NICET HIGHWAY CONSTRUCTION INSPECTOR LEVEL III
PRACTICE EXAM
QUESTIONS AND DETAILED ANSWERS
During installation of traffic loops in the pavement, which three statements apply prior to and
during the installation of loop wire? (Choose 3).
a) Do not allow vehicular traffic over an open saw cut.
b) Do not overlap saw cuts at the corner.
c) Thoroughly clean the saw cut of foreign material.
d) Use a plastic sleeve where loop wire crosses a joint. - ANSWER-a) Do not allow vehicular
traffic over an open saw cut.
c) Thoroughly clean the saw cut of foreign material.
d) Use a plastic sleeve where loop wire crosses a joint.
The contractor is installing a culvert with a 12-inch reinforced concrete pipe (outside diameter of
16.50 inches) from Sta 10+00, 40 feet Left to STA 10+00, 65 feet Right on 4-inch bedding
material. The 12-inch RCP outlet is to be installed at Sta 10+00, 40 feet Left at an invert
elevation of 652.50.
If the conduit is installed at a 1.40% slope, what is the elevation of the foundation grade at Sta
10+00, 45 feet Right?
a) 652.04
b) 653.17
c) 653.36
d) 653.50 - ANSWER-?
On the reservoir side of a dam, erosion protection against wave action should extend up the slope
to at least which level?
a) crest of dam
b) maximum water elevation
,c) minimum water elevation
d) two-thirds the height of the dam - ANSWER-b) maximum water elevation
During stage construction while installing drainage, the contractor must complete which two of
the following tasks? (Choose two).
a) Bulk head the pipe until the system is complete.
b) Complete the entire system before it rains.
c) Maintain the existing drainage system until the new system is functional.
d) Provide temporary connections as needed to maintain the existing system. - ANSWER-c)
Maintain the existing drainage system until the new system is functional.
d) Provide temporary connections as needed to maintain the existing system.
After flushing but before connecting a new main to the existing system, what test does an
inspector need to verify before placing the main into service?
a) bacteriological testing
b) cover testing
c) deflection testing
d) pressure testing - ANSWER-d) pressure testing
Which three types of inspections are completed for sign structures? (Choose three).
a) final inspection
b) interim inspection
c) initial inspection
d) routine inspection - ANSWER-b) interim inspection
c) initial inspection
d) routine inspection
How many times per foot should loop lead-in wires be twisted?
, a) 3 turns per foot
b) 5 turns per foot
c) 6 turns per foot
d) 7 turns per foot - ANSWER-b) 5 turns per foot
Which phrase is true of test reports required for concrete sidewalks, asphalt pavement, concrete
curb, and pipe culverts for rest areas?
a) 50% required on roadway contracts
b) required for federal-aid projects only
c) same as roadway contracts
d) submitted in duplicate - ANSWER-?
According to FP-14, when removing existing concrete structure in the roadbed, how many inches
below the subgrade elevation should the existing structure be removed to?
a) 12 inches
b) 24 inches
c) 30 inches
d) 36 inches - ANSWER-d) 36 inches
What does a white disk on the fire hydrant represent?
a) fire hydrant out of service
b) low pressure hydrant
c) wrong fire hydrant is in service
d) wrong high pressure hydrant - ANSWER-a) fire hydrant out of service
What is the purpose of police units in regards to work zone traffic control?
a) Ease of setting up traffic sobriety checkpoints.
b) Give the workers the feeling of security.
PRACTICE EXAM
QUESTIONS AND DETAILED ANSWERS
During installation of traffic loops in the pavement, which three statements apply prior to and
during the installation of loop wire? (Choose 3).
a) Do not allow vehicular traffic over an open saw cut.
b) Do not overlap saw cuts at the corner.
c) Thoroughly clean the saw cut of foreign material.
d) Use a plastic sleeve where loop wire crosses a joint. - ANSWER-a) Do not allow vehicular
traffic over an open saw cut.
c) Thoroughly clean the saw cut of foreign material.
d) Use a plastic sleeve where loop wire crosses a joint.
The contractor is installing a culvert with a 12-inch reinforced concrete pipe (outside diameter of
16.50 inches) from Sta 10+00, 40 feet Left to STA 10+00, 65 feet Right on 4-inch bedding
material. The 12-inch RCP outlet is to be installed at Sta 10+00, 40 feet Left at an invert
elevation of 652.50.
If the conduit is installed at a 1.40% slope, what is the elevation of the foundation grade at Sta
10+00, 45 feet Right?
a) 652.04
b) 653.17
c) 653.36
d) 653.50 - ANSWER-?
On the reservoir side of a dam, erosion protection against wave action should extend up the slope
to at least which level?
a) crest of dam
b) maximum water elevation
,c) minimum water elevation
d) two-thirds the height of the dam - ANSWER-b) maximum water elevation
During stage construction while installing drainage, the contractor must complete which two of
the following tasks? (Choose two).
a) Bulk head the pipe until the system is complete.
b) Complete the entire system before it rains.
c) Maintain the existing drainage system until the new system is functional.
d) Provide temporary connections as needed to maintain the existing system. - ANSWER-c)
Maintain the existing drainage system until the new system is functional.
d) Provide temporary connections as needed to maintain the existing system.
After flushing but before connecting a new main to the existing system, what test does an
inspector need to verify before placing the main into service?
a) bacteriological testing
b) cover testing
c) deflection testing
d) pressure testing - ANSWER-d) pressure testing
Which three types of inspections are completed for sign structures? (Choose three).
a) final inspection
b) interim inspection
c) initial inspection
d) routine inspection - ANSWER-b) interim inspection
c) initial inspection
d) routine inspection
How many times per foot should loop lead-in wires be twisted?
, a) 3 turns per foot
b) 5 turns per foot
c) 6 turns per foot
d) 7 turns per foot - ANSWER-b) 5 turns per foot
Which phrase is true of test reports required for concrete sidewalks, asphalt pavement, concrete
curb, and pipe culverts for rest areas?
a) 50% required on roadway contracts
b) required for federal-aid projects only
c) same as roadway contracts
d) submitted in duplicate - ANSWER-?
According to FP-14, when removing existing concrete structure in the roadbed, how many inches
below the subgrade elevation should the existing structure be removed to?
a) 12 inches
b) 24 inches
c) 30 inches
d) 36 inches - ANSWER-d) 36 inches
What does a white disk on the fire hydrant represent?
a) fire hydrant out of service
b) low pressure hydrant
c) wrong fire hydrant is in service
d) wrong high pressure hydrant - ANSWER-a) fire hydrant out of service
What is the purpose of police units in regards to work zone traffic control?
a) Ease of setting up traffic sobriety checkpoints.
b) Give the workers the feeling of security.
