93-Tall-Mass-Timber-Buildings 무료 덤프문제 온라인 액세스

Regarding water supply for the protection of buildings under construction, when combustible building materials of the building under construction are delivered to a site, the minimum fire flow provided shall be
_____ gpm.

• A.100
• B.500
• C.750
• D.200

Given: A building of Type IV-B construction is designed to be greater than six stories above grade plane.
At least one layer of required noncombustible protection shall be installed on all of the following building elements except _____ on all floor levels more than four levels below active mass timber construction before erecting additional floor levels during construction.

• A.floors as required by IBC Section 602.4
• B.wall and ceilings as required by IBC Section 602.4
• C.mezzanines
• D.shafts and vertical exit enclosures

Which of the following is true regarding Type IV-B unprotected portions of mass timber ceilings and walls?

• A.None of the mass timber may be exposed.
• B.20% of the floor area of the ceilings and 40% of the floor area of the walls may be exposed under certain conditions.
• C.40% of the floor area of the ceilings and 20% of the floor area of the walls may be exposed under certain conditions.
• D.All of the mass timber may be exposed.

For Type IV-A construction, noncombustible protection shall provide what fraction of the required fire- resistance rating for building elements?

• A.2/3
• B.3/4
• C.1/3
• D.1/2

Refer to the figure by clicking on the EXHIBIT button above.


In Type IV-B construction, unprotected portions of mass timber as shown in the Figure are required to be separated by _____ feet.

• A.15
• B.20
• C.18
• D.12