Is there a requirement for the toilet area inside the public building? There is no floor area and to

prescribed. There is also no definite ratio of the floor area to the toilet area, which is also determined by the number of people in the building.

JGJ67-2006 Code for Design of Office Buildings.

Article toilet. 1. The farthest working point from the toilet should not be greater than 50m.

Fourth, the number of sanitary ware should meet the following requirements:

1 Men's toilet has one urinal for every 40 people and one urinal for every 30 people (the urinal is calculated as one urinal per length);

2 Women's toilets have one toilet for every 20 people;

3 There is one wash basin for every 40 people.

Note: If there are more than 3 toilets in each toilet, one of them should be equipped with a sitting toilet.

Floors with large meeting rooms should have additional toilet spaces.

Dedicated toilets can be equipped with only sit-down toilets, wash basins and masks.

Office buildings can be converted at a rate of approximately 10 square meters per person.

Men's toilets at stations (in crowded places): 1 squatting position for 25 people for less than 100 people, and 1 additional squatting place for every 50 additional people for more than 100 people. The number of urinals is the same as the squatting position.

Women's toilet: 1 2 squatting positions for 15 people for less than 100 people, and 1 additional squatting position for every 30 additional people for more than 100 people.

Waiting rooms can be considered for 2 to 5 people per person.

See "Building Regulations" or "High Regulations".