What is the length and breadth of the classroom?
Desk and chair row spacing: primary school should not be less than 0.85m, middle school should not be less than 0.9m; vertical aisle width should not be less than 0.5m. The net distance between the end of the desk and the wall (or the wall column and the equipment pipe) shall not be less than 0.12m.
The length of an ordinary classroom is 9 meters, the width is 6 meters, and the area is 54 square meters.If the class number is 40 people, each living area should be greater than 1.2, so the general primary school classroom area of 48 square meters, secondary school teachers to 54 square meters area, the university classroom area to 58 square meters.
The front section of the students form and blackboard distal horizontal angle should not be less than 30 degrees.
The first row of the classroom, the front edge of the desk and the blackboard should not be less than 2m; the last row of desks in the classroom and the horizontal distance between the blackboard and the blackboard should not be greater than 8.5m. The rear of the classroom should be no less than 0.60m of the lateral walkway.
