Water Supply, Drainage and Sanitary Requirements in UDCPR 2020

Apr 07, 2024

UDCPR 2020 Chapter 12 is all about the Structural Safety, Water supply, Drainage, and Sanitary Requirements, Outdoor Display, And Other Services in Development Plans as per mentioned in the UDCPR 


This is Applicable to all Planning Authorities and Regional Plan Areas except Municipal Corporation of Greater Mumbai, Other Planning Authorities/Special Planning Authorities/ Development Authorities within the limit of Municipal Corporation of Greater Mumbai, MIDC, NAINA, Jawaharlal Nehru Port Trust, Hill Station Municipal Councils, Eco-sensitive/Eco-fragile region notified by MoEF & CC and Lonavala Municipal Council, in Maharashtra.


Rule No. 12.5 Water Supply, Drainage and Sanitary Requirements


1) The planning, design, construction, and installation of water supply, drainage and sanitation, and gas supply systems shall be in accordance with the provisions of Part-9 - Plumbing Services, Section-1 - Water Supply, Drainage and Sanitation, Section-2 - Gas supply of National Building Code of India as amended from time to time.


2) Requirements of Water Supply in Building.


The total requirements of water supply shall be calculated based on the population as given below :-


Residential Building5 persons per tenement
Other Buildings

No. of persons on occupant load and area of floors given in Table

No. 9-E


3) The requirements of water supply for various occupancies shall be as given in Table No.12-A and Table No.12-B or as specified by the Authority from time to time.


Table No.12-A

Per Capita Water Requirements for Various Occupancies/Uses

Sr. No.Type of OccupancyConsumption per head per day (in liters)
 (a) In living units135
 (b) Hotels with lodging accommodation (per bed) 180180
 (a) Day Schools45
 (b) Boarding Schools135
3Institutional (Medical Hospitals) 
 (a) No. of beds not exceeding 100340
 (b) No. of beds exceeding 100450
 (c) Medical quarters and hostels135
4Assembly :- Cinema theatres, auditorium, etc. (per seat of accommodation)15
5Government and Semi-public business45
6Mercantile (Commercial) 
 (a) Restaurants (per seat)70
 (b) Other business buildings45
 (a) Factories where bathrooms are to be provided 
 (b) Factories where no bath-rooms are required to be provided 
8Storage (including warehousing)30
10Intermediate/Stations (excluding mail and express stops)45 (25)
11Junction Stations70 (45)
13International and domestic Airports70


The value in parenthesis is for stations where bathing facilities are not provided.


Note : The number of persons for Sr.No.(10) to (13) shall be determined by the average number of passengers, handled by the station daily; due consideration may be given to the staff and workers likely to use the facilities.


Table No.12-B


Sr. No.Classification of buildingStorage capacity.
1For tenements having common convenience900 litres net per w.c. seat.
2For residential premises other than tenements having common convenience270 litres net for one w.c. seat and 180 liters for each additional seat in the same flat.
3For Factories and Workshops900 litres per w.c. seat and 180 liters per urinal seat.
4For cinemas, public assembly halls, etc900 litres per w.c. seat and 350 litres per urinal seat.liters


Related Regulations


You can visit our other blogs related to Regulations 12 through the below-mentioned links


Signs and Outdoor Display Structures in UDCPR 2020


Drainage and Sanitation Requirements in UDCPR 2020


Alternatives Materials, Methods of Design & Construction, and Tests in UDCPR 2020


Building Services in UDCPR 2020


Quality of Materials and Workmanship in UDCPR 2020


Structural Safety, Water Supply, Drainage and Sanitary Requirements, Outdoor Display, and Other Services in UDCPR 2020