IMSA level 1 certification Questions And Answers
Updated
Where are you when you install alternating flashing 12" red lights?
At a railroad crossing.
Who determins the the standards on traffic control devices and sets the
requirements for uniformity?
The Manual on uniform traffic control devices, (MUTCD).
What is the the voltage that a traffic signal cabinet needs to run all its
components?
120 volts AC
Where are you when you come across a signal that has a ped pole on each side
of the road, each having a 3 section signal on top followed with a 2 section
mounted directly under neath?
A ramp meter on a ramp to a highway.
What is a flashing signal along the road called?
A flashing beacon.
What is the definition of short term work zone as per the MUTCD?
1 hour or less
What's OSHA?
Occupational and safety health administration
Can you get your level III certification and what are they?
Yes, and it's for bench and field electrician
I'm working near power lines where would I get my clearance from?
CEC, NEC, NESC
What are the three basic types of beacons?
Stop sign beacon, warning beacon, and flashing beacon.
What is the difference between concurrent and sequential phases?
Updated
Where are you when you install alternating flashing 12" red lights?
At a railroad crossing.
Who determins the the standards on traffic control devices and sets the
requirements for uniformity?
The Manual on uniform traffic control devices, (MUTCD).
What is the the voltage that a traffic signal cabinet needs to run all its
components?
120 volts AC
Where are you when you come across a signal that has a ped pole on each side
of the road, each having a 3 section signal on top followed with a 2 section
mounted directly under neath?
A ramp meter on a ramp to a highway.
What is a flashing signal along the road called?
A flashing beacon.
What is the definition of short term work zone as per the MUTCD?
1 hour or less
What's OSHA?
Occupational and safety health administration
Can you get your level III certification and what are they?
Yes, and it's for bench and field electrician
I'm working near power lines where would I get my clearance from?
CEC, NEC, NESC
What are the three basic types of beacons?
Stop sign beacon, warning beacon, and flashing beacon.
What is the difference between concurrent and sequential phases?
