Width of landing

The influence of plastering thickness should be considered during construction. Generally speaking, 2m is the net width for acceptance after actual completion. The width of the stair rest platform refers to the distance from the center line of the handrail to the wall at the corner of the stairs, which should not be less than 1.4m, the clear width of the stair platform should not be less than 1m, and the minimum width of the platform at the corner of the handrail should not be less than the tread. Therefore, in terms of specifications, it is necessary to widen it appropriately when handling large objects.

Extended data

Stair platforms can be divided into intermediate platforms and floor platforms according to their positions and elevations, and both platforms are rest platforms. The platform between the two floors is called the middle platform, which is used for people to walk and change the direction of travel. The platform flush with the floor elevation is called the floor platform, which not only plays the same role as the middle platform, but also is used to distribute the flow of people on the stairs to all floors.

Cinema? The evacuation stairs shall meet the following requirements:

1. For the lobby with waiting demand, the main entrance staircase in the lobby should not be used as an evacuation staircase;

2. The width of evacuation stairs should not be less than 0.28m, the step height should not be greater than 0. 16m, the minimum width of stairs should not be less than 1.20m, and the depth of turning stair platform should not be less than the width of stairs; The depth of the middle platform of the straight staircase should not be less than1.20m.