Worksheets2018 IPC CH 3A Quiz
Total questions: 25
Worksheet time: 25mins
Name
Class
Date
1.
01. A __________ is permitted to discharge to an approved nonpotable water system.
a)
a. bidet
b)
b. clothes washer
c)
c. floor drain
d)
d. sink
2.
02. When there is a conflict between the requirements of the code and the manufacturer’s installation instructions, the __________ requirements apply.
a)
a. code
b)
b. more specific
c)
c. more restrictive
d)
d. manufacturer’s
3.
03. A sump pump is permitted at the base of an elevator shaft when the discharge is __________.
a)
a. monitored by an alarm system
b)
b. protected by a backflow device
c)
c. directly connected to a storm drain
d)
d. indirectly connected to the plumbing system
4.
04. Materials required by the code to comply with a referenced standard must be listed by a(n) __________ agency.
a)
a. evaluation service
b)
b. third-party testing
c)
c. third-party certification
d)
d. accreditation service
5.
05. The approved methods for preventing rodents from entering a structure do not include __________.
a)
a. caulking
b)
b. strainer plates
c)
c. building traps
d)
d. meter box design
6.
06. The minimum burial depth of exterior water service piping is __________ inches below grade.
a)
a. 6
b)
b. 12
c)
c. 24
d)
d. 30
7.
07. Where the frost line is established at 30 inches, water service pipe shall be installed a minimum of __________ inches below grade.
a)
a. 30
b)
b. 32
c)
c. 36
d)
d. 42
8.
08. The code does not permit the use of __________ to support and maintain the grade of drainage piping in a trench.
a)
a. gravel
b)
b. sand
c)
c. clay soil
d)
d. blocks
9.
09. Shield plates required to protect piping installed through notches or bored holes in framing members shall extend a minimum of __________ inch/es above sole plates
and below top plates.
a)
a. 1
b)
b. 2
c)
c. 3
d)
d. 4
10.
10. For water piping adjacent and parallel to a wall footing, and installed at a depth of 12 inches below the bottom of the footing, the trench shall be located not less than
__________ inches horizontally from the footing.
a)
a. 24
b)
b. 12
c)
c. 6
d)
d. 18
11.
11. The __________ regulates piping materials that are exposed in plenums.
a)
a. International Fire Code ® (IFC®)
b)
b. International Fuel Gas Code® (IFGC®)
c)
c. International Mechanical Code® (IMC®)
d)
d. International Plumbing Code® (IPC®)
12.
12. Where concealed copper piping passes through holes bored in wood studs, shield plates are not required if the bored holes are at least __________ from the nearest
edge of the studs.
b. 1 inch plates are not required if the bored holes are at least __________ from the near
a)
a. 5/8 inch
b)
b. 1 inch
c)
c. 11/4 inches
d)
d. 11/2 inches
13.
13. A pipe sleeve in a masonry foundation wall shall be at least __________ greater than the pipe passing through the wall.
a)
a. 2 inches
b)
b. 1 inch
c)
c. 2 pipe sizes
d)
d. 1 pipe size
14.
14. Where poor soil conditions exist at the bottom of the trench, the pipe bed shall be over excavated a minimum of __________ below the installation depth of the pipe.
a)
a. 4 inches
b)
b. 6 inches
c)
c. one pipe diameter
d)
d. two pipe diameters
15.
15. The initial backfill over pipe installed in a trench shall be in maximum __________ layers of loose earth.
a)
a. 4-inch
b)
b. 6-inch
c)
c. 8-inch
d)
d. 12-inch
16.
16. Compaction is required for the first __________ inches of backfill above a pipe installed in a trench.
a)
a. 6
b)
b. 12
c)
c. 16
d)
d. 20
17.
17. Alterations to trusses require written approval of __________.
a)
a. a registered design professional
b)
b. the manufacturer
c)
c. the general contractor
d)
d. the building official
18.
18. ____________ piping shall not be placed in direct contact with concrete walls or floors.
a)
a. Ductile iron
b)
b. Cast iron
c)
c. Galvanized steel
d)
d. Copper
19.
19. Sheathing or wrapping for corrosion protection of pipes shall be not less than __________- inch thick.
a)
a. 0.008
b)
b. 0.030
c)
c. 0.035
d)
d. 0.025
20.
20. When concealed piping requires protection against physical damage, the steel shield plates shall be not less than __________- inch thick.
a)
a. 0.0620
b)
b. 0.0575
c)
c. 0.0520
d)
d. 0.0475
21.
21. When excavating a trench for underground piping installation, rock shall be removed to a depth at least __________ below the bottom of the pipe.
a)
a. 3 inches
b)
b. 6 inches
c)
c. one pipe diameter
d)
d. two pipe diameters
22.
22. The minimum burial depth for a building sewer is __________ .
a)
a. 18 inches
b)
b. 12 inches
c)
c. 24 inches
d)
d. as determined by the local jurisdiction
23.
23. Where the bedding for piping installed in a trench consists of backfill, __________ is an approved material.
a)
a. loose soil free from rocks or frozen material
b)
b. sandy clay
c)
c. fine gravel
d)
d. organic silty clay
24.
24. Piping installed by tunneling shall be protected from __________.
a)
a. uneven loading
b)
b. expansion
c)
c. contraction
d)
d. excavation
25.
25. Vent pipes through the roof require __________.
a)
a. protection from freezing
b)
b. caulking
c)
c. a termination cap
d)
d. flashing
100 %
