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IMSA Traffic Control Tech 1 IMSA Certification Questions and Answers $12.99   Add to cart

Exam (elaborations)

IMSA Traffic Control Tech 1 IMSA Certification Questions and Answers

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IMSA Traffic Control Tech 1 IMSA Certification Questions and Answers

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  • September 14, 2024
  • 19
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • ISMA
  • ISMA
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IMSA Traffic Control Tech 1 IMSA Certification Questions
and Answers

Bonding and grounding Correct Ans-Joining metallic parts and using them to provide an

electrically conductive path to the ground




Phases Correct Ans-Through phases are typically even numbered and left turn phases are

odd numbered. Phases 1- 2- 5- 6 are the main street, while 3 -4 - 7 -8 are the side street




Concurrent group Correct Ans-phases that are grouped on the same street. phases usually

turn on with the the others in their group. divided by barrier, e.g main street/ side street




Ring Correct Ans-identifies phases that may operate one after another. organizing

conflicting phases such as a left turn not being on while through is on the opposite way.




Barrier Correct Ans-Separates opposing phases to avoid conflicting movements at the

same time. Also helps in rings relationship




Protected Phases Correct Ans-Provide exclusive right-of-way to a specific movement,

allowing passage with no conflicting traffic

,IMSA Traffic Control Tech 1 IMSA Certification Questions
and Answers

Permissive Phases Correct Ans-Allow movement to proceed with caution when there is a

gap in conflicting traffic. Usually yielding or giving right of way to crossing traffic




Calculating signal intervals Correct Ans-Turning movement counts - data on traffic volume


Signal phasing- data on terrain


Minimum green time- time to clear intersection


Pedestrian clear time


Yellow & All-Red Intervals


Coordination & Optimization




Split Correct Ans-Allocation of time within a single cycle for a specific movement or phase.

it represent the duration or percentage




Offset Correct Ans-time difference between the initiation of signal phases or intersections

along a corridor. Effective offset can help reduce stops, improve travel times, enhance fuel

efficiency

, IMSA Traffic Control Tech 1 IMSA Certification Questions
and Answers
Lead Left-Turns Correct Ans-protected left-turn served prior to the complementary through

movement. most common




High-Traffic Areas Correct Ans-High-volume streets, such as arterials. Typically wide and

have multiple lanes of travel.




Low-Traffic Areas Correct Ans-Low-volume streets such as local streets or collector streets.

Typically narrow and have single lanes of travel.




Insulated Hand Tools Correct Ans-Tools with insulated handles, designed to protect from

electric shock when working with live electricity.




Insulated Mats/Blankets Correct Ans-Safe place to stand when working on electric

systrems




Circuit Breaker Finders Correct Ans-Tool that helps locate the appropriate circuit breaker or

fuse that controls the electrical supply to the area.

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