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Imsa #2 Traffic Signal Technician Level 2 Latest Update Actual Exam with 400 Questions and 100% Verified Correct Answers Guaranteed A+ At First Attempt Verified By Professor $20.49
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Imsa #2 Traffic Signal Technician Level 2 Latest Update Actual Exam with 400 Questions and 100% Verified Correct Answers Guaranteed A+ At First Attempt Verified By Professor
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Imsa #2 Traffic Signal Technician Level 2 Latest Update Actual Exam with 400 Questions and 100% Verified Correct Answers Guaranteed A+ At First Attempt Verified By Professor

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  • 15 september 2024
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Imsa #2 Traffic Signal Technician Level 2 Latest
Update 2024-2025 Actual Exam with 400
Questions and 100% Verified Correct Answers
Guaranteed A+ At First Attempt Verified By
Professor

_______ are a very important element of a scheduled maintenance program -
CORRECT ANSWER: Checklists


_______ ensure that green indications will not be given to conflicting movement at the
intersection at the same time. - CORRECT ANSWER: Barriers


________ are a more detailed assignment of specific portions of time within a phase. -
CORRECT ANSWER: Phase intervals


" pedestrian clearance time" should be sufficient to allow a pedestrian crossing in the
crosswalk at the end of the WALKING PERSON symbol to travel at walking speed of ? -
CORRECT ANSWER: 3.5 feet per second


"Automatic counts" typically record what? - CORRECT ANSWER: The through volumes
in one direction on segment of roadway for at least a 24hr period


"Buffer space " steady ( UPRAISED hand) shall? - CORRECT ANSWER: not begin later
than the beginning of the red clearance interval if used.


"Cell phones" are capable of what ? - CORRECT ANSWER: A signal System
communications and are a reliable medium in specific areas.


"Conductors" are typically referred to as what? - CORRECT ANSWER: "Spares"

,"Current "formula is ? - CORRECT ANSWER: Voltage divided by resistance
(I=E/R


"Detector amplifiers can be check at what location ? - CORRECT ANSWER: At the
bench


"Gap extension" concept is? - CORRECT ANSWER: Making the time equal to the
length of time between vehicles that is high enough so that the green time is no longer
being used in thus it would be better to go to the next phase


"Hardwire interconnect" is ? - CORRECT ANSWER: The common term for a cable that
transmits data between controllers and on street masters or between controllers and
central computers


"Leased telephone lines" are owned by who? And are assigned to who? - CORRECT
ANSWER: Local telephone company and are permanently assigned to and used by the
signal system after a contract is negotiated with the telephone company


"Manual turning movement " counts are typically performed when ? - CORRECT
ANSWER: During only the peak period when traffic is deemed to be the heaviest


"Maximum recall " is what ? - CORRECT ANSWER: Is set for a phase, the controller
treats the phase is having a vehicle call at all times


"Milliamperes meters" are most commonly used to measure what ? - CORRECT
ANSWER: DC current and are capable of measuring AC current as well.


"Pedestrian clearance time" provides what? - CORRECT ANSWER: enough time for a
pedestrian who just enter the crosswalk to reach a safe location at the other end of the
crosswalk before a green indication is displayed for other traffic.


"Pedestrian recall" is ? - CORRECT ANSWER: Is set for a phase, the controller treat the
phase as having a pedestrian call at all times.

,"Pedestrian signal heads" can be mounted on the top of a pedestal, in either_____? -
CORRECT ANSWER: A one way of two way configuration


"Pedestrian volume counts" are also performed as part of what? - CORRECT ANSWER:
of the turning movement counts, typically for an eight hour period


"Red Clearance Interval" provides what? - CORRECT ANSWER: A brief period of time
between the end of the yellow display on one approach and the start of the green
display on a conflicting approach
"Basically giving you time to drive to the other side of intersection.


"Resistance "formula is ? - CORRECT ANSWER: Voltage divided by current
(R=E/I)


"Scheduled maintenance" is also called ? - CORRECT ANSWER: Preventive
maintenance


"Spares" that enter a disconnect hanger are typically terminated in the ? - CORRECT
ANSWER: Terminal strip and spares in a traffic signal head assembly are not connected
to the assembly but the ends are individually capped or tapped


"Special provisions " are an ? - CORRECT ANSWER: Additional document that is often
added to a set of contract documents to provide the contractor and inspector
clarification on specific items or procedures that would only be applicable to the specific
project


"Telephone system" is for what - CORRECT ANSWER: signal system communications


"Time based coordination "is placed at ? - CORRECT ANSWER: Independently set up
In each controller.

, "Traffic counts "are performed for ? - CORRECT ANSWER: Specific time periods,with
the times determined by the type of volume data that is being collected


"Traffic signal phasing design process should be considered when? - CORRECT
ANSWER: Early in the design process so that the traffic signal installation will
adequately address the needs of the various traffic movements at the intersection.


"Traffic signal system" allow agencies to coordinate traffic signal along what ? -
CORRECT ANSWER: A long roadways to monitor vehicular movements, to adjust traffic
signal timing based on factors such as weather conditions or special events to manage
incidents And even to perform maintenance Of some features of the system from a
central location


"Voltage formula is "? - CORRECT ANSWER: Current times resistance
(E=IR)


(Interval )is based on? - CORRECT ANSWER: The amount of TIME that a particular
indication is given during a phase
Another words, the total time assigned to a specific display.


(Ring) in a traffic signal controller is? - CORRECT ANSWER: A Series of conflicting
phases that occur in simultaneously( same time ) with each other


(Traffic signal phase )is ? - CORRECT ANSWER: Specific assigned timing function in
the traffic signal controller.


170/2070 cabinets are usually identified by ? - CORRECT ANSWER: A number
designation, with some of the numbers being followed by a letter of the alphabet


A " buffer interval consisting of a ? - CORRECT ANSWER: Steady ( UPRAISED HAND )
symbolizing don't walk!

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