A roof that has a problem with ponding generally still has water on it at least ____ hours after it has
rained.
48
The purpose of a cant strip is to __________.
A) prevent the roof membrane from cracking at a change in direction
B) provide a curb on which to set a skylight
C) replace a reglet as the counter-flashing
D) seal the top of a parapet counter-flashing
A) prevent the roof membrane from cracking at a change in direction
,All of the following are common problems with built-up roofing except ___________.
A) alligatoring
B) blistering
C) oil-canning
D) ridging
C) oil-canning
,A low slope can lead to problems with all of the following types of roof-covering materials, except
___________.
A) asphalt shingles
B) fiber-cement shingles
C) roll roofing
D) wood shakes
E) wood shingles
C) roll roofing
, The material having the shortest life expectancy is __________.
A) concrete
B) fiber cement
C) roll roofing
D) slate
E) wood
C) roll roofing
rained.
48
The purpose of a cant strip is to __________.
A) prevent the roof membrane from cracking at a change in direction
B) provide a curb on which to set a skylight
C) replace a reglet as the counter-flashing
D) seal the top of a parapet counter-flashing
A) prevent the roof membrane from cracking at a change in direction
,All of the following are common problems with built-up roofing except ___________.
A) alligatoring
B) blistering
C) oil-canning
D) ridging
C) oil-canning
,A low slope can lead to problems with all of the following types of roof-covering materials, except
___________.
A) asphalt shingles
B) fiber-cement shingles
C) roll roofing
D) wood shakes
E) wood shingles
C) roll roofing
, The material having the shortest life expectancy is __________.
A) concrete
B) fiber cement
C) roll roofing
D) slate
E) wood
C) roll roofing
