IMSA level 1 certification
Where are you when you install alternating flashing 12" red lights? - answer At a
railroad crossing.
Who determines the standards on traffic control devices and sets the requirements for
uniformity? - answer The Manual on uniform traffic control devices, (MUTCD).
What is the voltage that a traffic signal cabinet needs to run all its components? -
answer120 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? - answer A ramp meter on a ramp to a highway.
What is a flashing signal along the road called? - answer A flashing beacon.
What is the definition of short-term work zone as per the MUTCD? - answer1 hour or
less
What's OSHA? - answer Occupational and safety health administration
Can you get your level III certification and what are they? - answerYes, and it's for
bench and field electrician
I'm working near power lines where would I get my clearance from? - answerCEC, NEC,
NESC
What are the three basic types of beacons? - answerStop sign beacon, warning
beacon, and flashing beacon.
What is the difference between concurrent and sequential phases? - answerConcurrent
phases, phases that run together. Sequential phases, are phases that run one at a time.
I have a dual ring controller and all my through phases are even, what do I mean? -
answerThe dual ring phases are 2,4,6,8
What is the cheapest way to coordinate a corridor of signals? What needs to stay the
same throughout the day? - answerTime based coordination, and cycle length.
Explain the white walking man, the flashing orange hand on a ped head and how is this
time figured? - answerThe white walking man is the ped head walk interval, and the ped
change clearance interval is the flashing orange hand.
Where are you when you install alternating flashing 12" red lights? - answer At a
railroad crossing.
Who determines the standards on traffic control devices and sets the requirements for
uniformity? - answer The Manual on uniform traffic control devices, (MUTCD).
What is the voltage that a traffic signal cabinet needs to run all its components? -
answer120 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? - answer A ramp meter on a ramp to a highway.
What is a flashing signal along the road called? - answer A flashing beacon.
What is the definition of short-term work zone as per the MUTCD? - answer1 hour or
less
What's OSHA? - answer Occupational and safety health administration
Can you get your level III certification and what are they? - answerYes, and it's for
bench and field electrician
I'm working near power lines where would I get my clearance from? - answerCEC, NEC,
NESC
What are the three basic types of beacons? - answerStop sign beacon, warning
beacon, and flashing beacon.
What is the difference between concurrent and sequential phases? - answerConcurrent
phases, phases that run together. Sequential phases, are phases that run one at a time.
I have a dual ring controller and all my through phases are even, what do I mean? -
answerThe dual ring phases are 2,4,6,8
What is the cheapest way to coordinate a corridor of signals? What needs to stay the
same throughout the day? - answerTime based coordination, and cycle length.
Explain the white walking man, the flashing orange hand on a ped head and how is this
time figured? - answerThe white walking man is the ped head walk interval, and the ped
change clearance interval is the flashing orange hand.
