Electric tubewells should be set up independently, the well laid flammable gases and non-A, B, C liquid pipeline, should not be laid on the elevator independent cables, wires and so on. In addition to the wall of the elevator shaft of the elevator door opening and the vent opening outside the cave, not open another hole. Elevator door should not be used shed stall door. Cable wells, tube wells, flue, garbage Road and other vertical tube wells should be independently set, respectively; their fire resistance of the wall should not be less than 1.0h do not burn the body; and after close inspection door should be Class C fire doors. Cable wells, tube wells, flue exhaust Road, garbage Road and other vertical tube wells should be independently set, respectively; their fire resistance of the wall should not be less than 1.0h do not burn the body; the inspection door is not on the scene Class C fire doors should be used. 1. The elevator shaft should be set up independently, the well is strictly prohibited laying gas pipelines, and should not be laid on the elevator independent of cables, wires and so on. In addition to an elevator door opening and the vent opening on the elevator shaft wall outside the cave, not open another hole. 2. Cable wells, tube wells, flue exhaust Road, garbage Road and other shaft should be separately set up independently, the fire resistance of the wall should not be less than 1.0h of non-combustible components. 3. Cable wells, tube wells should be used at each floor slab at not less than the fire resistance of non-combustible materials or fire blocking material sealing; cable wells, tube wells and the rooms, corridors and other communicating holes from the gap should blocking the use of fire blocking material. 4. Cable wells and tube wells provided at the front stairwell room, when shared room, check the door on its wall should be Class C fire doors.