contestada

The open web design of truss joints: Select one:

a. restricts the spread of fire to the component's length.
b. permits rapid fire spread in multiple directions.
c. allows firefighters to operate longer on a roof during a fire.
d. provides greater stability than a heavy beam during a fire.

Respuesta :

Answer:

b. permits rapid fire spread in multiple directions

Explanation:

This occurs because the open web design of truss joints creates a cockloft(truss loft) on each floor which permits fire spread in all directions and it is dangerous for fire fighters.