Nicet Level 3 Study Set QUESTIONS AND
ANSWERS 100% CORRECT!
, How are lights and luminaires controlled? - ANSWER By a PhotoCell Control and for
circuits operating at less than 10 amps, a Photocell switch is used
What are the three types of inspection? - ANSWER Initial, Interim and routine
How many times per foot should loop wires be twisted? - ANSWER 5 twists per foot
How wide should loops be cut and at what depth? - ANSWER 5/16th Wide and 1 3/4"
deep
what should be installed on loops wires they cross a crack or joint? - ANSWER A plastic
sleeve that extends 4" past the joint/crack.
How should spare signal conductors be arraigned inside the box? - ANSWER Spare
conductors should be connected to a terminals. unused
What should happen prior and during the installation of loops wires? - ANSWER 1.
Clean saw cuts and remove debris by means of sandblasting, water blasting or wire
brushing
2. Do not allow vehicles to drive over open cuts
3. Utilized plastic sleeves between joints
How is loop wire required to be placed? - ANSWER continuously
What is placed ontop of continuous loop wires? - ANSWER 2' long Backer Rod
What is the required wire slack amount left inside of pull box? - ANSWER Minimum of
36"
How long until subjected live load can be applied to anchor bolts? - ANSWER Until
concrete meets it required 28 day strength
What type of pattern is recommended when tightening bolts? - ANSWER The Star
Pattern
Prior to erection of traffic lights, What are the elements an inspector is looking for? -
ANSWER 1.Bent or damaged parts
2. damaged coatings
3. Distortions
4. defective fabrication
ANSWERS 100% CORRECT!
, How are lights and luminaires controlled? - ANSWER By a PhotoCell Control and for
circuits operating at less than 10 amps, a Photocell switch is used
What are the three types of inspection? - ANSWER Initial, Interim and routine
How many times per foot should loop wires be twisted? - ANSWER 5 twists per foot
How wide should loops be cut and at what depth? - ANSWER 5/16th Wide and 1 3/4"
deep
what should be installed on loops wires they cross a crack or joint? - ANSWER A plastic
sleeve that extends 4" past the joint/crack.
How should spare signal conductors be arraigned inside the box? - ANSWER Spare
conductors should be connected to a terminals. unused
What should happen prior and during the installation of loops wires? - ANSWER 1.
Clean saw cuts and remove debris by means of sandblasting, water blasting or wire
brushing
2. Do not allow vehicles to drive over open cuts
3. Utilized plastic sleeves between joints
How is loop wire required to be placed? - ANSWER continuously
What is placed ontop of continuous loop wires? - ANSWER 2' long Backer Rod
What is the required wire slack amount left inside of pull box? - ANSWER Minimum of
36"
How long until subjected live load can be applied to anchor bolts? - ANSWER Until
concrete meets it required 28 day strength
What type of pattern is recommended when tightening bolts? - ANSWER The Star
Pattern
Prior to erection of traffic lights, What are the elements an inspector is looking for? -
ANSWER 1.Bent or damaged parts
2. damaged coatings
3. Distortions
4. defective fabrication
