The relationship between the chair and the venue
1) Chairs that cannot be fixed cannot be placed on a sloped ground.
2) Chairs that cannot be arranged in an arc cannot be arranged in an arc or in an arc-shaped venue.
3) The radius is not enough to arrange a row of venues.
4) The channel is generally 1200mm,
5) The area of the auditorium should meet the following requirements:
A. Class A theater should not be less than 0.80m2/seat;
B. Second-class theater should not be less than 0.70m2/seat;
C. Class C theater should not be less than 0.60m2/seat.
6) All theaters should be equipped with fixed seats with backrests. If there are no more than 12 small box seats, movable seats can be provided.
7) The middle distance of the armrest of the seat, the hard chair should not be less than 0.50m; the soft chair should not be less than 0.55m.
8) The seat row spacing should meet the following requirements:
A. Short row method: Hard chairs should not be less than 0.80m, soft chairs should not be less than 0.90m, the stepped ground row spacing should be appropriately increased, and the horizontal distance from the back of the chair to the most prominent part of the back row should not be less than 0.30m;
B. Long row method: Hard chairs should not be less than 1.00m; soft chairs should not be less than 1.10m. The stepped ground row spacing should be appropriately increased, and the horizontal distance from the back of the chair to the most protruding part of the rear row should not be less than 0.50m;
C. When setting up seats against the back wall, the distance between the last row of seats on the floor and pool seats should be increased by at least 0.12m.
9) The number of seats in each row should meet the following requirements:
A. Short row method: When there are aisles on both sides, there should be no more than 22 seats, and when there are aisles on one side, no more than 11 seats; when the limit is exceeded, the row spacing will increase by 25mm for each additional seat;
B. Long row method: No more than 50 seats when there are walkways on both sides, and no more than 25 seats when there are walkways on one side.
10) The auditorium should reserve wheelchair seats for the disabled. The seats should be 1.10m deep and 0.80m wide. The location should be convenient for the disabled to enter and evacuate, and the internationally accepted signs should be set up.
11) The slope of the slope is not more than 1:6.
12) Ramp seats cannot be arranged in an arc.
13) There are horizontal walkways, and the rear row should not exceed 10 rows.
14) The vertical and horizontal walkways should not be less than 1.2 meters.
