CHAPTER 29 PLUMBING SYSTEMS [P] Table 2902.1 MINIUMUM NUMBER OF REQUIRED PLUMBING FIXTURESa (See Sections 2902.1.1 and 2902.2) No. Classification Occupancy Description Water Closetsf (Urinals See Section 419.2 of the International Plumbing Code) Lavatories Bathtubs/ Showers Drinking Fountainsg (See Section 410.1 of the International Plumbing Code Other Male Female Male Female 1 Assembly A-1d Theaters and other buildings for the performing arts and motion pictures 1 per 125 1 per 65 60 1 per 200 — 1 per 500 1 service sinke A-2d Nightclubs, bars, taverns, halls and buildings for similar purposes 1 per 40 1 per 40 1 per 75 — 1 per 500 1 service sink Restaurants, banquet halls and food courts 1 per 75 1 per 75 1 per 200 — 1 per 500 1 service sink A-3d Auditoriums without permanent seating, art galleries, exhibition halls, museums, lecture halls, libraries, arcades and gymnasiums 1 per 125 1 per 65 60 1 per 200 — 1 per 500 1 service sink Passenger terminals and transport facilitiesf 1 per 500 1 per 500 1 per 750 — 1 per 1,000 1 service sink Places of worship and other religious services 1 per 150 1 per 75 1 per 200 — 1 per 1,000 1 service sink A-4 Coliseums, arenas, skating rinks, pools and tennis courts for indoor sporting events and activities 1 per 75 for the first 1,500 and 1 per 120 for the remainder exceeding 1,500 1 per 40 35 for the first 1,520 and 1 per 60 for the remainder exceeding 1,520 1 per 200 1 per 150 — 1 per 1,000 1 service sink A-5 Stadiums, amusement bleachers and grandstands for outdoor sporting events and activities 1 per 75 for the first 1,500 and 1 per 120 for the remainder exceeding 1,500 1 per 40 35 for the first 1,520 and 1 per 60 for the remainder exceeding 1,520 1 per 200 1 per 150 — 1 per 1,000 1 service sink (continued) [P] Table 2902.1 – continued MINIUMUM NUMBER OF REQUIRED PLUMBING FIXTURESa
No. Classification Occupancy Description Water Closetsf (Urinals See Section 419.2 of the International Plumbing Code) Lavatories Bathtubs OR Showers Drinking Fountains g (See Section 410.1 of the International Plumbing Code) Other Male Female Male Female 2 Business B Buildings for the transaction of business, professional services, services involving merchandise, office buildings, banks, light industrial and similar uses 1 per 25 for the first 50 and 1 per 50 for the remainder exceeding 50 1 per 40 for the first 80 and 1 per 80 for the remainder exceeding 80 — 1 per 100 1 service sinke 3 Educational E Educational facilities 1 per 50 1 per 50 — 1 per 100 1 service sink Daycares 1 per 17 1 per 17 — 1 per 100 1 service sink 4 Factory and industrial F-1 and F-2 Structures in which occupants are engaged in work fabricating, assembly or processing of products or materials 1 per 100 1 per 100 See Section 411 of the International Plumbing Code 1 per 400 1 service sink 5 Institutional I-1 Residential care 1 per 10 1 per 10 1 per 8 1 per 100 1 service sink I-2 Hospitals, ambulatory nursing home care recipientb 1 per per roomc 1 per per roomc 1 per 15 1 per 100 1 service sink Employees, other than residential careb 1 per 25 1 per 35 — 1 per 100 — Visitors, other than residential care 1 per 75 1 per 100 — 1 per 500 — I-3 Prisonsb 1 per cell 1 per cell 1 per 15 1 per 100 1 service sink I-3 Reformatories, detention centers and correctional centersb 1 per 15 1 per 15 1 per 15 1 per 100 1 service sink Employeesb 1 per 25 1 per 35 — 1 per 100 — I-4 day care and child day care 1 per 15 1 per 15 1 — 1 per 100 1 service sink 6 Mercantile M Retail stores, service stations, salesrooms, markets and shopping centers 1 per 500 1 per 750 — 1 per 1,000 1 service sinke 7 Residential R-1 Hotels, motels, boarding houses (transient) 1 per sleeping unit 1 per sleeping unit 1 per sleeping unit — 1 service sink R-2 Dormitories, fraternities, sororities and boarding house (not transient) 1 per 10 1 per 10 1 per 8 1 per 100 1 service sink