In addition to any other Byelaws applicable to such buildings, the following shall apply-
59.1 If any portion of the cinema, theatre or assembly hall (except accommodation for caretakers and his family) is intended to be used as a domestic building such portion shall comply with all the requirements of a domestic building.
59.2 Every room in such building as mentioned above shall be lighted and ventilated by doors, ventilators and windows abutting on an interior or exterior open air space which shall not be less than 1/5 of the total floor area;
Provided if exhaust fans are installed or if it is air conditioned, the requirement of this clause shall be suitably relaxed by the Authority.
59.3 Gangways and passages must not be more than 6.0 m apart. No seat must be more than 3.0 m from gangway or passage.
59.4 A gangway or passage must be atleast 1.2 m wide and they shall be provided atleast one in the center and one on each side.
59.5 The height of the bottom balcony or the gallery shall not be less then 3.0 m from the floor of the auditorium and depth under the balcony shall not be more than 3 times the clear height. The clear distance between the backs of two successive rows shall not be less than 0.9 m , but for seats with rocking backs it may be 0.8 m.
59.6 The maximum rake of the floor of the auditorium shall not be more than 1 in 20.
59.7 The maximum width of the balcony steps shall be 0.8 m. Provided that for the front, and rear step, this distance is 0.9 m.
59.8 The maximum rise of the balcony steps shall be 0.4 m.
59.9 The maximum height of the roof or ceiling at the highest step of the balcony shall be 3.0 m and at no place the distance between the nosing and lowest projection ray shall be less than 2.4 m.
59.10 In the case of the cinema the farthest seat shall not be more than 45.0 m anyway from the screen.
59.11 The angle of seating shall not be less than 60 degree and the front row shall not be nearer to the screen than the half of its width.
59.12 The position and height of the screen be regulated in such a way that the maximum angle of the line of vision from the front seat to the top of the screen shall not exceed 35 degrees.
59.13 No corridor leading to any stair case or exit passage shall be less than 1.5 m. in width.
59.14 No corridor shall be used for any purpose other than the exit and entrance from the auditorium.
59.15 Doors: Entrance and exit doors shall be provided at a rate of not less than one door of a dimension of 1.5 m in width and 2.4 m in height for every 200 individuals or part thereof.
59.16 All out doors for the use of the public be made open outward and in such a manner that when open they shall not obstruct any gangway or passage or stairway or landing.
59.17 Staircase: - The access to the auditorium if it is on the upper storey or the galleries shall be provided by not less than two independent stairs of fire-proof-construction. Such stairs at no place shall be less than 1.5 m clear in width.
59.18 No staircase shall have a flight of more than 15 steps or less than 3 steps and width of the landing between such flight shall be the same width of the staircase. The tread of the step shall not be less than 150 mm. and rise not more than 300mm.
59.19 No space less than 2.4 m in height shall be allowed under the floor of the auditorium.
59.20 The cinematograph machine room shall be substantially constructed of fire resisting material or lined with such material.
60. Factories and building of the warehouse class:
Every room in such building shall be lighted and ventilated by sufficient number of windows, ventilators and skylight exclusive of doors having clear opening not less 1/15 of the floor area abutting on open air space of width not less than 1/3 rd the height of the part of the building-abutting-such-open-space. Provided that this requirement may be relaxed if artificial lighting and ventilation are installed to the satisfaction of the Authority.
60.2 Height of the floors:-
The height of the ground floor and each of the upper floors shall not be less than 4.2m and 3.9 m. respectively and the height of the cellar or basement shall in no part be less than 2.4 m. provided that these provisions shall not apply to the extensions of the ground floor and upper floors of the existing building. 61. Special regulations for construction in hilly areas:
(a) The Authority may ask for detailed topographic survey map of the site, showing the proposed ground levels of the plot and the remedial construction measures to check the undesired erosion that may effect the adjoining areas. The Authority may also give special direction for framing the proposal in such a way which involves least disturbance to the natural terrain and keeping of bare land which is not allowed.
(b) If terrace cutting is done for building constructed on hill the depth and slope of the cut should be restricted according to the soil characteristic of the area.
(c) Adequate drainage provision should be kept to the satisfaction of the Authority so that rain water and waste water can drain out from the plot without causing soil erosion.
(d) In hill areas with slope greater than 10o special protection measures will have to be provided as specified by the Authority. Local ground conditions shall be taken into account in the determination of the appropriate precautionary work and protection walls as well as relevant code of B.I.S. as specified in Chapter- VI.
(e) The maximum height of cutting for development should generally be 4 m. to 6m and cutting of slope over a height of 6m. shall not be ordinarily permitted. Height of 6m earth cutting should be from face of 1st cutting.
(f) If however Authority feels that special protective measures are required in the plot prior to any construction in the plot, no construction of building may be allowed by the Authority in such plot unless the protective measures are completed as directed by the Authority first.
The Authority may impose special provision for landscaping, in special type of building/ plot that is nature and number of plantation to be carried out, maintenance of vegetable cover in the plot for the environmental upgradation of-the-area-and-to-restrict-soil-erosion.
(i) In every plot at least 20% of the land should be utilized for tree plantation and greenery.
63. (a) The Authority may impose special condition to the developer to develop the road and drain abutting that particular plot.
(b) If however, developer agree to contribute towards the development charge for developing adjoining roads and drains or decides to relinquish a part of these land for improvement of road, drain or creation of open space for the locality without asking for any compensation to the satisfaction of the Authority, the Authority may consider allowing additional proportionate F.A.R. in that particular plot development of the area.
(c) For allowing additional FAR under this provision, detail procedure is given in Chapter-VII.
64. In Group Housing project and projects where a number of apartment blocks are proposed in a single plot the Authority may impose special regulations for drains, recreational open space, garbage disposal etc. in addition to the regulations contained in these Byelaws.
65. Every building shall provide one or more rain harvesting structures to collect the roof top run off. The total dimension of recharging/percolating pits/trenches should be at least 5 cubic metre dimension for every 100 sq.mtr. of roof area. Provided further that such rain water harvesting structure shall also be provided in cases of all apartment, institutional and similar buildings and buildings in hill areas.
65. (i) CONSERVATION AND HARVESTING OF RAIN WATER IN GROUP HOUSING-SCHEMES/APARTMENT-AND-COMMERCIAL COMPLEXES/ INSTITUTIONAL BUILDINGS
Every Group Housing Scheme etc. shall be provided with required facilities and infrastructure for conservation and harvesting of rain water, viz.,
a. Percolation Pits:
The paved surface around the building shall have percolation pits of 1.2m x 1.2m x 1.2m covering at least 30% of such area. Such pits shall be filled with small pebbles or brick jelly or river sand and covered with perforated concrete slabs.
The following requirements are optional and to be provided depending on the site conditions.
b. Terrace water collection:
filtering tank by PVC pipe. A valve system shall be incorporated to enable the first part of the rain water collected to be discharged out to the soil if it is dirty.
The filtering tank measuring 0.6 m to 1.2 m square can be constructed near the sump. A tank can be divided by a perforated slab and one part should be filled by small pebbles and other by brick jelly. The bottom portion of the tank should have slope to avoid stagnation of water.
c. Open Ground: Whenever there is open ground a portion of top soil should be removed and replaced with river sand to allow slow percolation of rain water.
d. Any other methods proved to be effective in conservation and harvesting of rain water may be adopted in each and every construction taken up.
66. The following areas of Guwahati to be earmarked by the Authority by notification from time to time if not already notified in the Master Plan should normally be excluded for permission of multistoreyed building.
1. National Heritage zones consisting of places of pilgrimage and worship (like, Satra, Namghar, Devalaya, Mandir, Math, Masjid, Dargah, Gurudwara, Church) and sites of historical and cultural importance.
2. Areas falling on or abutting natural drainage channels.
3. Areas falling on or abutting wetlands.
4. Areas earmarked for infrastructure of civic amenities in the Master Plan and Zoning Regulation for Guwahati.
5. Sites on hills and foothills requiring excavation that is likely to cause soil erosion, land slide or instability of hill slope; and sites below overhanging embedded rocks without proper protection work as specified in these rules. In this regard the foot hill areas of Sarania, Kamakhya, Narakasur hills are most vulnerable.
6. Government land in the hills and in the water bodies like beels.
7. The notified forest land falling within the Guwahati Master Plan area.
8. Areas between river Brahmaputra and the main road from Raj Bhawan to Kamakhya hill.
The Authority will judiciously examine all building proposals including multistoreyed buildings in the vicinity of the above areas before such proposal are cleared/allowed with such condition / modification as the Authority may decide from time to time. The protective measures to be taken in natural hazard prone areas has been given in Chapter –VI Cl. 6.12.
67. ADDITIONAL PROVISIONS IN BUILDING REGULATIONS /BYELAWS FOR STRUCTURAL SAFETY.
67.1 STRUCTURAL DESIGN
For any building under the jurisdiction of these regulations structural design/ retrofitting shall only be carried out by a Registered Structural Engineer on Record (SER) or Structural Design Agency on Record (SDAR). Proof checking of various designs/ reports shall be carried out by competent authority as per Table-1 wherever applicable.
Generally, the structural design of foundations, elements of masonry, timber, plain concrete, reinforced concrete, pre-stressed concrete and structural steel shall conform to the provisions of part VI Structural Design Section – 1 Load Section – 2 Foundation Section – 3 Wood Section – 4 Masonry Section – 5 Concrete Section – 6 Steel of National Building Code of India (NBC), taking into consideration the Indian Standards as given below:
For General Structural Safety
1. IS: 456:2000 “Code of Practice for Plain and Reinforced Concrete
2. IS: 800-1984 “Code of Practice for General Construction in Steel
3. IS: 801-1975 “Code of Practice for Use of Cold Formal Light Gauge Steel Structural Members in General Building Construction
4. IS 875 ( Part 2):1987Design loads ( other than earthquake ) for buildings and structures Part2 Imposed Loads
5. IS 875 ( Part 3):1987Design loads ( other than earthquake ) for buildings and structures Part 3 Wind Loads
6. IS 875 ( Part 4):1987Design loads ( other than earthquake ) for buildings and structures Part 4 Snow Loads
7. IS 875 ( Part 5):1987Design loads ( other than earthquake ) for buildings and structures Part 5 special loads and load combination
8. IS: 883:1966 “Code of Practice for Design of Structural Timber in Building
9. IS: 1904:1987 “Code of Practice for Structural Safety of Buildings: Foundation”
10. IS1905:1987 “Code of Practice for Structural Safety of Buildings: Masonry Walls
11. IS 2911 (Part 1): Section 1: 1979 “Code of Practice for Design and Construction of Pile Foundation Section 1
Part 1: Section 2 Based Cast-in-situ Piles
Part 1: Section 3 Driven Precast Concrete Piles
Part 1: Section 4 Based precast Concrete Piles
Part 2: Timber Piles
Part 3 Under Reamed Piles
Part 4 Load Test on Piles
For Cyclone/Wind Storm Protection
12. IS 875 (3)-1987 "Code of Practice for Design Loads (other than Earthquake) for Buildings and Structures, Part 3, Wind Loads"
13. Guidelines (Based on IS 875 (3)-1987) for improving the Cyclonic Resistance of Low rise houses and other building
For Earthquake Protection
14. IS: 1893-2002 "Criteria for Earthquake Resistant Design of Structures (Fifth Revision)"
15. IS:13920-1993 "Ductile Detailing of Reinforced Concrete Structures subjected to Seismic Forces - Code of Practice"
16. IS:4326-1993 "Earthquake Resistant Design and Construction of Buildings - Code of Practice (Second Revision)"
17. IS:13828-1993 "Improving Earthquake Resistance of Low Strength Masonry Buildings - Guidelines"
18. IS:13827-1993 "Improving Earthquake Resistance of Earthen Buildings - Guidelines",
19. IS:13935-1993 "Repair and Seismic Strengthening of Buildings - Guidelines"
For Protection of Landslide Hazard
20. IS 14458 (Part 1): 1998 Guidelines for retaining wall for hill area: Part 1 Selection of type of wall.
21. IS 14458 (Part 2): 1997 Guidelines for retaining wall for hill area: Part 2 Design of retaining/breast walls
22. IS 14458 (Part 3): 1998 Guidelines for retaining wall for hill area: Part 3 Construction of dry stone walls
23. IS 14496 (Part 2): 1998 Guidelines for preparation of landslide – Hazard Zonation maps in mountainous terrains: Part 2 Macro-Zonation
Note: Whenever an Indian Standard including those referred in the National Building Code or the National Building Code is referred, the latest revision of the same shall be followed except specific criteria, if any, mentioned above against that code.
67.2 STRUCTURAL DESIGN BASIS REPORT
In compliance of the design with the above Indian Standard, the Registered Structural Engineer on Record will submit a structural design basis report in the proforma attached herewith covering the essential safety requirements specified in the Standard.
(i) The “Structural Design Basis Report (SDBR)”consists of four arts(FormNo.6)
Part-1 - General Information/ Data
Part-2 - Load Bearing Masonry Buildings
Part-3 – Reinforced Concrete Buildings
Part-4 - Steel Buildings
(ii) Drawings and Documents to be submitted for approval of appropriate authorities shall include SDBR as detailed below:
Part - 1 Completed
Part - 2 (if applicable) – completed
Part -3 (if applicable) – undertaking that completed Part 3 will be submitted before commencement of construction.
Part– 4 (if applicable) – undertaking that completed Part 4 will be submitted before commencement of construction.
(iii) SDBR as detailed below shall be submitted to the appropriate authority as soon as design of foundation is completed, but not later than one month prior to commencement of construction.
Part-2, Part-3 or Part-4 ( if applicable) Completed
67.3 SEISMIC STRENGTHENING/RETROFITTING
Prior to seismic strengthening/ retrofitting of any existing structure, evaluation of the existing structure as regards structural vulnerability in the specified wind/ seismic hazard zone shall be carried out by a RSE/RSDA. If as per the evaluation of the RSE/RSDA the seismic resistance is assessed to be less than the specified minimum seismic resistance as given in the note below, action will be initiated to carry out the upgrading of the seismic resistance of the building as per applicable standard guidelines.
Note: (a) for masonry buildings reference is to be made to IS: 4326 and IS: 13935 and
(b) for concrete buildings and structures reference to be made to BIS code on evaluation and seismic strengthening for retrofitting of RCC buildings under preparation at present.
67.4 REVIEW OF STRUCTURAL DESIGN
(i) The competent authority shall create a Structural Design Review Panel (SDRP) consisting of senior SER’s and SDAR’s whose task will be to review and certify the design prepared by SER or SDAR whenever it is decided to be referred by the competent authority.
(ii) The reviewing agency shall submit addendum to the certificate or a new certificate in case of subsequent changes in structural design.
(iii) Table-1 gives requirements of SDRP for different seismic zones namely III, IV and V and for structures of different complexities
TABLE – 1
PROOF CHECKING REQUIREMENTS FOR STRUCTURAL DESIGN
||TYPE OF STRUCTURE / RCC||SUBMISSION FROM SER or SDAR||TO BE PROOF - CHECKED|
|1||LOAD BEARING BUILDINGS UPTO 3 STOREYS||SDBR*||NOT TO BE CHECKED / SUBMITTED|
|2||BUILDINGS UPTO SEVEN STOREYS (R.C.C. / STEEL FRAMED STRUCTURE||SDBR*||TO BE CHECKED|
|PRELIMINARY DESIGN||NOT TO BE CHECKED BUT REQUIRED TO BE SUBMITTED|
|3||BUILDINGS MORE THAN SEVEN STOREYS ( R.C.C. / STEEL FRAMED STRUCTURE)||SDBR||TO BE CHECKED|
|PRELIMINARY DESIGN||TO BE CHECKED|
|DETAILED STRUCTURAL DESIGN AND STRUCTURAL DRAWINGS||TO BE CHECKED|
|4||PUBLIC BUILDINGS (A) LOAD BEARING BUILDINGS / RCC UPTO 3 STOREYS||SDBR||NOT TO BE CHECKED|
|(B) R.C.C./STEEL STRUCTURES||SDBR||TO BE CHECKED|
|PRELIMINARY DESIGN||TO BE CHECKED|
|DETAILED STRUCTURAL DSIGN AND STRUCTURAL DRAWINGS||TO BE CHECKED|
|5||SPECIAL STRUCTURES||SDBR||TO BE CHECKED|
|PRELIMINARY DESIGN||TO BE CHECKED|
|DETAILED STRUCTURAL DESIGN-AND STRUCTURAL DRAWINGS||TO BE CHECKED|
* SDBR - Structural Design Basis Report
• Public building means assembly of large number of people including schools, hospitals, courts etc.
• Special structure means large span structures such as stadium, assembly halls, or tall structures such as water tanks, TV tower, chimney, etc. It will be seen from the table that there is a wide range of structure typology, and the requirement by the competent authority for third party verification will depend on the type of structure.
67.5 CERTIFICATION REGARDING STRUCTURAL SAFETY IN DESIGN
Registered Structural Engineer on Record (SER) or Structural Design Agency on Record (SDAR) shall give a certificate of structural safety of design as per proforma given in Form-3 and Form-14 at the time of completion.
67.6 CONSTRUCTIONAL SAFETY
All construction except RCC load bearing buildings upto 3 storeys shall be carried out under supervision of the Construction Engineer on Record (CER) or Construction Management Agency on Record (CMAR) for various seismic zones.
67.6.2 Certification of structural safety in construction CER/ CMAR shall give a certificate of structural safety of construction as per proforma given in Form-13 at the time of completion.
67.7 QUALITY CONTROL AND INSPECTION
All the construction for highrise buildings higher than seven storeys, public buildings and special structures shall be carried out under quality inspection program prepared and implemented under the Quality Auditor on Record (QAR) or Quality Auditor Agency on Record (QAAR) in seismic zones IV & V
67.7.2 Certification of safety in quality of construction Quality Auditor on Record (QAR) or Quality Auditor Agency on Record (QAAR) shall give a certificate of quality control as per proforma given in Form-15.
Quality Inspection Programme to be carried on the site shall be worked out by QAR/ QAAR in consultation with the owner, builder, CER/ CMAR.
67.8.1 CONTROL OF SIGNS (HOARDINGS) AND OUTDOOR DISPLAY STRUCTURES AND PAGING TOWER AND TELEPHONE TOWER AND OUTDOOR DISPLAY STRUCTURES
Following provisions shall apply for telecommunication infrastructure.
a) Location: The telecommunication infrastructure shall be either placed on the building roof tops or on the ground or open space within the premises subject to other regulations.
b) Type of structure
(i) Steel fabricated tower or antennae on M.S. pole.
(ii) Pre-fabricated shelters of fibre glass or P.V.C. on the building
roof top/terrace for equipment.
(iii) Masonry structure/ Shelter on the ground for equipment.
(iv) D.G. Set with sound proof cover to reduce the noise level.
(i) Every applicant has to obtain/ procure the necessary permission from the “Standing Advisory Committee on Radio Frequency Allocation” (SACFA) issued by the Ministry of Telecommunications.
(ii) Every applicant will have to produce the structural safety & stability certificate for the tower as well as the building from the Structural Engineer on Record (SER) which shall be the liability of both owner and SER.
(iii) Applicant has to produce / submit plans of structure to be erected.
d) Projection: No Pager and/or telephone tower shall project beyond the existing building line of the building on which it is erected in any direction.
67.9 STRUCTURAL REQUIREMENTS OF LOW COST HOUSING
Notwithstanding anything contained herein, for the structural safety and services for development of low cost housing, the relevant provisions of applicable IS Codes shall be enforced.
The general requirement for inspection of the development shall also include the following regulations.
67.10.1 General Requirements
The building unit intended to be developed shall be in conformity with Regulations on requirement of site. Generally all development work for which permission is required shall be subject to inspection by the competent authority as deemed fit.
The applicant shall keep a board at site of development mentioning the Dag No, Patta No., Revenue Village, Mouza, Building Permit No. name of owner and name of Architect on Record, Engineer on Record , developer, Structural Engineer on Record , Construction Engineer on Record .
67.10.2 Record of Construction Progress
(a) Stages for recording progress certificate and checking:-
i) Plinth, in case of basement before the casting of basement slab.
ii) First storey.
iii) Middle storey in case of highrise building.
iv) Last storey.
(b) At each of the above stages, the owner / developer / builder shall submit to the designated officer of the competent authority a progress certificate in the given formats ( Form No. 7-10 ) This progress certificate shall be signed by the Construction Engineer on Record.
(c) The progress certificate shall not be necessary in the following cases:
i) Alteration in building not involving the structural part of the building.
ii) Extension of existing residential building on the ground floor upto maximum 15 sq mt. in area.
(d) Completion Report
i) It shall be incumbent on every applicant whose plans have been approved, to submit a completion report in Form No.11.
ii) It shall also be incumbent on every person / agency who is engaged under this Development Control Regulations to supervise the erection or re-erection of the building, to submit the completion report in Form No.12 and 13 prescribed under these Development Control Regulations.
iii) No completion report shall be accepted unless completion plan is
approved by the competent authority.
(e) The final inspection of the work shall be made by the concerned
competent authority within 21 days from the date of receipt of notice of
67.10.3 Issue of Occupancy Certificate
The Authority issuing occupancy certificate before doing so shall ensure that following are complied with for consideration of safety against natural hazard.
(i) Certificate of lift Inspector has been procured & submitted by the owner regarding satisfactory erection of lift.
(ii) The certificate of competent authority and or fire department for completion and or fire requirements as provided in these regulations has been procured and submitted by the owner.
(iii) If any project consists of more than one detached or semi detached building / buildings in a building unit and any building / buildings thereof is completed as per provisions of D.C.R.. (such as parking, common plots, internal roads, height of the building, infrastructure facilities, lift and fire safety measures), the competent authority may issue completion certificate for such one detached or semi detached building / buildings in a building unit.
The occupancy certificate shall not be issued unless the information is supplied by the owner and the Architect on Record/ Engineer on Record concerned in the schedule as prescribed by the competent authority from time to time
67.11 MAINTENANCE OF BUILDINGS
In case of building older than fifty years, it shall be the duty of the owner of a building to get his building inspected by a Registered Structural Engineer (RSE) within a year from the date of coming into force of these regulations. The Structural Inspection Report (Form No.16) shall be produced by the owner to the appropriate authority. If any action for ensuring the structural safety and stability of the building is to be taken, as recommended by SER, it shall be completed within five years. For other buildings, the owner shall get his building inspected after the age of building has crossed forty years. The procedure shall be followed as per above regulation.
67.12 PROTECTIVE MEASURES IN NATURAL HAZARDPRONE AREAS
In natural hazardprone areas identified under the landuse Zoning Regulations, structures, buildings and installations which cannot be avoided, protective measures for such construction/ development should be properly safeguarded based on the suggestion given in Appendix A.
140. Repeal and Savings
(1) Subject to the provisions of sub-rule (2) with effect from the date of coming into the force of these rules, the rules as to the use of building sites and the execution of building work continuing to remain in force by virtue of the provisions of the clause (f) of sub section (2) of section 635 shall cease to continue to remain in force.
(2) Any application for sanction of any plan to erect a building submitted on or before the date on which the new rule would come into force in accordance with the provision of these rules and lying pending for sanction on that date shall not be rejected on the ground of the coming into force of these rules during the pendency of such application and every such application shall be considered in accordance with the provisions of the former rules.
(3) Notwithstanding such cesser, every building plan sanctioned under the former rules and remaining valid on the date immediately before the date of coming into force of these rules, shall continue to remain valid till the expiry of the period of validity thereof
141. Removal of difficulties
If any difficulty or hardship arises in giving effect to any of the provisions of these rules, the Mayor-in-Council may, as occasion may require, by order do or cause to be done anything or take such measure as may be necessary for removing the difficulty or hardship, on the basis of a set of guide lines to be framed hereafter by the Municipal Building Committee, as further recommended by the Corporation and approved by the State Government.
142. Old and insecure buildings
(1) Application for permission to reconstruct buildings in the place of buildings which are more than 50 years old or have been damaged by natural forces and which are partly or fully occupied by tenant/s will be considered on the basis of the relaxed requirements as contained hereinafter in respect of their reconstruction on the basis of recommendations of the Municipal Building Committee as may be accepted by Mayor-in-Council provided that the applicant provides to the Corporation proof of settlement with all tenants either in the matter of their rehabilitation:
(a) FAR: Additional FAR to the tune of 50% of the area presently occupied by the tenants(s) will be allowed over and above the FAR being presently enjoyed.
(b) Height: Normally the height of the re-erected building shall not be allowed to be more than 15.5 m unless the applicant is otherwise so entitled. However, this restriction on height may be relaxed provided the proposal for re-erection complies with fire laws and provided further that additional car parking space as may be recommended by Municipal Building Committee is made available.
(c) Car Parking Space: At least 50% of the ground floor space of the re-erected building shall normally be earmarked for car parking space where construction of basement for car parking facilities is not feasible as per opinion of the Municipal Building Committee. However where construction of a basement is feasible as per opinion of the Municipal Building Committee such basement may normally be earmarked for car parking space.
(2) The provisions of the aforesaid rule will also apply to cases of reconstruction of old and insecure buildings if the owner / owners of more than one plot apply for such consideration, upon all such plots being amalgamated and mutated as per law.
(3) All other rules shall apply, mutatis mutandis.
143. Maintenance of Buildings
For all buildings older then 40 years, the owner of the building shall have to get the building inspected by a Structural Engineer within a year from the date of coming into force of these rules or within a year of the building becoming more than 40 years old if the building is not more than 40 years old at the time of commencement of these rules. The structural inspection report shall be furnished by the owner to the Municipal Commissioner or to such officer and within such time as he may direct in this behalf, by public notice. Such report shall be valid for such period as may be fixed by the Municipal Commissioner and fresh report shall have to be obtained on its expiry. If any action for ensuring the structural safety and stability of the building is to be taken, as recommended by such Structural Engineer, the same shall be completed within such period as may be specified by him after giving notice to the Municipal Commissioner.
144. Rain Water Harvesting and Tree Cover
(1) Rooftop Rain Water Harvesting (RWH) Rooftop RWH system shall form a part of the building and shall have to be included in the plan, either for direct use of the rain water or for ground water recharging or both, in case of– (i) new building/ buildings or any housing complex as per EnvironmentalImpect Assessment Guide line issued by State Government/ Government of India.
(ii) expansion of any existing building / buildings or housing complex complex as per EnvironmentalImpect Assessment Guide line issued by State Government/ Government of India This system shall comply with Central and State statutory requirements laid down in the relevant acts and by- Laws.
(2) Tree Cover Provision for tree cover should be included in the plan for building sites - (i) for any project covering a total floor area of 6000 sq. m or more, the applicant should arrange for raising and maintenance of tree cover at his own cost which should be at least 15% of the land area within the premises.
(ii) for any other project, having lesser total floor area, the tree cover should be reduced proportionately in the perspective of (i) above The applicant shall arrange to raise and maintain the plantation at his own cost and submit such programme to the Commissioner before the plan is approved.
145. Waste water recycling
Waste water recycling system shall be incorporated in all buildings including group housing per EnvironmentalImpect Assessment Guide line issued by State Government/ Government of India.
146. Provisions for physically handicapped/disabled persons
Notwithstanding anything contained elsewhere in these rules, there shall be provisions in all building plans of public utility buildings for disabled friendly devices like ramps with railing, toiletand drinking water facilities. Braille or auditory signals shall be provided in all lifts in accordance with the provisions of Disabilities Act, 1995.
147. Provision for use of solar energy
Provision for use of solar energy in the form of solar heater and/or solar photo cells shall be included in building plans in case of any new building whose height is to exceed 15.5 m or expansion of any existing building if its height is to exceed 15.5 m.