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IMSA Signal technician Questions and Answers Graded A+
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IMSA Signal technician
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Traffic Signal Technician Level 1What is the primary function of the IMAS? - answer Safety Education
IMSA Stands for - answer International Municipal Signal Association
Which of the following is NOT an IMSA certification? - answer Traffic Signal Level III
Bridge Technician
Which of the following are potential safety hazards? - answer overhead and
underground power, gas, aerial lift equipment. Tra
What are the sections of a ramp mete signal - answer Circular red, circular green
PPE stands for - answer Personal Protective Equipment
A work zone supervisor is responsible for which of the following tasks: - answer Ensure
advance warning devices have not been removed or relocated.
Which of the following is NOT a sentence type in the MUTCD?
Standards; requirement that have to be followed.
Guidance; recommendations that are to be followed unless there I good reason not to.
Objectives; reasons behind the standards and guidance.
Support; additional information to clarify the standards and guidance. -
answerObjectives; reasons behind the standards and guidance
Which of the following is an example configuration fo an Emergency - Vehicle Traffic
Control Signals? - answerThee section traffic signal with circular red, circular yellow,
and smaller circular yellow indications.
The following phases are typically assigned to the major-street through movements: -
answer2 and 6
There green interval is made up of which three components? - answerMinimum green,
passage time, maximum green
What are the three typical types of recall features of a traffic signal controller? -
answerMinimum, Maximum, Pedestrian
In a coordination plan, what is the number of seconds given to each phase at the
intersection? - answersplit
, which of the following traffic signal coordination methods is typically the least
expensive? - answerTime-Based Coordination
Which of the following is a definition for cycle length? - answerThe elapsed time
between the start of a specific display until that display comes up again.
Which of the following is a characteristic of sequential phases? - answerthey cannot
occur at the same time.
Which of th following is a definition for initial green time - answerMinimum time that that
the green indication myst be displayed
The only point in the cycle of a coordinated traffic signal controller where the major
street phase is allowed to end is called - answerYield point
Which of ht following is NOT a common mode of operation for timing plans in a signal
system? - answerTraffic Related
Two common terms to describe traffic signal supports and signal heads are -
answerrigid and free-swinging
IN a single wire with. single point attachment configuration, the wire that supports the
signal heads is called the - answerMessenger Wire
The two nominal diameter sizes for vehicular signal lenses are: - answer8 in (200mm)
and 12 in (300mm)
The purpose of "Louvers" is to: - answermake signal visible from a specific lane
Which of the following types of conduit are used for traffic signals? - answerRigid Steel
conduit
High-density Polyethylene (HDPE)
PVC Schedule 40
Traffic signal supports are NOT used to display the following items: -
answerAdvertisements
Which of the following is a disadvantage of mast arms: - answerLarge Foundation
Loop detectors operate on the principle of: - answerinductance
The piece of cable that connects the controller cabinet to the loops is called a: -
answerLead-in-cable
The outer jacket of loop lead-in cable is typically made of: - answerPolyethylene
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