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According to the requirements of "Notification on Printing and Issuing the Formulation and Revision for Annual Engineering Construction, Urban Construction and Construction Standards in 2012" (JIANBIAO [2012] No. 5 Document) of the Ministry of Housing and Urban-Rural Development, the standard drafting group has revised CJJ 14-2005 Standard for Design of Urban Public Toilets through conducting extensive investigation and study, carefully summarizing practical experiences, referring to relevant international and foreign advanced standards and widely soliciting for opinions.
Main technical content of this standard is as follows: 1. general provisions; 2. terms; 3. basic requirements; 4. design requirements; 5. fixed public toilets; 6. mobile public toilets; 7. accessible facilities of public toilets.
The main revised technical content in this standard is as follows: 1. name and content of relevant chapters and sections are adjusted; 2. general provisions are supplemented; 3. terms and definitions are modified; 4. design content for proportion and number of cubicle is added; 5. arrangement requirements of family toilets, arrangement of facilities as well as specific requirements on water conservation and odor-resistance of sanitary wares in public toilets are added; 6. the former Chapter 4 " Design of Independence Public Toilets" and former Chapter 5 "Design of Dependence Public Toilets" are combined into Chapter 5 of this standard.
The provisions printed in bold type are compulsory ones and must be enforced strictly.
Ministry of Housing and Urban-Rural Development (MOHURD) is in charge of the administration of this standard and the explanation of the compulsory provisions; Beijing Environmental Sanitation Design Scientific Research Institute is responsible for the explanation of specific technical contents. During the process of implementing this standard, please send opinions and suggestions, if any, to Beijing Environmental Sanitation Design Scientific Research Institute (Address: No. 48, Shangjialou A, Chaoyang District, Beijing, 100028, China).
Standard for Design of Urban Public Toilets
1 General Provision
1.0.1 This standard is formulated with a view to improving design, construction and management level of urban public toilets and satisfying the requirements for public toilets of urban residents and floating population.
1.0.2 This standard is applicable to design for new construction and renovation of urban public toilets.
1.0.3 Construction of public toilets shall meet the requirements of urban master planning and current national standard GB 50337 Code for Planning of Urban Environmental Sanitation Facilities.
1.0.4 Design of urban public toilets shall comply with the requirements of this standard as well as the current relevant national standards.
2 Terms
2.0.1
public toilets, lavatory, restroom
toilets arranged on both sides of road or at public location, etc. for public use
2.0.2
independence public toilets
fixed public toilets independent from other buildings
2.0.3
dependence public toilets
fixed public toilets attached to other buildings
2.0.4
mobile public toilets
public toilets which is movable for use
2.0.5
wheelchair accessible toilets
toilet used by those unable to move freely like the old, the disabled, etc.
2.0.6
water closet
pedestal pan, squatting pan and urinal flushed with water
2.0.7
compartment
room use for urination, defecation and wash in which corresponding sanitary wares are installed
2.0.8
cubicle
toilet-using position, it is classified into sitting position, squatting position and standing position by water closet type
2.0.9
family toilets
compartment used for assisting the old, the young and the disabled
3 Basic Requirements
3.0.1 Design of public toilets shall be people oriented and comply with the principle of "civilization, sanitation, convenience, safety and energy conservation".
3.0.2 Appearance and color design of public toilets shall be harmonious with surroundings.
3.0.3 As for plane design of public toilets, function division shall be carried out, sanitary wares and their using space shall be reasonably arranged, and configuration of accessible routes and accessible facilities shall be taken into full consideration.
3.0.4 Public toilets shall be classified into fixed and movable types; fixed public toilets shall include independent and dependent types; design and construction of public toilets shall be carried out according to the design requirements of corresponding type based on position and service target of public toilets.
3.0.5 Independence public toilets shall be classified into Types I, II and III according to surrounding environment and architectural design requirements; arrangement of independence public toilet type shall be in accordance with those specified in Table 3.0.5.
Table 3.0.5 Independence Public Toilet Type
Arrangement area Type
Business district, important public facilities, important passenger transport facilities, public green space and other area with high environmental requirements Type I
Along the urban arterial and sub-arterial roads as well as that with large pedestrian volume Type II
Other street Type III
Note: Types II and III independence public toilets are minimum standards for corresponding arrangement areas.
3.0.6 Dependence public toilets shall be classified into Types I and II according to sites and architectural design requirements; arrangement of dependence public toilet type shall be in accordance with those specified in Table 3.0.6.
Table 3.0.6 Dependence Public Toilet Type
Arrangement site Type
Public buildings such as shopping malls, hotels, restaurants, exhibition halls, airports, stations, movie theaters, large stadiums, comprehensive commercial buildings, Grades II and III hospitals, etc. Type I
Public buildings such as common shopping malls (including supermarkets), professional service organs and units, stadiums, Grade I hospitals, etc. Type II
Note: Types II dependence public toilets are minimum standards for arrangement sites.
3.0.7 Movable toilet shall be arranged at emergency site and public sites where fixed toilet is not suitable.
3.0.8 Average cubicle building area index (hereinafter referred to as cubicle area index) of independence public toilets shall be 5m2 ~7m2 for Type I, 3m2~4.9m2 for Type II and 2m2~ 2.9m2 for Type III.
3.0.9 Independence public toilet land shall include building land of public toilets as well as land for auxiliary septic tank and road.
3.0.10 Calculation of building area of public toilets shall meet the requirements of the current national standard GB/T 50353 Standard Measurement for Construction Area of Building.
3.0.11 Design of public toilets shall meet the requirements of the current national standards GB 50189 Design Standard for Energy Efficiency of Public Buildings, GB 50016 Code of Design on Building Fire Protection and Prevention and GB 50011 Code for Seismic Design of Buildings.
3.0.12 Sanitation design requirements of public toilets shall meet the requirements of the current national standard GB/T 17217 Hygienic Standard for Communal Toilet in City.
4 Design Requirements
4.1 Proportion and Number of Cubicle
4.1.1 As for sites with crowded people, proportion of women toilet cubicle to men toilet cubicle (including standing position for urination, the same below) shall not be less than 2:1.
4.1.2 As for other sites, proportion of men cubicle to women cubicle may be calculated according to following formula:
R=1.5w/m (4.1.2)
Where,
R——the ratio of women toilet cubicle number to men toilet cubicle number;
1.5——the ratio of time for female using toilet to that for male using toilet;
W——the measured and calculated number of female using toilet;
m——the measured and calculated number of male using toilet.
4.1.3 The quantity of men & women cubicles in public toilets shall be determined according to the relevant requirements of Section 4.2 in this chapter.
4.1.4 Men & women cubicles in public toilets (sitting position, squatting position and standing position) and the quantity should meet the requirements specified in Tables 4.1.4-1 and 4.1.4-2.
Table 4.1.4-1 Men Toilet Cubicle and Quantity (Piece)
Total number of men toilet cubicle Sitting position Squatting position Standing position
1 0 1 0
2 0 1 1
3 1 1 1
4 1 1 2
5~10 1 2~4 2~5
11~20 2 4~9 5~9
21~30 3 9~13 9~14
Note: Cubicles in this table do not include barrier-free cubicle.
Table 4.1.4-2 Women Toilet Cubicle and Quantity (Piece)
Total number of women toilet cubicle Sitting position Squatting position
1 0 1
2 1 1
3~6 1 2~5
7~10 2 5~8
11~20 3 8~17
21~30 4 17~26
Note: Cubicles in this table do not include barrier-free cubicle.
4.1.5 In case building area of public toilets is 70 m2, proportion of women toilet cubicle to men toilet cubicle should be 2: 1, cubicle area index should be 4.67m2 /person, and the occupation area of women toilet should be 2.39 times of that of men toilet (Figure 4.1.5).
1—women's toilet; 2—men's toilet; 3—family toilet; 4—management room
Figure 4.1.5 Schematic Diagram for Proportion of Women’s Toilet Cubicle to Men’s Toilet Cubicle (2: 1)
4.1.6 In case building area of public toilets is 70 m2, proportion of women toilet cubicle to men toilet cubicle should be 3: 2, cubicle area index should be 4.67m2 /person, and the occupation area of women toilet should be 1.77 times of that of men toilet (Figure 4.1.6).
1—women's toilet; 2—men's toilet; 3—family toilet; 4—management room
Figure 4.1.6 Schematic Diagram for Proportion of Women Toilet Cubicle to Men Toilet Cubicle (3: 2)
4.2 Arrangement of Sanitation Facilities
4.2.1 Number of people served by public toilet cubicle in public sites shall be in accordance with those specified in Table 4.2.1.
Table 4.2.1 Number of People Served by Public Toilet Cubicle in Public Sites
Public sites Number of served people (person/cubicle·day)
Man Woman
Square, street 500 350
Station, wharf 150 100
Park 200 130
Outside the stadium 150 100
Beach activity place 60 40
4.2.2 Cubicle number of public toilet in shopping malls, supermarkets or business streets shall be in accordance with those specified in Table 4.2.2.
Foreword i
1 General Provision
2 Terms
3 Basic Requirements
4 Design Requirements
4.1 Proportion and Number of Cubicle
4.2 Arrangement of Sanitation Facilities
4.3 Technical Requirements
4.4 Plan Layout of Sanitary Wares
4.5 Installation of Sanitation Facilities
5 Fixed Public Toilets
6 Mobile Public Toilets
7 Accessible Facilities of Public Toilets
Explanation of Wording in This Standard
List of Quoted Standards
