BUILDING RULES

   
    SECTION 1 – INTRODUCTORY
    
38. Definitions [Sections 8 (2) and 25(1)].
   

In this Chapter unless the context otherwise requires:-

    (i) “about” a building shall be said to abut on a street when the outer face  of any of its external
      walls is on the street boundary;
    (ii) “Applicant” shall mean a person who gives notice to the Director of his intention to erect or
      re-erect a building and shall include his legal representatives
    (iii) “architect” shall mean a person holding any of the qualifications  laid down in Schedule1 to
       these rules, whether employed for preparation of plans or for supervision  of construction
      or for both;
    (iv) “architectural Control Sheets” shall mean sheet of drawing with directions signed by the
      Director and kept in his office showing the measure of architectural control as prepared
      under rule 50;
    (v) “balcony’ shall mean a cantilevered horizontal projection from the wall of a building not
      supported from the ground having a balustrade or railing and intended for human use;
    (vi) “Barsati” shall mean a roofed structure above the roof of a building used as shelter
      during the  rains;
    (vii) “base” applied to all or a column, shall mean the underside of that part of the wall or of
      the column which immediately rests upon the footing or foundation or upon any bressummer
      or other structure by which wall or column is carried;
    (viii) “basement storey” shall means the storey which is next below the ground storey or which
      is in any part more than half of its height before the mean level of the street or ground
      adjoining the building;
    (ix) “basesummer” shall mean a beam or a girder which  carries a wall;
    (x) “building  line” shall means a fixed line, if any, specified for a site beyond which no building
      within that site other than a compound  wall shall project;
    (xi) ‘class of building” shall mean a building in one of the following four categories:-
      (a)   residential building
      (b)   commercial building;
      (c)   warehouse and industrial building; and
      (d)   public building;
    (xii) “commercial building” shall  mean a building used or constructed  or adapted to be used
      wholly or partially for shops, offices, banks or other similar purposes but shall not include
      industries and motor garages;
    (xiii) “courtyard” shall mean an area open to the sky but within the boundary of a plot, which is
      enclosed or partially enclosed by buildings boundary walls or railings. It may be at ground
      floor level or any other level within or adjacent to a building;
    (xiv) ‘external wall” shall mean a outer wall or vertical enclosure of any building not being a party
      wall even though adjoining to a wall of another building and shall not include a wall abutting
      on an interior  open space of any building but shall not include an outer varandah wall;
    (xv) “Factory” has the same meaning as in the Factories Act, 1948 (Act LXIII of 1948);
    (xvi) “front” as applied to a building shall mean generally the portion facing the street from which
      it has access and in case of doubt as determined  by the Director;
    (xvii) “gallery” shall mean a raised floor constructed within the height of the single storey;
    (xviii) ‘garage” shall mean a building or portion thereof used or intended to be used for shelter,
      storage or repair of a sheeled vehicle;
    (xix) “ground floor” shall mean the  storey which has its floor surface nearest to the ground
      around the building;
    (xx) “habitable room” shall mean a room constructed or adapted to be used by some person
      either as a living room in which a part of the day is spent or a room in which some person
      may pass the night and shall include a kitchen but shall not include a bath room,
      water – closet or store room;
    (xxi) ‘height” as applied to a building shall mean the vertical measurement of the building measured
      from the finished level of the center of the street where such street exists  of from the mean
      level of the ground adjoining the outside of the external walls to half the height of the   roof
      in the case of sloping roofs and to the highest level of the building in case of buildings with
      flat roof  excluding, the projected portions  of mumties, flues, ducts, minarets and parapets
       not exceeding three feet six inches  in height. Height as applied to a room shall mean the
      vertical measurement from the upper surface of the floor to the under surface of the ceiling
      of the same room joint and beams being allowed  to project beneath the ceiling; and in case
       of sloping ceiling; the  height shall be the mean height of any such room;
    (xxii) “mamti” shall means a small structure erected  on the roof of a building at the head of a staircase
       to protect such staircase from weather;
    (xxiii) ‘material change of use’ shall mean a change from one class building to another;
    (xxiv) “mezzanine floor” shall mean a gallery, balcony, or loft or an inter floor, not so constructed as to
      be capable of used for living or sleeping erected between the floor and the ceiling of any storey
      not less than  sixteen feet in height;
    (xxv) “ varandah” shall mean a verandah of which a minimum of 50 per cent of the outside face is open;
    (xxvi) “party wall” shall mean a common wall partly  constructed  on one plot of  land and partly on an
      adjoining plot and serving both structurally;
    (xxvii) “plinth level” shall mean the level of the ground  floor of building;
    (xxviii) “plinth height” shall mean the level of the ground floor above the street level measured from the
      level of the center of adjoing street;
    (xxix) “premises” shall mean meassuages, buildings, lands easements and hereditaments of any tenure;
    (xxx) “public building”  shall mean a building used or constructed or adapted to be used; either ordinarily
      or occasionally as a place of public worship or as a hospital,  college, school, hotel, restaurant,
      theatre, public hall, public concert room, public lecture room, public exhibition or as a public place
      of assembly or entertainment for person admitted thereto by tickets or occasionally  for any similar
      public purpose;
    (xxxi) “public sewer” shall mean a sewer constructed by Government or a local authority or a coloniser;
    (xxxii) “rain water  pipe”  shall mean a pipe or drain situated wholly above ground and used or constructed
      to be used solely for carrying off rain water directly from roof  surfaces;
    (xxxiii) “rear” as applied to a building shall mean that portion which is on the opposite side of the  “front”;
    (xxxiv) “residential building” shall mean a building used or constructed or adapted to be used wholly or
      partially for human habitation and includes all garages, stables and other out- buildings
      appurtenant thereto;
    (xxxv) “special areas” shall mean the areas shown as such on the zoning plans in which Architectural
      Control Sheets shall apply;
    (xxxvi) “storey” shall mean any horizontal division of a building so constructed  as to be capable of use
      a living  apartment, although such horizontal division may not extend over the whole depth or
      width of the  building, but shall not include mezzanine floor;
    (xxxvii) “street” shall mean any road, footway, square court, alley or passage accessible whether permanently
      or temporarily to the public and whether a thoroughfare or not and shall include every vacant space
      notwithstanding that it may be private property and party or wholly obstructed by any gate, post, chain
      or other barrier whether of houses, shops or other building abutting thereon, which is used by any
      person as means of access to or from any public place or thoroughfare, whether such persons be
      occupiers of such buildings or not, but shall not include any part of such space which the occupier of
      any such building has a right a all hours to prevent all other persons form using a aforesaid; and it
      shall include also the drains or gutters therein, or on  either side and the land, whether covered or
      not by any pavement, verandah of  other erection, up to  the boundary of any abutting property not
       accessible to the public;
    (xxxviii) “subsoil drain” shall mean a drain used or constructed to be used solely for conveying to any
      sewer (either directly or through another drain) any water that may percolate, through the subsoil;
    (xxxix) “temporary building” shall mean a building built of unburnt bricks,, burnt bricks without mortar,
      corrugated iron, bamboo, thatch, wood boarding or plywood but shall not  include a building built
      of burnt bricks, cement blocks or stones laid in mortar;
    (xl) “topmost story” shall mean the uppermost storey in a building whether constructed wholly or partly
      in the  roof or not and whether used  or constructed or adapter for human habitation or not, but shall
      not include a barasati or a mamti;
    (xli) “warehouse and industrial building” shall include a factory, a workshop  or a motor garage; and
    (xlii) “Zoning plan” shall mean the detailed layout plan of the sector or a part thereof  maintained in the
      office of the Director showing the  sub division of plots, open spaces, streets, position of
      protected trees and other features and in respect of each plot, permitted land use, building lines
      and restrictions with regard to use and development of each plot in addition to those laid down in
      the building rules.
    
    ***
    
    SECTION 2

Procedure for submission of Building Applications and Execution of Works

    
39. Application for erection or  re-erection of building [Sections 8 and 25 (2)(c)]. --
  (1) Any person intending to erect or re-erect any building an a controlled area, shall make an application
    in writing to the Director in Form BR-I accompanied by the following documents:-
    (a) a site plan as required by rule 40,
    (b) a building plan or plans as required  by rule 41, and
    (c) Details of specifications of the work to be executed in Form BR-II.
    (d) A demand draft in favour of Director, Town and Country Planning  Haryana, Chandigarh or
      the person authorized by him drawn on any scheduled bank on account of scrutiny fee at
       the rate of (Rs. Ten) per square meter of the covered area achieved.
  (2) Every person giving notice under sub-rule (1) shall appoint an architect for the drawing up of plans
    and for the supervision of erection and re-erection of the building.
  (3) The application plans and specifications shall be signed by the applicant and the architect. In case
    where the supervising architect different from the one who has prepared the designs, the plan shall
    be signed by both of them.
     

***

40. Site Plan [Sections 8 and 25 (2) (c)].
  (1) The site plan shall be drawn to a scale of  not less than:-
    (a) 1/16th of an inch to a foot for sites up to 4,840 square yards.
    (b) 1/32nd  of an inch to a foot for sites above 4,840 square yards and under 48,400 square yards,and
    (c) 1/64th of an inch to a foot for sites 48,400 square yards and above.
  (2) The site plan shall be prepared with sufficient accuracy to enable the site to be identified and shall be
    submitted on distinct print triplicate two of which shall be mounted on cloth. One mounted copy shall
    be returned to the applicant with the words “Rejected” or “sanctioned” as the case may be, written on it.
    The site plan shall be fully dimensioned and shall show:-
    (a) the boundaries of the site;
    (b) the direction of the North point;
    (c) the street of roads adjoining  the site with their width clearly dimensioned and with names, if any,
      of all existing roadside trees, lamp posts, or other features or structures likely to affect the
      approach to the buildings;
    (d) surrounding buildings in outline up to a distance  of 50 feet from the boundaries of the site;
    (e) buildings or structures on or over or under the site or projecting beyond it in outline including
      proposed building to be shown distinctly;
    (f) dimensions of open spaces at the rear, side or front;
    (g) the area and proportion of the site to be covered by building;
    (h) the levels of the site and of the plinth of the buildings in relation to those of the neighbouring streets,
      also the level of  all courtyards and open spaces in relation to the bed levels of the existing drains and
      sewers in the street or streets into which the building  or  site is to be drained; and
    (i) method of disposal of waste water, sewage and storm water.
     

***

41. Building Plan.--
    The building or plans shall be drawn to a scale of not  less than one inch to every four feet and shall be
    submitted on distinct prints in triplicate two of which shall be mounted on cloth. One mounted copy shall
    be returned to the applicant with the words “Rejected” or “Sanctioned”, as the case may be, written on it,
    It shall show-
(a) the plan of all the floors and elevation and cross-sections as under:-
      (i)   in the case of buildings in a row, two elevations and one typical cross-section and
      (ii)  in the case of other buildings two cross-sections and elevations on four sides;
    (b) the plinth level of the building with reference to the level at the center of the street or streets
      on which  the proposed building is to abut or front;
    (c) the size  of the doors, windows, openings and other methods of ventilation of each room;
    (d) in the case of proposed additions and alterations to an existing building all new works on the
      plan  by an indelible distinctive colour and a key to the colours used;
    (e) the proposed method of draining it, including the position, forms and dimensions of all privies,
      urinals, drains and the method of disposal of sewage, sullage and storm water in full detail.
   

Note.- In case  of large of buildings various blocks of the  building may be drawn in separate sheets.

     

***

42. Type plans [Sections 8 and 25 (2)(c)] . –
    Incase of applicant wishes to follow a type design of buildings approved by the government he may
    obtain them from the Directors at a fee fixed  by the Government. These building plans along with
    relative site plan shall nevertheless be submitted as required by rule 39.
     

***

43. Information necessary to validate application [Sections 8 and 25 (20(c)]. –
    No application under rule 39 shall be considered to be valid, unless it is made on the prescribed form
    and is accompanied by the requisite number of plans and documents required to be furnished along with
    the application. In case of failure of such compliance, the application together with plans shall be
    returned to the applicant for resubmission in accordance with the rules.
     

***

44. Permission to erect or re-erect { Section 8920 and 25 (2) (f) }. –
    After  as application in the prescribed form  containing  the  required information and accompanied by
    necessary documents as mentioned in rule 39 is received, the Director shall, after making such inquiry
    as he considers necessary, pass on order under sub-section (2) of section 8 in Form BR-III.
     

***

45. Validity of sanctioned plans [Sections 8 and 25 (2) (f)]. --
    If a building is not completed within two years of the date of permission, the permission will be deemed
    to have lapsed with respect to that portion of the building which has not been completed. In regard to
    the incomplete portion a fresh application shall be submitted in accordance with rule 39:
    [Provided that multi-storeyed buildings (more than four storeyed or fifteen metres in height as
    the case may be ) may be completed with five years of the date of permission or as may be specified by
    the Director, whichever is less.]
     

***

46. Notice of commencement of work [Sections 8 (2) and 25 92) (f) ].-
    A person who has been given permission under rule  44 and intends to commence his erection or
    re-erection shall give to the Director or to any person authorized by him in this behalf, not less than
    week’s  notice in writing of the date and time at which the erection or re-erection of the building
    will commence.
     

***

47. Completion of building { Section 8(2) and 25 92) (f) }. --
  (1) No person shall occupy or allow any other person to occupy any new building or part of anew building 
    or part of a new building for any purpose whatsoever until such building or part thereof has been certified
     
     
  (2) Every person who intends to occupy such  building  or part  thereof shall apply for the occupation certificate
     in Form BR-VI duly signed by an architect.
  (3) No occupation certificate shall be issued unless debris and rubbish consequent upon the construction has
    been cleared from the site and its surroundings.
     

***

       
     

SECTION III

     

Siting, Planning and Architectural Control

       
48. Use of site, type and character of buildings { Sections  8 (2) and 25(2) (f) }.--
  (1) Type  and character of building including ancillary buildings that may be erected on a site and the purpose
    for which these may be used shall not be other than that shown in the sector plan or approved colony plan.
  (2) Every building that may be erected or re-erected on site shall addition to the foregoing restrictions comply
    with the restrictions shown on the zoning plan and on Architectural Control Sheets wherever applicable.
  (3) Except as otherwise expressly provided at the time of sale, not more than one building unit shall be erected
    on any one site but in any case two or more  sites may be combined for purposes of erection of
    one building unit.
    Note.- - “Building unit” means a self –contained building with such out- buildings as are ordinarily ancillary
    to the main building and used in connection therewith an physically incapable of sub-division into two or
    more independent  building units. A building unit may, however, be owned by an individual or may be jointly
    an severally owned, provided it remains in a single indivisible ownership.
     

***

49. Proportion of the site which may be covered with buildings {sections 8 (2) and 25(2) (f)].—
    The proportion up to which a site may be  covered with buildings including ancillary  buildings shall be in
    accordance with  the following slabs, remaining portion being left open in the form of an open space
    around the buildings or courtyard:-
     

Residential

     
       Area of site Maximum permissible coverage on ground including ancillary and residential zone Maximum permissible coverage on first floor
For the first 225 mtrs to the total area of the site 60% of such portion of the site 55% of such portion of the site
For the next 225 square i.e. portion of the area between 225 & 450 sq. mtrs. 40% of such portion of the site 35% of such portion of the site
For the remaining portion of the site i.e. for the portion of the area exceeding 450 sq. mtrs. 35% of such portion of the site 25% of such portion of the site
    Maximum permissible floor area ratio and maximum permissible height. The maximum permissible floor
    area ratio and maximum permissible height on area of the site mentioned in column 1 of the schedule
    given below be as  shown in columns 2 and 3 respectively of the said schedule:-
     

***

     

SCHEDULE

     
Area of the site Maximum permissible Floor area ratio Maximum permissible height
     
For the first 209 square meters of total area of site

1.45

11 Meters

For the next 91 sq. mtrs. Of the area i.e. between 209 sq. mtrs. And 300 square  meters.

1.00

11 Meters.

for the next 120 square meters of the area i.e. between 301 square meters & 420 square meters.

      0.95     

11 Meters.

For the remaining area beyond 420 square meters.

0.80

11 Meters.

       
    Provided that the building shall conform to the restriction contained in the  zoning plans or the architectural
    control sheets of respective area of sector:
    Provided further that in the case of houses already constructed or which are under construction before the
    issue of this notification the benefit of additional covered area, i.e, the different between the aggregate
    permissible coverage on  all floors as now stipulated and that already provided in the rules may be allowed
    on any floor subject to the restriction as provided in the zoning plan:
     
    Provided  further that subject to specific  provision in the Zoning Plan of sector/site, not more than four
    dwelling units shall be permitted on one plot and the maximum number of dwelling units on each floor i.e.
    ground/first floor shall not exceed two dwelling units:
    Provided further that in case of sites measuring 100 square meters or less under any scheme relating to
    houses for economically weaker section framed by  the Government, Housing Board, Improvement Trust
    or any Local Authority, Director may relax the above condition upto a maximum  of 66% on ground coverage
    with the stipulation of floor area ratio of 1.65 :
    Provided further  that a basement, not exceeding the maximum coverage on the ground floor and intended to
    be used for parking, servicing and storage may be allowed, if it satisfied the public health and
    structural requirements.
       
     

I N D U S T R I A L

     
Maximum permissible coverage on ground (Percentage of site  area) Maximum permissible Floor Area  Ratio (Percentage) Maximum height of the industrial building ( In meters)

General Industry

Information Technology Industry

General Industry

Information Technology Industry

General Industry

Information Technology Industry

60

40

125

250

21

30

       
     

C O M M E R C I A L

    In the case of sites for shop-cum-residential purposes or for shopping booths, the coverage on each
    floor shall be in accordance with the architectural control sheets.
       
     

INSTITUTION AND OTHER PUBLIC BUILDINGS

  (a) Coverage:- The maximum permissible coverage including covered parking on a plots of the size
    mentioned in column 1 below shall be as shown in column 2 below:-
     
Area of plot Maximum permissible coverage
Upto 10,000 square meters 33-1/2 per cent of the area of the plot
Above 10,000 square meters 25  per cent of the area of the plot
  (b) Floor Area, Ratio.- The maximum Floor Area Ratio shall be as determined by the Director/Government as
    the case may be on the merits of each individual case, considering the location and the nature of the use.
  (c) Set Backs.- Every institutional building shall be constructed with set backs as provided in the zoning plan
    prepared for the site:
    Provided that a basement, not exceeding the maximum permissible coverage on the ground floor
    (excluding the area under public corridors) and intended to be used only for parking servicing and storage
    may be allowed if it satisfies the public health and structural requirements.
  Notes. 1. Floor Area Ration (FAR) means the quotient obtained by dividing the  multiple of the aggregate
    covered area on all floors and 100 by the area of the plot, i.e.
     

                        Total covered area on all floors X 100

FAR        =------------------------------------------------

                                    Plot area

    2.         Set-back line usually parallel to the plot boundaries and laid down in each case in the zoning plan
                beyond which nothing can be constructed towards the site boundaries.
   

 

The following projections shall not be counted towards the covered area namely;-

   

(i)

pergola constructed purely for architectural effects.
   

(ii)

A canopy, sunshade, chhajja, balcony, or an architrave contilever from the face of any wall:
   

(iii)

Cantilevered projections referred to in clause (ii) in the case of plots where architectural or frame
      control does not apply projecting  not more than 1.80 meteres beyond the building lines on the
      front and  rear of the main residential building and 1.00 meter along the sides thereof, when
      measured at right angle to the  outer face of the  respective wall.
   

(iv)

Any such projection referred to in clause (ii0 shall not be lower than 2.3 meters when measured
      from the ground.
  (d) Building lines.- No building shall project beyond the building lines  as shown on the zoning plan.
     

***

50. Architectural Control {Section 8 (2) and 25 (2) (f).--
    In the case of building sites where architectural control is considered necessary by the Director he shall
    cause to be prepared Architectural Control Sheets for the purpose showing the extent of architectural
    control on the  various units of the buildings  or  on a portion of such buildings, among  others in the
    following respects:-
    (i) compulsory elevations for a particular building or a row of buildings.
    (ii) Compulsory height on the front or on any side exposed to view from a street upon  which
      building shall have to be erected and completed within a certain period.
    (iii) Compulsory height of floors.
    (iv) Compulsory height and design of cornies sills and top  of windows in the first and higher storeys.
    (v) Compulsory building line along which the building shall have to be erected  and completed
      within a certain period.
    (vi) Compulsory type designs of balconies
    (vii) Compulsory use of materials, texture and colour
     

***

51. Building line in front (Sections 8 (2) and 25 (2) (f)}.--
    All buildings shall be set back in front along the building line shown in the zoning plan or approved
    colony plan.
     

***

52. Space at the rear { Sections 8 (2) and 25 (2) (f)}.-
    No building shall project beyond the rear building line shown  in the  zoning plan or approved colony plan
    as may be applicable. Where zoning plans have not been prepared or the required building line has not been
    shown on the approved colony plan, the rear building line shall be at a distance of 15 feet from the rear
    boundary of the plot.
     
     

***

53. Space at the sites { Sections 8 (2) and 25 (2) (f)}.-
    no building shall project at the sites beyond the building line specified in the zoning plan or approved
    colony plan, as may be applicable. Where zoning plan have not been prepared or the required building
    line has not been shown on the approved colony plan, the  side space shall be regulated as below:-
     
   
Sites of  375 sq. yards or less No side space. The full frontage of the site shall be covered with building shall be built contiguous to the adjoining plots;  Provided that incase of corner plots, if a side space is left, it shall not  be less than eight feet in width.
Sites from 375 Sq.yards to 749 yards. Compulsory open space of 10 feet on one side of the plot to be determined by the Director; Provided that a garage of not more than 20 feet in length may be built in this portion with its rear boundary coinciding with the rear of the building.
Sites from 750 sq.yards to 1,500 sq. yards. Minimum side open space of 10 Feet on both sides.
Sites above 1,500 square yards. Minimum side open space of 20 Feet on both sides.
     

***

54. Maximum height and number of storeys of building { Section 8 (2) and 25 (2) (f) }. –
    Subject to specific provisions regarding height and number of storeys made under rule 49, the height
    and number  of storeys of  any building  shall  be governed by the restrictions/provisions shown in the
     Zoning Plan or the architectural control sheet.
     

***

55. Height of mezzanine storey and internal balconies {Section 8 (2) and 25 (2) (f)}. –
  (1) No mezzanine  floor or internal balconies shall be permitted  unless the height between the main floor 
    is at least 16 feet and such mezzanine floors or balconies do not cover more than one –third of the
    (area of the floor below and such mezzanine floors or internal balconies, if constructed, shall be
     counted towards F.A.R.)
  (2) The height of such mezzanine floor or internal balcony shall, not be less than 8 fee.
     

***

56. Minimum provision with regard to residential buildings { Section 8 (2) and 25 (2) (f) }. –
    No building  for any residential use shall be constructed or allowed to be used till, in addition to
     living rooms every dwelling unit provides for --
    (a) One kitchen
    (b) One bath room or raised bathing platform.
    (c) One latrine or W.C.
     

***

57. Minimum area of courtyard for purposes of ventilation   { Section 8 (2) and 25 (2) (f).
    The minimum area of every courtyard on which habitable rooms abut and from which they derive their
    ventilation shall be 1/6th the aggregate plinth area of the abutting rooms and/or verandah or 150
    square feet whichever is greater.
    Provided that interconnecting balconies of not more than 3 feet in width on first or higher floors may
    be erected projecting into the courtyard so that clear area open to sky is not reduced to less than 2/3rd
    of the area of the courtyards. The minimum width or depth of all such courtyards shall be 12 feet.
     

***

58. Minimum size and requirements of ventilation regarding habitable room { Section 8 (2) and 25 (2) (f) }. –
    Every habitable room including a shop
    (i) shall be of a height of at least 9 feet in every part from floor to  ceiling;
    (ii) shall have a clear floor area of not less than 100 square feet and a width not less than 8 feet;
    (iii) shall be provided for purposes of light and ventilation with doors and windows or other
      apertures which shall have a total opening of not less than ¼  of the floor area of the room or 30
      square feet whichever is greater.
    All doors or windows or other apertures shall open directly, or through a verandah, on to a permanent
     open space or an open space about the building of not less than 6 feet in width or a courtyard.
  Note.—(1) In calculating the area of window and door openings, no deduction shall be made for the
    space occupied by window frames or for unopenable glazed or unglazed portions of the window.
  Note.—(2) For the purpose of this rule a kitchen shall be deemed to be a habitable room and all
    the aforementioned  requirements regarding  ventilation shall apply to it except that the minimum
    area of the kitchen shall not be less than 64 square fee:
    Provided every kitchen shall be provided with a fire place fitted with a chimney.
     

***

59. Height of boundary wall and fence and type of gate { Section 8 (2) and 25 (2) (f) }. –
    The height and design of the boundary wall or fence and gate shall be in accordance with the
    provision of the zoning plan and shall conform to the pattern as laid down for such a plot on
    the zoning plan:
    Provided that where zonal plan has been prepared , the height and design of the boundary wall
    or fence and gate shall be as specified by the Director.
     

***

  1[59A. Fire protection, {Section 8 (2) and 25 (2) (f)}. – Fire protection measures provided in Part IV of
  National Building Code of India, 1983, dealing with the fire protection measures as amended from
  time to time, shall be followed.]
     

***

       

SECTION 4

Structural Material and Control

       
60. Materials { Section 8 (2) and 25 (2) (f) }.
    all materials to be used for the erection or re-erection of a building shall conform to the
    specifications and  standards laid down in the { Haryana P.W.D. Specification 1990
     

***

61. Site {Section 8 (2) and 25 (2) (f)}. –
    No person shall erect or reerect any building on any ground which has been filled up with offal or
    offensive vegetable  animal matter, or upon which any such matter is deposited, unless and
    until the  Director  certifies that such matter has been property removed by excavation or
    otherwise has become or been rendered innocuous.
     

***

62. Foundations { Section 8 (2) and 25 (2) (f) }. –
    The foundations of every building shall be so constructed as to sustain the combined dead
    load of the building and the superimposed load and to transmit  those loads to the sub-soil
    in such a manner that the pressure on the sub-soil shall not exceed the safe pressures
    specified below:--
     
Type of soil Safe allowable Pressure in Tonnes/square in Feet. At and beyond depths of
Soft, wet,pasty or ½ 8
Muddy clay 1/3 4
Alluvial earth ½ 2
Artificial filling 1/4 2
Loams (Loose) 1 2
Loams (Compact 3/4 2
Sandy Loam 1 1-1/2
  1-1/2 2-1/2
  1-1/2 3-1/2
Clay (loose) 3/4 2
Clay (Compact) 3/4 1-1/2
  1 2-1/2
  1-1/2 3-1/2
    For accentric loads the maximum safe allowable pressure may exceed the values given above
    by 10 per cent.
    The loads shall  not cause such settlements of the building or any part of the building as may
    impair its stability.
    For building more than 3 storeys high foundations shall be designed  on the basis of safe
    bearing pressures.
     

***

63. Damp proof Courses { Section 8 (2) and 25 (2) (f) }.—
  (1) Every wall of a  public building or domestic building (including a pier forming a part of the wall
    or a compound wall ) shall be provided with a damp-proof course, except when built of materials
    such as cement concrete ( 90 lb. Cement, 2 cft. Sand, 4 cft. Coarse aggregate) with or without the
    addition  of any commercial damp proofing material.
  (2) Materials specified as damp-proof course shall be as indicated in{ Haryana P.W.D. Specifications 1990}.
  (3) In external walls the horizontal damp proof course shall be laid immediately above the plinth protection,
    and a vertical damp proof course shall be provided on the interior face of the wall extending between the
    level of the horizontal damp proof course and the level of the upper surface of the concrete in the
    finished floor.
  (4)

In an internal wall the horizontal damp proof course shall be laid  in  level with the upper surface of the

    concrete in the finished floor. The continuity of damp proof course between the internal and the external
    wall shall be secured by the insertion bitumenised bricks or cement concrete bricks laid in cement mortar
    or any other damp proof materials.
     

***

64. Loads {Section 8 (2) and 25 (2) (f)}.-
    In addition to the dead load the building shall be designed for  the following live loads:-
     
No. Type of floors Minimum live load in lbs.per sq.ft.of area
1) Roofs (Flat) 30
2) Floors of residential or dwelling houses. 40
3) Floors of tenements, hospital wards, bed rooms and private sitting rooms in hostel and dormitories 40
4) Stairs for the above mentioned classes of loading 40
  For (2) 40
  For (3)  
     

***

65. Floors. {Section 8 (2) and 25 (2) (f)}.—
    All floors of every building including floor of a kitchen, bathroom, latrine, urinals shall be damp and
    rat proof and shall be constructed of materials so treated as to protect it from white ants, dry rot, wet
    rot as per {Haryana P.W.D. Specification 1990}.
     

***

66. Walls {Section 8 (2) and 25 (2) (f)}.—
  (1) No wall shall be constructed of easily inflammable material. For the purposes of this sub-rule easily
    inflammable material will not include teak, Sal, Shisham and deodar wood.
  (2) No masonry wall shall be built in clay mortar to a greater height than one storey and such walls shall
    be plastered or pointed so as to render it impermeable and damp proof. The minimum thickness of
    such a wall shall, in no case, be less than 13-1/2 inches.
     

***

67. Thickness of walls { Section 8 (2) and 25 (2) (f) }.
    Where walls of building are constructed  of bricks, stones blocks or of other  hard and incom-bustible
    material laid in horizontal beds of courses every wall or part of wall shall be so designed and
    constructed as to be capable of safety sustaining and  transmitting the dead loading and the
    superimposed loading to which it may be subjected (calculated in  accordance with the Schedule II
    annexed to these rules so far as it is applicable ) and the horizontal and inclined forces to which  it
    may be subjected, without undue settlement of deflection and without exceeding the intensity of
    pressure on the materials as given below:-
     
Description of wall Allowable safe pressure In tons sq.(Slenderness Ratio not exceeding six)
Burnt bricks in cement mortar, lean mixing for Brick Masonry (1:3) top (1:4) to 1:7) respectively 8
Burnt bricks in lime mortar (1:2) or cement Mortar (1:6) 4
Burnt bricks in mud mortar Coursed rubble masonry (other than Ashler ) 2-1/2
In cement mortar (1:4) Coursed rubble masonry (other than Ashler ) 2
In lime mortar  ((1:2) or cement mortar (1:6) 4-1/2
Random rubble masonry in cement mortar (1:4) 8
Random rubble masonry in lime mortar (1:2) or Cement mortar (1:6) 4
Ashler masonry in cement mortar (1:3) with (1:3:6) mass concrete backing 12
Ashler masonry in lime mortar 1:2 or cement mortar 1:6 with 1;4:8 mass concrete backing Blocks  in 1:3 cement mortar average crushing 6
Strength of block not less than--  
500 lb/sq. inch 2
1000 lb/sq.inch 4
2,000 Lb/sq. inch 8-1/2
    Explanation. - - Average crushing strength of individual burnt bricks when determined by standard
    test approved by the Director to be not less than 1,500 lb/s. inch. Allowable stress can be increased
    by 20 per cent in the case of local loadings.
      For occasional loads such as wind and earthquake forces the allowable stress can be increased
       by 33 per cent.
      When sheering or tensile stress occurs the permissible stress to be taken in one-tenth the
      maximum pressure figure given above.
     

***

68. Roofs { Section 8 (2) and 25 (2) (f) }.—
  (1) Every roof shall be weather proof and fire resistant and in no case shall be built of mat, sirki cloth,
    grass or thatch or any other easily inflammable material and it shall be structurally safe against dead
    and live loads as prescribed in rule 64  above and prevailing wind pressure.
  (2) Subject to above provision, every roof shall be of any material and specification as prescribed in
    chapter 13 of Punjab Works Department Specification 1962 edition.
     

***

       
     

STAIR CASES

69. stair cases in residential building { Section 8 (2) and 25 (2) (f) }.—
    Every building of more than one storey  height  intended to be used as a single family of two family
    residential building shall be provided with at least one staircase having minimum width or 2 feet 3
    inches constructed of fire-resisting materials.
     

***

70. Residential building for more than two families and commercial buildings {Section 8 (2) and 25 (2) (f)}.—
  (1) Every building intended to be used as a residential building for more than two families or
    a commercial building shall be provided with at least one staircase extending from ground floor level
    to the highest floor having minimum clear width in accordance with the following table:-
     
a) Number of users up to 10 3’-0”
b) Number of users  from 11 to 20 3’-6”
c) Number of users from 21 to 100 4’-0”
d) increase 1” for every additional 15 persons maximum of 9’ is reached.  
  (2) a single staircase of the  width mentioned above may be replaced by two staircases each of a
    width at least equal to  two-third the width prescribed for a single staircase provided neither of
    the two substituted staircases be less than 2’-6” in width. Staircase so provided shall be built 
    in fire resisting materials.
  Explanation.- - For the purpose of this rule, each 30 square feet of floor space in the case of
  non-residential buildings and each 80 square feet of floor space in the case of residential buildings
  shall be deemed to be occupied by one person.
     

***

71. Minimum dimension of steps {Section 8 (2) and 25 (2) (f)}.—
    No staircase in a residential building shall have a rise of more than 9 inches and a tread of
    less than 9 inches.
     

***

72. Staircase in public buildings and warehouses and industrial buildings { Section 8 (2) and 25 (2) (f) }.—
    No staircase in a public or a warehouse and industrial building  shall be of width less than
     that given below:-
     
  Number of users up to 200 4’-6”
  Number of users from 200 to 350 6’-0
  Increase by 1” for every additional 15 persons until maximum of 9’ is reached.  
    A single staircase of the  width mentioned in clause (C) of sub-rule (1) above   may be replaced by
    two staircases each of width of at least 6 feet.
    Notwithstanding anything contained in sub rules (1) & (2) , staircases in private  portions of public
    buildings or warehouses and industrial buildings not open to the general public may be of the sizes
    and material  mentioned in rule 69.
     

***

73. Material { Section 8 (2) and 25 (2) (f) }.—
    All staircases and walls enclosing the staircases in public building and ware houses and industrial
    building shall be of fire proof materials.
     

***

74. Minimum dimension of steps { Section 8 (2) and 25 (2) (f) }.—
    No stair-case in a public building or a warehouse and industrial building shall have a rise of more than
    7 inches and a tread of less than 10-1/2 inches.
     

***

75. Uniformity in treads and risers in staircases {Section 8 (2) and 25 (2) (f) }.—
    Treads and risers of each flight of a staircase or of several  flights in the  same staircase in a public or
    a ware house and industrial or a residential building shall be of uniform width and height except where
    prior dispensation is specifically obtained from the Director or architectural effect.
     

***

76. Location of staircase { Section 8 (2) and 25 (2) (f) }.—
    No part of the second or of any higher storey of any building  shall be more than 100’ from some
    staircase or ramp loading to the ground floor.
     

***

77. Ventilation of staircases {Section 8 (2) and 25 (2) (f) }.—
    Every staircase shall be adequately ventilated and lit to the satisfaction of the Director.
     

***

78. Head room in a staircase {Section 8 (2) and 25 (2) (f)}.—
    The minimum clear head room in any staircase  shall be seven feet measured from the top of the
    riser to the most dependent portion of the ceiling above.
     

***

79. Provision of hand rails { Section 8 (2) and 25 (2) (f) }.—
  (1) In every staircase at least one hand rail shall be provided.
(2) Where steps are provided from the ground to the building hand rail may not be provided, if the steps
    do not go above 4’-6” in height and are not less  than 3’-0” in width.
     

***

       

LOBBIES, CORRIDORS, PASSAGES AND BALCONIES

       
80. Lobbies, Corridors, Passages and Balconies {Section 8 (2) and 25 (2) (f)}.—
    The minimum width of any lobby, corridor, passage or balcony in a single-family or two-family
    residential  building shall be at least 2’-6” and shall be of fire resisting materials and shall be carried
    on supports of fire resisting materials.
     
     

***

81. Residential building for more than two families and commercial buildings { Section 8 (2) and 25 (2) (f) }.—
    The minimum width of any lobby, corridor, passage or a balcony in a residential building for more
    than two families and a commercial building shall be as given below:-
     
(a) Number of users up to 10 3’-0”
(b) number of users  from 11 to 20 3’-6”
(c) Number of users from 21 to 100 4’-0”
(d) increase 1” for every additional 15 persons maximum of 8’ is reached.  
    Walls and roofs shall be of fire-resisting materials and shall  be carried on supports of
    fire-resisting materials.
     

***

82. Public building and warehouse buildings { Section 8 (2) and 25 (2) (f) }.—
   

the minimum width of any lobby, corridors, passages or balcony in a public building or a warehouse

    and industrial building to be used by the public shall be 4’-6”:
     
(a) Number of users from 20 to 200 6’-0”
(b) Number of users from 101 to 200 7’-6”
    Walls  and roof shall be of fire-resisting materials and shall be carried on supports of
    fire-resisting materials.
     

*******

83. General doors and barriers of Assembly Halls { Section 8 (2) and 25 (2) (f) }.—
    all doors or barriers for use by the public as exists in a public assembly place shall be made to
    open outwards.
     

***

       
     

CHIMNEYS AND FLUES

84. Application { Section 8 (2) and 25 (2) (f) }.
    Rules in this section shall not apply to the erection or re-erection of chimney shafts for the furnaces
    in commercial or ware-house buildings the design of which shall be specially approved by the Director
    but they shall apply to the erection or re-erection of chimney shafts for open fires and small
    domestic boilers.
    Explanation. – Small domestic boilers  shall mean boilers  which do not require flues exceeding
    80 square inches in area.
     

***

85. Materials { Section 8 (2) and 25 (2) (f) }.—
    Every chimney shall be constructed of burnt bricks, concrete bricks or of any good hard and
    incombustible material   properly and solidly put together.
     

***

86. Designs and construction { Section 8 (2) and 25 (2) (f) }.—
    Every chimney which is build against or forms a part of a wall and extends to or below the surface of
    the ground shall be built on solid foundations which shall comply with the requirements of the rules
    relating to the foundations of structural walls. It shall have a damp-proof course at the top and if the
    wall with which it is built requires  to be provided with a damp-proof course at the bottom the chimney
    shall be provided with the  same . Also it shall be properly bounded or otherwise securely tied with the
    wall with which it is built.
     

***

87. Floor beneath fire place { Section 8 (2) and 25 (2) (f) }.—
    Floors beneath and around every fireplace shall be of concrete or similar fire proof material and shall
    project 18 inches in  front of the jambs and extend 6 inches on each side of the  fireplace opening.
     

***

88. Jambs and back of fire place { Section 8 (2) and 25 (2) (f) }.—
    The jambs of a fireplace opening shall be at least 9 inches in width and the back of the chimney opening 
    in a party wall shall  be 9 inches in thick up to 12 inches above  the top of the opening. Where the flues
    in a party wall are not back to back the  required 9 inches of solid wall at back of the  fireplace shall be
    carried up to the floor of the room above.
    In an external or internal wall the back of the opening and all sides of the flues shall be at least
    4-1/2 inches thick.
     

***

89. Flue size { Section 8 (2) and 25 (2) (f) }.—
    Every fireplace shall have a flue giving a brick opening of not less than 9 inches x 9 inches:
    Provided that in case of R.C.C. construction a flue shall not be less than 9 inches x 4-1/2 inches.
     

***

90. Treatment of inside of chimney flues{ Section 8 (2) and 25 (2) (f) }.—
    The inside of every chimney flue shall be properly rendered or pargetted as such flue  is carried upwards
    unless the whole flue is built with fire  brick or fireproof piping of fireclay of at least 1” thickness in which
    case the spandrel angles shall be filed insolid with brick work or other incombustible materials.
     

***

91. Woodwork in chimneys { Section 8 (2) and 25 (2) (f) }.
    In any wall no timber shall be placed nearer than 9 inches to the inside of  any flue of chimney nearer than
    6 inches to the inside of any flue or chimney opening. Under a chimney opening no timer shall be within 15
    inches from the upper surface of the earth.
     

***

92. chimney stacks { Section 8 (2) and 25 (2) (f) }.—
  (1) Chimney stacks or smoke flues shall be carried up to a height of not less than three feet and not more than
    six times the least width of the chimney above the  adjoining  roof and shall be built at least 4-1/2 inches
    thick. The maximum height for any stack may be exceeded if it is adequately secured against over-turning.
  (2) Height  of chimney stack may be reduced to 1 foot  6 inches when the roof is made up of a fire-resisting
    materials. The top six courses of all stacks shall be built in cement mortar.
     

***

93. Pipes for conveying smoke { Section 8 (2) and 25 (2) (f) }.—
    No pipe for the purpose of conveying smoke or other products of combustion shall be allowed  to
    project through the wall externally. Elsewhere such pipes may be of mild steel  3/16 inches thick or
    of cast iron complying with the British Standard Specification  No. 41-1908 or of sheet metal for
    domestic cooking ranges only and shall be fixed at a distance of at least 9 inches from any
    combustible substances.
     

***

       
     

SECTION 5

     

DRAINAGE AND SANITARY INSTALLATIONS GENERAL

       
94. Notice for carrying out drainage work and application for permission { Section 8 (2) and 25 (2) (f) }.—
  (1) No person shall carry out any water borne sanitary and drainage installation or carry out any works
    connected therewith within any building or site without the previous permission of the Director.
  (2) Every person who intends to carry out these works shall apply for permission as laid down in rule 39.
     

***

95. Work to be executed under the supervision of plumber { Section 8 (2) and 25 (2) (f) }.—
    Execution of all works for the lying out of any drainage system or for the carrying out of water borne
    sanitary installations shall be done through a plumber holding any of the qualification laid down in
    Schedule III to these rules.
     

***

       

BASIC REQUIREMENTS FOR WATER-BORNE SANITARY INSTALLATIONS

       
96. Adequacy of water supply for installation of water borne sanitary installations { Section 8 (2) and 25 (2) (f) }.—
    Before  undertaking the installation of a water  borne  sanitary system in any building an adequate,
    constant and reliable  water-supply to the premises shall be ensured to the satisfaction of the Director.
     

***

97. Sanitary fitting and execution of works to conform to P.W.D. specifications { Section 8 (2) and 25 (2) (f) }.—
    All sanitary fittings, drainage pipes including soil [ Haryana P.W.D. Specification 1990} , and if there are
    no standards or specifications laid down for any article in the  {haryana P.W.D.} specifications, then, the
    article shall be as per standards and specification of the Indian Standard Institute, then the articles shall
    be as per British Standards specification.
     

***

98. All drainage system to be air, smoke and water  tight { Section 8 (2) and 25 (2) (f) }.—
    All drainage system including joint shall be air, smoke and water  tight and shall be capable of resisting
    a pressure of at least five feet head of water.
     

***

99. Not works of foul and waste water  drainage to be kept separate { Section 8 (2) and 25 (2) (f) }.—
    The net work of foul water drainage and the net work of waste water drainage shall be kept separate from
     each other  up to the point till they are connected at a manhole to the outflow drain.
     

***

100. Junctions { Section 8 (2) and 25 (2) (f) }.—
    Every drain including a pipe drainage into any other drain or a pipe sewer shall join the latter obliquely
    in the direction of the  flow of the latter.
     

***

       
     

SANITARY FITTINGS

       
101. Minimum sanitary facilities in various type of buildings { Section 8 (2) and 25 (2) (f) }.—
  (1) Dwellings  with individual conveniences shall have at least the following fitments:-
    (i) one bath room provide with a tap,
    (ii) One water  closet, and
    (iii) One nahani or sink either in the floor or raised from the  floor.
      Where only one water closet is provided in a dwelling, the bath and water closet shall be
      separately accommodated.
  (2) Dwelling (tenements) without individual conveniences shall have the following fitments:-
    (i) one water tap with draining arrangements ineach tenement;
    (ii) One water  closet, and one bath for every two tenements, and
    (iii) Water taps in common bath rooms and common water closets.
  (3) The requirements for fitments for drainage and sanitation in the  case of buildings other than residences,
    such as office buildings, factories, cinema, concert halls, theaters, hospitals, hotels, restaurants, schools
    and hostels shall be in  accordance  with Indian Standard Code of basic requirements for water-supply,
    Drainage and Sanitation “IS : 1172-1957” issued by the Indian Standard Institution, New Delhi with such
    modifications as may be made by the said institution from time to time.
     

***

102. Water closets { Section 8 (2) and 25 (2) (f) }.—
  (1) Every water closet pan shall have an efficient siphon trap with a minimum water seal of three inches
    beneath, so that sufficient water seal, between the pan and any drain or soil pipe is maintained. “
    D” trap, shall not be  fixed with water closets.
  (2) No part of the water closet apparatus shall  be directly connected with water supply  distributing pipe.
    For flushing and cleaning of the pan, a special closed cistern with suitable ball cock and of not less than
    three gallons capacity shall be provided.
  (3) The capacity of every reserve tank shall be at the scale of 75 gallons per water closet connected to the tank.
  (4) no self-acting or automatic flushing apparatus shall be constructed or fixed except with the prior
    permission of the  Director.
  (5) Where the water closet discharges into a soil pipe which also receives the discharge from another water
    closet, the tap of the water closet shall be ventilated by a pipe, which shall-
    (a) have an internal diameter of not less than two inches;
    (b) be connected with the arm of the soil pipe at a point not less than three  and not more than
      twelve inches from the highest part the trap, on that side of the water seal which is nearer to
      the soil pipe and in the direction of the flow; and
    (c) either have an open end as high as the top of the soil pipe or be carried into a soil pipe at a point
       not less than seven feet above the highest connection to the soil pipe.
     

***

103. Urinals { Section 8 (2) and 25 (2) (f) }.— A urinal connected with a building which has a supply of water, laid on,
   shall comply with the following requirements:-
  (i) the urinals shall be provided with a basin, stall, through or other suitable receptacle or receptacles of
    non-absorbent materials;
  (ii) the outlet from the receptacle or receptacles shall  be provided with an efficient grating;
  (iii) the urinal shall be provided with suitable apparatus for effectually flushing and cleansing the
    receptacles provided;
  (iv) no part of the urinal apparatus, other than the flushing apparatus shall be directly connected with a supply
     or distributing pipe;
  (v) if the urinal can be entered from within the building, and is constructed  to discharge into a waste pipe,
    which also receive the discharge from another urinal, or from a water closer, bath, sink, bider or lavatory
    basin, the trap of the urinal shall be ventilated by a pipe which shall-
     
    (a) be of an internal diameter not less than that of the tap or two inches.
    (b) Be connected  with the waste pipe from the urinal at a point not less than three and not more than
      twelve inches from the highest part of the trap, on that side of the  water seal which is nearer to
      the waste pipe; and
    (c) Either have an open end as high as the top of the waste pipe or be carried into a waste pipe at a
      point not less than three feet above the  highest connection to the waste pipe.
     

***

       
     

LAYING OUT OF DRAIN AND INSTALLATION OF DRAIN PIPES

       
104. Laying of drains { Sections 8(2) and 25 (2) (f) }. --
  (1) Every drain shall—
    (a) be of a suitable size, and if it is intended for the conveyance of foul water shall have an internal
      diameter of not less than four inches;
    (b) be laid with a suitable fall  and where practicable in a direct line.  The  standard gradient shall be
      1 in 40 for a four inch drain and 1 in 80  for six inch   for a  4 inch drain and 1  in 40 and 1 in 140 
      respectively, for a six inch drain.
  (2) (a) A drain shall not   be constructed so as to be within or under any building, except in a case where
      any order situation is impracticable.
    (b) Where any such drain or part thereof is constructed within or under any building,  such drain  or
      such part thereof shall be laid or fixed in a direct line, where practicable and be provided  with
      adequate means of access.
  (3) Where any drain is laid under a wall, it shall be protected  at the part under the wall by means of a
    relieving arch, flag stone, iron or any  other support which shall not bear on the  drain and shall be of
    sufficient size and strength to prevent any disturbances or other injury to such drain.
  (4) A drain shall not be constructed in such a manner that there shall be within a building any inlet to such
    drain except such inlet as may be necessary from any sanitary fitting or any sanitary  installation connected
    directly to such drain.
  (5)

Every inlet other than a ventilating pipe to such drain shall be properly trapped by a suitable and efficient

    trap, and such trap shall be formed and fixed so as to be capable of maintaining  a water seal of-
    (a) two inches where such inlet has an internal diameter of less than three inches;
    (b) three inches where such inlet has an internal diameter of less than three inches.
  (6) Every trapped gully shall be covered with a grating, the bars of which shall be not more than three-eights
    of an inch apart.
  (7) A suitable and efficient intercepting trap, with a water seal of at least 4 inches, at a point as distant as may 
    be practicable from the building as near as may be practicable to the point at which the drain may be connected
    with the sewer, shall be provided  to such a drain before connecting it with the sewer. Such a trap shall be
    provided with a raking or cleaning arm, fitted with a secure and suitable stopper as a means of access to the
    drain between such trap and sewer, and shall be located within a manhole.
     

***

105. Ventilation of drains { Sections 8(2) and 25 (2) (f) }. –
    The drain intended for conveying foul water from a building shall be provided with at least one ventilating
    pipe situated as near as practicable to the  building and as far as practicable from the point at which the
    drain empties into the sewer or other means of disposal:
    Provided that a soil pipe from a water closet, or a waste pipe from a slop sink constructed in accordance
     with these rules may serve for the ventilating pipe of the drain, if its situation is in accordance with the rules.
     

***

106. Manholes { Sections 8(2) and 25 (2) (f) }. –
    A manhole shall be provided at every point at which the  drain changes either its direction or gradient and
    other-wise at intervals, not exceeding 300 feet. A manhole shall be of such a size as to allow access to
     the drain for rodding and shall be provided with proper cover in flush with ground surface.
     

***

107. Soil pipes and soil ventilating pipes { Sections 8(2) and 25 (2) (f) }. –
    A soil pipe or a soil ventilating pipe shall be-
    (i) easily accessible through out its course and adequately protected where necessary, from  damage,
    (ii) circular,
    (iii) of an internal diameter of not less than 4 inches,
    (iv) carried  upwards to such a height and in such a manner so as to prevent any nuisance or injury or
      danger to health arising from the emission of foul air from such pipe, the minimum height being
      2’-3” above the roof top, and
    (v) be fitted at the open and with a suitable grating or cover admitting the free passage of air.
     

***

108. Separation of soil pipes from rain water pipes { Sections 8(2) and 25 (2) (f) }. –
    No soil pipe or ventilating pipe shall be connected with any rainwater pipe or with waste water pipe.
     

***

109. Provision of traps { Sections 8(2) and 25 (2) (f) }.
    There  shall be no traps in any soil or ventilating pipes, nor between any other pipe and drain to which
    it is connected but every sanitary fitting connected to a soil pipe, ventilating pipe or with waste water pipe.
     

***

110. Waster water pipes {Sections 8(2) and 25 (2) (f)}. – A waste pipe from a bath, sink (not being a slop sink) bidet
  or lavatory basin and pipe for carrying of dirty water, shall-
  (i) discharge so as not to cause dampness in a wall or foundation of a building;
  (ii) if it discharges into a drain it should be disconnected from the drain by a trapped gully with a suitable
    granting above the level of the water in the trap; and
  (iii) if it is more than 6 feet in length , be provided with a suitable trap.
     

***

111. Overflow pipe {Sections 8(2) and 25 (2) (f)}. –
    An overflow pipe from a water cistern shall discharge in an exposed and conspicuous position so as
    not to cause dampness on any part of a building.
     

***

112. Pipes not to be exposed on external walls { Sections 8(2) and 25 (2) (f) }.
    Wherever possible no down pipes, soil pipes and ventilating pipes shall be  exposed on any external wall
    not to cause dampness on any part of a building.
     

***

     

DISPOSAL

113. Method of disposal { Sections 8(2) and 25 (2) (f) }. –
  (1)

Every sanitary disposal system  shall be connected with the public sewer but in case no public sewer

    exists in the vicinity of the said premises, the drainage system may, as a temporary measure and subject
    to the previous written approval of the Director, be connected to a septic tank from which the effluent
    shall be drained of-
    (a) into absorption pits, or
    (b) by sub-soil irrigation drains:
  (2) Provided that no absorption pit shall be allowed in the case of any premises or area in which domestic
    supply is taken from sub-soil water;
  (3) Provided further that if at any future period a public sewer is constructed  which can serve the premises,
    the owner shall at his own expenses cause the said drainage system to be connected to this sewer.
     

***

114. Septic tanks { Sections 8(2) and 25 (2) (f) }.
  (1) septic tank shall be located-
    (a) at a distance of less than 90 feet from a dwelling house or any other building used for human
      habitation  or for work or recreation or within a public thoroughfare;
    (b) within 200 feet from any percolation well, water course or stream used or likely to be used for
      drinking or domestic purposes or for manufacturer or preparation of any articles of food or drink
      for human consumption and it shall be readily accessible so as to permit cleaning operations being
      carried out without interference with the operation of any water-borne sanitary installation as a whole.
  (2) Every septic tank intended to serve a population of 24 or more persons shall be constructed into two separate
    compartments so that one compartment when required  can be put out of use for cleaning purposes.
    The capacity of every compartment of the septic tank shall be 2-1/2 times the total water supply allowance
    for the total number of the  residents of the building.
  (3) Every inlet pipe into a septic tank shall be effectually trapped.
    ***
115. Absorption pits { Sections 8(2) and 25 (2) (f) }.
  (1) In the matter of location, every absorption pit shall conform to same restriction as are laid down for a septic
     tank in rule 114 (1).
  (2) No absorption pit shall have any outlet into or means of communication with any sewer, storm water
    drain or surface drain.
  (3) The walls of every absorption pit shall be at least 9 feet above ground level so as to exclude effectually
    the entry of storm water or irrigation water into the absorption pit.
  (4)

the absorption pits shall be constructed in duplicate so that one pit can be put out of use for cleaning

    purposes. The capacity of the absorption pit shall be as approved by the Director.
    ***
116. Subsoil irrigation for disposal of effluent { Sections 8(2) and 25 (2) (f) }. –
  (1) No subsoil irrigation work for disposal of effluent from a septic tank shall be laid out within a premises till
    a suitable  area  of open land, the situation and extent and subsoil of which is previously approved by the
    Director, is set apart within premises to be used as a farm or a garden.
  (2) The area set apart shall be one acre for every 2,000 gallons of effluent per day.
  (3) No part of any area reserved for subsoil irrigation shall be  within a distance of 90 feet from the nearest
    point  of any dwelling house or any other building used for human habitation or for work or for recreation
    and of any canal or irrigation well.
  (4) No such works shall be laid out within a distance of 250 feet from any percolation well, tubewell or
    watercourse  or stream used or likely to be used for  drinking or domestic purposes or for the manufacturer
     or preparation of any articles of food or drink for human consumption.
    ***
    CONNECTION WITH PUBLIC SEWER
117. Sanitary installations and drainage to be completed before applying for connection { Sections 8(2) and 25 (2) (f) }.
    No connection to any public sewer shall be made nor any sanitary and drainage installations intended to
    be connected through this  connection, shall be brought into  use until a certificate after completion of
    these works has been applied for by the applicant to the Director and certificate has been issued by the
    latter to the effect that the sanitary installations and drainage have been satisfactorily completed in
    compliance with these rules. If no decision is communicated on the application for a certificate these rules.
    If no decision is communicated on the application for a certificate within fifteen days of the receipt  of
    the  application, the certificate shall be deemed to have been granted.
    ***
118. Application before connection with public sewers { Sections 8(2) and 25 (2) (f) }. -
  (1) After grant of the certificate  referred to in the foregoing rule or in the event of the  said certificate having
    been deemed to have been granted every person  intending to connect a drain to a public sewer shall apply
    to the Director at least seven days before the date on which connection is required.
  (2) This application shall be accompanied by a certificate referred to in rule 117 and such amount as may be
    laid down from time to time by the Director and calculated on the basis  of the current schedule of rates
    to meet the cost of proposed connection.
  (3) On receipt of the application and subject to the requirements of the foregoing rules, the director shall
    sanction or reject the request.
  (4) In the event of the required connection having been sanctioned, it shall be  made only through officers
    authorized by him.
    ***
119. Sewer connection { Sections 8(2) and 25 (2) (f) }.
  (1) Every drain draining into a public sewer shall join  the latter obliquely in the direction of the flow
    of the latter.
  (2) If practicable the connection shall be made at an existing junction in the sewer and if this is not made,
    there shall be an intercepting manhole before the connection.
     

***

120. Drainage of roofs { Sections 8(2) and 25 (2) (f) }. –
    The roof of every building shall drain into gutters, shoots or troughs and shall be carried down through
    adequate number of down pipes without causing dampness in any part of the wall or foundation of the
    building or any adjacent building;
    Provided that in the case of detached or semi detached buildings not exceeding one storey in height, rain
    water spouts or khasi and revealed parnallas may  be provided for so long as these do not  discharge into
    any public roadway or footpath or on private land or adjoining owner.
    ***
121. Size of down pipes { Sections 8(2) and 25 (2) (f) }.
    A down pipe of minimum area of 12 square inches shall be provided for every 500 square feet of the
    flat roof area 9slope of roof being 1:48) or for every 1,000 square feet of sloping roof area
    (slope of roof exceeding 1:48)
    ***
122. Storm water  not to drain into sewer { Sections 8(2) and 25 (2) (f) }.
    The run-off from the roof, paved area (but excluding paved court-yard) and over flow, if any from the
    site, shall not be drained into the underground sewerage system.
    ***
    
    INSPECTION AND MINOR ALTERATIONS
    
123. inspection { Sections 8(2) and 25 (2) (f) }.
    Every person by or for whom any {Sanitary disposal system} or drainage installation or any work in
    connection therewith is carried out for any existing  or new building or in any other premises shall at
    all reasonable times afford the Director or any officer duly authorized  by him free access to such
    water-borne sanitary installation or drainage installation or work in connection therewith for the
    purpose of inspection.
    ***
124. Minor alternations in case of emergency { Sections 8(2) and 25 (2) (f) }. –
    In any case in which a minor alteration to a (sanitary disposal system) or drainage installation must be
    carried out a once, every person who is about to carry out such alteration shall, in lieu of depositing the
    plans, sections and particulars referred to in the foregoing rules forthwith inform the Director in writing
    of such  proposed alteration. He shall also within fourteen days of the  commencement of such alteration
    make the deposits required by these rules.
    ***
125. Carrying out of work { Sections 8(2) and 25 (2) (f) }. –
    All work required to be done for the installation or repair of sanitary fitting shall be entrusted to a plumber
    holding any of the qualifications laid down in Schedule III to these rules.
    ***