Section 5 - SOG - 3.20 Lightweight Construction

Question 1

SOG 3-20, Lightweight Construction,

Lightweight Construction, the term “lightweight construction” refers to

Answer 1

Structural systems and assemblies that are fabricated from components that have substantially less mass than traditional construction methods used for equivalent applications.

Question 2

SOG 3-20, Lightweight Construction,

Unprotected lightweight construction systems that are involved in “or exposed to” a fire are susceptible to rapid failure in as little as

Answer 2

4 minutes

Question 3

SOG 3-20, Lightweight Construction,

Examples of lightweight construction include:

Answer 3

Lightweight trusses and wood I-beams used in place of solid sawn lumber

Question 4

SOG 3-20, Lightweight Construction,

When did engineered truss roofs become popular?

Answer 4

1970

Question 5

SOG 3-20, Lightweight Construction,

When did engineered flooring systems first come to brampton?

Answer 5

1985

Question 6

SOG 3-20, Lightweight Construction,

Upon discovery/confirmation of the involvement of lightweight construction if the fire, the IC should

Answer 6

Undertake a hazard risk assessment to ensure the safety of personnel

Question 7

SOG 3-20, Lightweight Construction,

If a fire occurs in a structure that is known or suspected to incorporate lightweight construction this should be done

Answer 7

A hazard risk assessment

Notify personnel using emergency alerting

Question 8

According to SOG 3-20, Lightweight Construction,

If while pre planing personnel find locations with unprotected lightweight floor systems this should be done?

Answer 8

Forward the location to communications so that a caution note may be added

Question 9

SOG 3-20, Lightweight Construction,

When should the IC assume that a house has engineered roof trusses and or lightweight flooring?

Answer 9

If unable to determine the type of construction in a fire building andThe building was built post-1970 assume engineered roof trusses

If built post-1990 assume lightweight flooring

Question 10

SOG 3-20, Lightweight Construction,

What shall occur when there are indications that unprotected lightweight construction is involved?

Answer 10

Extreme caution should be exercised when personnel are allowed to operate directly above or below areas that are supported by lightweight construction during a fire.

All personnel shall be immediately withdrawn from such areas if there are indications that unprotected lightweight consturction is involved in/exposed to the fire.

Consider using ladders to access upper floors

Consider using emergency alerting to notify personnel