IMSA level 1 certification Exam Questions with Correct Answers

IMSA level 1 certification Exam Questions with Correct Answers Where are you when you install alternating flashing 12" red lights? - Correct Answers At a railroad crossing. Who determins the the standards on traffic control devices and sets the requirements for uniformity? - Correct Answers The Manual on uniform traffic control devices, (MUTCD). What is the the voltage that a traffic signal cabinet needs to run all its components? - Correct Answers 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? - Correct Answers A ramp meter on a ramp to a highway. What is a flashing signal along the road called? - Correct Answers A flashing beacon. What is the definition of short term work zone as per the MUTCD? - Correct Answers 1 hour or less What's OSHA? - Correct Answers Occupational and safety health administration Can you get your level III certification and what are they? - Correct Answers Yes, and it's for bench and field electrician I'm working near power lines where would I get my clearance from? - Correct Answers CEC, NEC, NESC What are the three basic types of beacons? - Correct Answers Stop sign beacon, warning beacon, and flashing beacon. What is the difference between concurrent and sequential phases? - Correct Answers Concurrent 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? - Correct Answers The 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? - Correct Answers Time based coordination, and cycle length. Explain the white walking man, the flashing orange hand on a ped head and how is this time figured? - Correct Answers The white walking man is the ped head walk interval, and the ped change clearance interval is the flashing orange hand.