1. Air-admittance valves are c c c
to vent fixtures installed at island structures in kitchens.: Permitted
c c c c c c c c c
2. The door between an attached garage and a dwelling unit should be of solid wood not les
c c c c c c c c c c c c c c c c
s than
c c inches thick.: 1 3/8 c c c
3. If particleboard panels used as wall sheathing are applied in a horizontal pattern acr
c c c c c c c c c c c c c
oss the wall, the end joints should be offset so that four panel corners
c c c c c c c c c c c c c c
.: do not meet
c c c
4. The size of a P-trap drainpipe should be at least ___________________ nches.: 1.5
c c c c c c c c c c
5. Notches in solid lumber joists, rafters and beams should not be longer than
c c c c c c c c c c c c
the depth of the member.: 1/3 c c c c c
6. A minimum service of
c c c c
amps is required for a single residential dwelling unit.: 100
c c c c c c c c c
7. If the service or feeder rating in amps is 200, then the aluminum AWG size should be
c c c c c c c c c c c c c c c c
4/0
8. T/F: In homes located in areas having a history of ice forming along the eaves, an ice
c c c c c c c c c c c c c c c c c
barrier consisting of at least three layers of underlayment ce-
c c c c c c c c c
cmented together is required.: True c c c c
9. There should be at least ------------- inch gypsum board applied on the garage side
c c c c c c c c c c c
to separate the garage from the residence and its attic space.: 1/2
c c c c c c c c c c c
10. A window well should have a horizontal area of at least
c c c c c c c c c c c
square feet, with a minimum horizontal projection and width of
c c c c c c c c c c
inches.: 9 and 36 c c c
11. The opening to an attic space that has any mechanical equipment located in it should
c c c c c c c c c c c c c c c
be a minimum of
c c inches by inches.: 30 and 20
c c c c c c c
12. If there are appliances in the attic space, an opening at least
c c c c c c c c c c c c
and a clear, unobstructed path should be provided.: 22 inches wide and 30 high
c c c c c c c c c c c c c
13. Standpipes for clothes washers should extend at least c c c c c c c c
inches and no more than c c c c c
1c/c
14
, inches above the trap weir.: 18 and 42
c c c c c c c
14. T/F: A standpipe can serve as an indirect waste receptor.: True
c c c c c c c c c c
15. An open vent pipe that passes through a roof should extend at least
c c c c c c c c c c c c c
inches above the roof.: 6
c c c c c
16. If a roof is used for a purpose other than weather protection, the vent extensions
c c c c c c c c c c c c c c
should extend above the roof by at least
c c c feet.: 7 c c c c c c c
17. If particleboard is used as wall sheathing, the grade mark with Type
c c c c c c c c c c c c
or c c
should be stamped on it.: M-1 and M-2
c c c c c c c
18. The purpose of gravel on a built-up tar-and-gravel roof is ........................................ to
c c c c c c c c c
prevent delamination of the plys
c c c c
to protect the membrane from ultraviolet rays
c c c c c c
2c/c
14