This article is about Civil QC Engineer CBT Test preparation question and answers and almost 100 questions covered in three parts and international standard reference also given. Here is Part 3 of 100 CBT Test Questions For Civil Inspector.
71. The prime coat shall be applied at a temperature between …………………….for MC-70 .
a) 50 °C and 70 °C,
b) 60 °C and 80 °C,
c) 50 °C and 80 °C,
d) 50 °C and 90 °C
e) None of the above.
72. The prime coat shall be applied at a temperature between ………………….. for MC-250.
a) 65°C and 105°C, b) 60°C and 100°C, c) 65°C and 115°C, d) 60°C and 80°C e) None of the above.
73. The tack coat shall be applied on paved surfaces and vertical surfaces which will be in contact with the asphalt paving by means of a bitumen distributor at a maximum rate of ……………………..
a) 0.20 liters/m².
b) 0.25 liters/m².
c) 0.55 liters/m².
d) 0.65 liters/m².
e) None of the above.
74. Tack coats shall not be placed during rain, on a moist surface when the air or surface temperature is below…………………
a) 10°C,
b) 15°C,
c) 16°C,
d) 20°C
e) None of the above.
75. If application of the surface course is delayed by more than………………, or if dirt, sand, or other impurities have contaminated the tack coat, then a new tack coat shall be applied after the original one has been swept clean.
a) 24 hours,
b) 36 hours,
c) 2 days,
d) 3 days
e) None of the above.
76. Measurement of any cores shall not be less than ………………of the design thickness, whichever is less.
a) 10 mm or 15%,
b) 12 mm or 10%,
c) 15 mm or 15%,
d) 10 mm or 10%
e) None of the above.
77. Core compaction requirements shall be equal to or greater than ………………….of Marshall density (ASTM D-2726/ASTM D1559) using samples taken at the road site.
a) 95%,
b) 96%,
c) 98%,
d) 100%
e) None of the above.
78. Minimum Compressive Strength of pre-packaged cement based grout at 28 days shall be……….
a) 3,000 psi,
b) 4,000 psi,
c) 4,500 psi,
d) 5,000 psi
e) None of the above.
79. Standard temperature of mix shall be …………….when test cubes are cast. (ASTM C1107, Sec. 9.1.2)
a) 20°C + 5°C,
b) 23°C + 2°C,
c) 23°C + 3°C,
d) 23°C + 5°C
e) None of the above.
80. The compressive strength of the grout shall be a minimum of……………… at 7 days of age. (ASTM
C 1107, Sec. 7.2, Table 1)
a) 3000 psi,
b) 3500 psi,
c) 4500 psi,
d) 5000 psi
e) None of the above.
Answers Sections:
- 71. c
- 72. a
- 73. b
- 74. c
- 75. d
- 76. a
- 77. b
- 78. d
- 79. b
- 80. b
81. Grout shall be given a continuous water cure (covered by wet burlap and 0.15mm polyethylene) for a minimum of…………… (ASTM C309, Sec. 5.1)
a) 7 days,
b) 1 days,
c) 3 days,
d) 5 days
e) None of the above.
82. Grout placement shall be within the …………………….. at 32 C minimum working time, after mixing. (PIP STS03601, Sec. 6.3.2)
a) 30 minute,
b) 40 minute,
c) 50 minute,
d) 60 minute
e) None of the above.
83. Minimum compressive strength shall be…………………. at 7days.
a) 5,000 psi,
b) 12,000 psi,
c) 14,000 psi,
d) 15,000 psi
e) None of the above.
83. The minimum size of a Public Sewer shall be ……………….nominal diameter.
a) 100 mm,
b) 150 mm,
c) 200 mm,
d) 250 mm
e) None of the above.
84. The maximum distance between manholes for public sewers shall be …………..
a) 60 m, b) 70 m, c) 80, d) 90 m e) None of the above.
85. Public sewers that are parallel to potable water lines shall be separated from such lines by a minimum distance of ……………and shall be located below the potable water lines.
a) 3 m
b) 2 m
c) 5 m
d) 4 m
e) None of the above.
86. Minimum pressure rating of valves shall be ……………
a) 12.1 bar,
b) 13 bar,
c) 14 bar,
d) 15 bar
e) None of the above.
87. For trenches deeper than……………., RTR pipe shall be assembled in the trench.
a) 1.5 m,
b) 2 m,
c) 2.5,
d) 3 m
e) None of the above.
88. The minimum diameter of a storm drain pipe (except building connections) or road crossing culvert shall be…………….
a) 200 mm,
b) 250 mm,
c) 300 mm,
d) 350 mm
e) None of the above.
89. Storm drain manholes shall have a minimum inside diameter of …………for straight run manholes with a pipe diameter size of 600 mm or less
a) 1 m,
b) 1.2 m,
c) 1.5 m
d) 1.8 m
e) None of the above.
90. Direct Buried Cable / Conduit Trench – A minimum of ……………… dry sand shall be installed from bottom of trench to bottom of cable or conduit (as a cushion).
a) 100 mm,
b) 150 mm,
c) 200 mm,
d) 300 mm
e) None of the above.
Answers Sections:
- 81. a
- 82. a
- 83. e
- 84. e
- 85. b
- 86. a
- 87. Not Sure
- 88. e
- 89. Not Sure
- 90. c
91. Concrete Duct bank Trench – The top layer of the concrete …………..minimum thickness shall be mixed with red dye.
a) 5 mm,
b) 6 mm,
c) 8 mm,
d) 9mm,
e) None of the above.
92. Direct Buried Cable / Conduit Trench – A minimum of …………… dry sand cover shall be installed on top of the cable or conduit (as a cushion).
a) 150 mm,
b) 200 mm,
c) 250 mm,
d) 300 mm,
e) None of the above.
93. Gypsum board width shall be 1220mm to 1370mm with a tolerance of …………..under the specified width. (1997 UBC, Sec. 2502.14; ASTM C36, Sec. 6.2.2)
a) -2 mm,
b) -3 mm,
c) -4 mm,
d) -5 mm,
e) None of the above.
94. Gypsum board corners shall be square with a tolerance of …………..over the full width of the board. (1997 UBC, Sec. 2502.14; ASTM C36, Sec. 6.2.5)
a) + 2 mm,
b) + 3 mm,
c) + 4 mm,
d) + 5 mm
e) None of the above.
95. Wood supports for lath or gypsum board shall not be less than ……………. in least dimension. (1997 UBC, Sec. 2503.2)
a) 2″
b) 3”
c) 4”
d) 5”
e) None of the above.
96. Silica fume, when used, shall not be less than …………..by weight of cement as a replacement.
a) 5%,
b) 6%,
c) 7%,
d) 8%
e) None of the above.
97. Wood supports for lath or gypsum board shall not be less than …………..in least dimension. (1997 UBC, Sec. 2503.2)
a) 51 mm,
b) 55 mm,
c) 60 mm,
d) 65 mm
e) None of the above.
98. Metal lath runners and furring shall not be less than …………………in least dimension. (1997 UBC, Sec. 2504.4)
a) 19.1 mm,
b) 20 mm,
c) 25 mm,
d) 30 mm
e) None of the above.
99. The minimum thickness of grout shall be………..
a) 20 mm,
b) 25 mm,
c) 30 mm,
d) 50 mm
e) None of the above.
100. The minimum thickness of grout between the foundation and base plates shall be…………..steel Shim and Packings to be provided.
a) 10 mm,
b) 15 mm,
c) 29 mm,
d) 25 mm
e) None of the above.
Answers Sections:
- 91. e
- 92. d
- 93. a
- 94. a
- 95. Not Sure
- 96. c
- 97. Not Sure
- 98. Not Sure
- 99. b
- 100. d
101. In bolted connections, what is the minimum size of high strength bolts that should be used?
a. 16 mm
b. 20 mm
c. 12 mm
d. 25 mm
e. None of the above
102. The minimum thickness of gusset and stiffener plate should be?
a. 6 mm
b. 12 mm
c. 8 mm
d. 10 mm
e. None of the above
103. The minimum time that a plastic sheet should be in place on concrete surface to determine its moisture content by plastic sheet method, ASTM D4263 is
a. 10 hours
b. 24 hours
c. 5 hours
d. 16 hours
e. None of the above
104. The minimum concrete slab thickness supported on the ground is
a. 75 mm(3”)
b. 100 mm(4”)
c. 150 mm(6”)
d. 200 mm(8”)
e. None of the above
105 . How many days should a masonry wall be cured prior to grout pouring for high lift grouted construction?
a. 8 days
b. 3 days
c. 7 days
d. 14 days
e. None of the above
106. The maximum particle size of fill material shall be?
a. ½ lift thick
b. ¼ lift thick
c. 1/3 lift thick
d. 1 lift thick
e. None of the above
107. A fill material to be classified, as “select fill” shall contain __________% particles passing thru #200 sieves.
a. 0 to 5
b. 0 to 10
c. 0 to 20
d. 5 to 15
e. None of the above
108. Fill materials shall be placed in lift or layer not exceeding __________ in loose depth.
a. 100 mm
b. 300 mm
c. 200 mm
d. 400 mm
e. None of the above
109 Free draining soils or cohesion less material shall be compacted to __________ % relative density.
a. 70
b. 75
c. 90
d. 95
e. None of the above
110. The minimum compressive strength of structural concrete at 28 days is?
a. 2500 psi
b. 3000 psi
c. 4000 psi
d. 5000 psi
e. None of the above
111. Paving slabs subject to vehicular traffic shall have a minimum thickness of?
a. 100 mm
b. 150 mm
c. 200 mm
d. 250 mm
e. None of the above
112. Control or construction joints for concrete paving shall be spaced at a maximum of _________ meters in both directions.
a. 2.0
b. 4.0
c. 6.0
d. 8.0
e. None of the above.
113. Concrete may be allowed to drop freely at a maximum height of?
a. 0.5 m
b. 1 m
c. 3 m
d. 2 m
e. None of the above
114. Cementations non-shrink grout shall have a compressive strength of?
a. 2000 psi
b. 2500 psi
c. 5000 psi
d. 6000 psi
e. None of the above
115.End lap for metal panels shall not be less than?
a. 250mm
b. 150mm
c. 100mm
d. 200mm
e. None of the above
116. A beam with a depth of 8 inches requires ___________ number of rows of bolts.
a. 1
b. 2
c. 3
d. 4
e. None of the above
Answers Sections:
- 101. b
- 102. a
- 103. d
- 104. b
- 105. c
- 106. a
- 107. c
- 108. c
- 109. a
- 110. Not Sure
- 111. b
- 112. c
- 113. b
- 114. c
- 115. a
- 116. b
100 CBT Test Questions For Civil Inspector Part 1
100 CBT Test Questions For Civil Inspector Part 2
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