The public bathroom design code is believed to be relatively unfamiliar to everyone. Public toilets are something that everyone should use in public places. This article will take everyone to understand the design rules for public toilets. The specifications and standards are mainly for the design of urban public toilets. The construction and management are in line with the requirements of urban development. The following is a list of public bathroom design specifications and dimensions for your reference.

Public bathroom design specifications

1. The design of public toilets should be based on people, in line with the principles of civilization, hygiene, application, convenience, water saving and deodorization.

2. The design of the appearance and color of public toilets should be in harmony with the environment and attention should be paid to aesthetics.

3. Plane design of public toilets should rationally arrange the use of sanitary ware and sanitary ware, and should fully consider the configuration of barrier-free access and barrier-free facilities.

4. Public toilets should be divided into three types: free-standing, affiliated and movable public toilets. The design and construction of public toilets shall be conducted in accordance with the design requirements of the corresponding category according to the location of the public toilets and the service objects.

5, through the trough public toilets should be men and women toilet flushing. When flushing the sink together, it must be flushed from the male toilet to the female toilet. When building multi-level public toilets, barrier-free toilet rooms should be located on the ground floor.

6. The import and export of men and women in public toilets must have obvious gender signs. The signs should be set on a fixed wall. Public toilets should have fly and mosquito facilities. In places where the requirements are relatively high, public toilets may be provided with a third toilet. The third bathroom should be set up independently and should have special signs and instructions.

7. Free-standing public toilets should be divided into three categories according to the building category. The setting of various public toilets shall meet the following requirements:

8. Public toilets shall be provided in commercial areas, important public facilities, important transportation facilities for passengers, public green areas and other areas with high environmental requirements;

9. Class II public toilets should be set up along the main roads, secondary roads and pedestrians with large traffic volume;

10. There should be three types of public toilets in other streets and areas.

Public toilet size

1. The wall surface of public toilets must be smooth to facilitate cleaning. The ground must be laid with anti-seepage and non-slip materials. The ratio of building ventilation, lighting area and floor area of ​​public toilets shall not be less than 1:8. If the exterior side windows cannot meet the requirements, a skylight may be added. In the south, the ground windows can be added. The public toilet indoor height should be 3.5 ~ 4.Om (set the skylight can be reduced appropriately). The indoor floor elevation should be 0.15m higher than the outdoor floor. Septic tanks are built underground, and the floor elevations should be determined by the septic tank outlets. When using cast iron drainage pipes, the slope of the pipes should meet the requirements of Table 3.3.10.

2. Public toilets should be properly arranged for ventilation. Each toilet seat should not be less than 40m3/h ventilation rate, each urine position should not be less than 20m3/h ventilation rate, and natural ventilation should be given priority. When ventilation is insufficient, mechanical ventilation should be added. The ventilation rate of mechanical ventilation should reach 3 times/h or more. When setting mechanical ventilation, vents should be set over 1.75m above the squat (seat, station) position. Toilets should be equipped with a flush-type frontal squatting pan, and urinals should be semi-trailer. When conditions permit, air exchange with single toilet exhaust can be used. The smell of public toilets during use should meet the requirements of the current national standards: Sanitary Standards for Urban Public Toilets GB/T 17217 and Emission Standards for Odorous Pollutants GB 14554.

3. Plane design of public toilets should be set up between the defecation room, the urine room and the toilet room. Each room should have an independent function. Urinal room shall not be set in the open air. Toilets should be set at the entrance of men and women, shielding walls or objects. Each toilet should have a separate unit space. The distance between the partition plate and the door dividing the unit space from the ground should be greater than 100mm and less than 150mm. The height of the partition board and door from the floor: Class I public toilets are more than 1.8m, and Class III public toilets are more than 1.5m. Stand-alone urinals shall have a partition plate with a height of 0.8m.

Editor's summary: The above is the introduction of public bathroom design specifications and dimensions. Because everyone has different needs, the choices are different. The above information is for your reference. Hope to help friends who have this need!

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