NICET Highway Construction
Inspector Level III Practice Exam 1
Questions & Answers (Grade A+)
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. -
correct 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?
,NICET Highway Construction
Inspector Level III Practice Exam 1
Questions & Answers (Grade A+)
a) 652.04
b) 653.17
c) 653.36
d) 653.50 -
correct 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 -
correct answer ✅b) maximum water elevation
During stage construction while installing drainage, the contractor
must complete which two of the following tasks? (Choose two).
,NICET Highway Construction
Inspector Level III Practice Exam 1
Questions & Answers (Grade A+)
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. -
correct 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 -
correct answer ✅d) pressure testing
, NICET Highway Construction
Inspector Level III Practice Exam 1
Questions & Answers (Grade A+)
Which three types of inspections are completed for sign structures?
(Choose three).
a) final inspection
b) interim inspection
c) initial inspection
d) routine inspection -
correct 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 -
correct answer ✅b) 5 turns per foot
Inspector Level III Practice Exam 1
Questions & Answers (Grade A+)
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. -
correct 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?
,NICET Highway Construction
Inspector Level III Practice Exam 1
Questions & Answers (Grade A+)
a) 652.04
b) 653.17
c) 653.36
d) 653.50 -
correct 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 -
correct answer ✅b) maximum water elevation
During stage construction while installing drainage, the contractor
must complete which two of the following tasks? (Choose two).
,NICET Highway Construction
Inspector Level III Practice Exam 1
Questions & Answers (Grade A+)
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. -
correct 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 -
correct answer ✅d) pressure testing
, NICET Highway Construction
Inspector Level III Practice Exam 1
Questions & Answers (Grade A+)
Which three types of inspections are completed for sign structures?
(Choose three).
a) final inspection
b) interim inspection
c) initial inspection
d) routine inspection -
correct 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 -
correct answer ✅b) 5 turns per foot
