EXAM VERSION C 2025/2026 WITH ACTUAL
CORRECT QUESTIONS AND VERIFIED
DETAILED ANSWERS |FREQUENTLY TESTED
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A technician received a call that a signal head was knocked down. The technician arrives on
scene, repairs the problem, observes the intersection is functioning properly and completes his
job duties. What is the technician's LAST task before leaving the intersection?
Document all repairs and the incident in the maintenance logs.
A technician observes two different colored signals displayed at the same time in one direction.
The Tech knows the problem is LEAST LIKELY related to the
incoming power
A technician arrives at the intersection and the light is on flash. What should the technician do?
Check the conflict monitor display and then reset it.
The MOST IMPORTANT thing to do when completing work is to
document all changes in the maintenance logs.
Faulty components should be
labelled and marked for repair or disposal.
What is required where wires enter the traffic fixtures and/or poles to eliminate wire chaffing?
Grommets
All wiring not being used should be
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, attached to ground bar
What type of connectors should the tech use when repairing wires underground or in a
manhole?
Waterproof
Which of the following should a Technician look for when performing an inspection on the
traffic
signal head?
Frayed or damaged wires.
What should be inspected during preventative maintenance of concrete traffic signal poles?
Pole is free of visual cracks and chips.
During an inspection, a technician discovers a severely chipped or cracked concrete pole. What
should the tech do?
Document and inform management and/or engineer of damage.
When inspecting batteries, which of the following is NOT REQUIRED while performing this task?
Ohmmeter.
During a pole inspection, it is IMPORTANT to check the pole and foundation for
broken anchor bolts.
During scheduled preventative maintenance the Tech observes that the catenary wire is cut
next to a street sign on a span wire. What should the tech do?
Install a Strandvice inline of catenary wire, and make a note in the work order for management
to schedule replacement of catenary wire.
After a trouble call, the tech observes that the catenary 9/16" strandvise at the concrete pole is
broken. What should the tech do?
Using a come along, loosen the 9/16" wire then remove the broken 9/16" strandvise. Install the
new 9/16" strandvise onto the eyebolt on the pole than pull the 9/16" catenary steel wire
through the strandvise and release the tension on the come along slowly.
When replacing a signal head, what is NOT important?
Manufacturer of signal.
How does the technician know that signal poles are installed in the correct locations?
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