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IMSA Traffic Signal Technician 2 Actual Exam Newest 2025/2026 Complete 100 Questions And Correct Detailed Answers (Verified Answers) |Already Graded A+||Brand New Version!!
When installing an APS detector (Accessible Pedestrian Signal) unit, at which distance does the MUTCD require the audible sound to be heard from the push button? - ANSWER-Pushbutton locator tones shall be intensity responsive to ambient sound, and be audible 2 to 6 feet from the button, or the building line, whichever is less.
What is the BEST way to verify that the proper PED actuation corresponds to the proper phase? - ANSWER-One technician pushes individual buttons while another technician verifies inputs in the controller are correct.
When testing a countdown pedestrian head, how does an IMSA traffic signal field tech II determine the correct time that should be displayed in the countdown? - ANSWER-The previous pedestrian clearance time is recorded in the pedestrian head and used for the next cycle.
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What is the MINIMUM pedestrian clearance time for a crosswalk that is 80 feet (24 meters)? - ANSWER-23 seconds
When checking the pedestrian timing in the controller, what is the proper amount of time that should be given to a pedestrian signal? - ANSWER-The clearance time is equal to the width of the intersection divided by 3.5ft/second
The proper timing for a pedestrian crossing clearance phase is based on which of the following equations? - ANSWER-Length of intersection divided by 3.5 f/s (1m/s)
What is the BEST way to observe proper pedestrian push button activation? - ANSWER-Walk the intersection and push each button and observe the response
According to the NEC(National Electrical Code), GREEN wires in the traffic signal cabinet are only to be used for - ANSWER-earth ground within the signal cabinet
After connecting the phase (2) NB through movement's loops to the vehicle detection board in the traffic signal, what should be 2 / 3
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verified? - ANSWER-That the NB through detection is placing calls on Phase (2) in the controller.
Which observations for failed loop detection will indicate a field problem? - ANSWER-A failed continuity test
What equipment is NOT used in troubleshooting a video detection system? - ANSWER-lightmeter
What happens when a vehicle parks in a detector zone at an intersection using non-intrusive detection? - ANSWER-The detection system learns to remove the effect of the parked vehicle.
Two adjacent lanes each have loop detectors which are connected to one channel of detection. Observations indicate that vehicles are not being detected in one lane. This could be caused by - ANSWER-a damaged loop connected in parallel.
Which of the following terms is used to describe when two loop fields interact with each other in an adverse way? - ANSWER- Cross-talking
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