TB 25 Gymnasium Floor fires

Question 1

TB 25 Gymnasium Floor fires

Air is supplied for the floor ventilating system by large fans (located in an equipment room) which draw air into air return grilles (approx 10 feet apart) located along the walls approximately two feet above the floor’s surface. This air passes beneath the floor plenums and into special heat/pump rooms where _____% of the-air is exhausted and ____% fresh air is drawn in and heated.

Answer 1

20

20

Question 2

TB 25 Gymnasium Floor fires

These floors are constructed of tongue and groove hardwood, built up off of concrete on cross-laid strips to allow for ventilation under the floor. In essence, the floor is free floating, with a metal angle sealing it to the wall.

Answer 2

reference

Question 3

TB 25 Gymnasium Floor fires

20% was exhaust, with 80 % being recirculated back into the gymnasium;

Answer 3

reference

Question 4

TB 25 Gymnasium Floor fires

If a fire should start, the main power to the gymnasium must be shut down.

Answer 4

reference