IMSA Signal Tech 1 2024-2025
What Are The Sections Of A Ramp Meter Signal? - answer Circular red, circular green
Which of the following are potential safety hazards? - answer Overhead and
underground power, Gas, Aerial lift equipment
Which of the following is a type of microwave detector? - answer Frequency-modulated
continuous wave (FMCW)
For pedestrians signals controlling crosswalks less than 100 feet, what is the required
height of the symbols themselves: - answer At least 6 inches
The first type of test performed on a controller cabinet assembly is: - answer Bench test
Which of the following are considerations that should be taken into account when
designing a new traffic signal? - answer Types of preemption required, Coordination
with nearby traffic signals, and Traffic characteristics at the location
What is NOT part of an underground power service? - answer Conduit riser with
weatherhead
Two common types of signal pole installations are: - answerDirect buried and
foundation
What is the advantage of video detection systems? - answerImages can be sent to
remote locations
Continuity is a type of test for: - answerTraffic signal conductors
Typical back-up battery systems provide battery power in case of an outage to a signal
for: - answer2-6 hours
Two common terms to describe traffic signal support and signal heads are: -
answerRigid and Free-Swinging
When dealing with the public, a technician should: - answerAvoid arguing
The most labor intensive type of vehicle detection installed is: - answerInductive loop
detection
Which of the following is a disadvantage of mast arms: - answerLarge foundations
, The two nominal diameter sizes for vehicular signal lenses are: - answer8 in (200 mm)
and 12 in (300 mm)
The two types of traffic signal maintenance that are typically performed are: -
answerEmergency and scheduled maintenance
The outer jacket of loop lead-in cable is typically made of: - answerPolyethylene
What device is used to measure the resistance or breakdown strength of conductor
insulation: - answerMegohmmeter
Which of the following is an example configuration of an Emergency-Vehicle Traffic
Control Signals: - answerThree-section traffic signal with circular red, circular yellow,
and smaller circular yellow indications
Methods of signal supports include all of these except: - answerArched supports
Which document determines the hierarchy of utilities on a utility pole? - answerNESC
(National Electrical Safety Code)
Part four of the __________ determines all the guidance for traffic signals -
answerMUTCD
What does OSHA stand for? - answerOccupational Safety and Health Administration
Who published the NEC - answerNational Fire Protection Association (NFPA)
Which statement about negligence is correct? - answerFailure to use reasonable care in
one's actions
A technician was sent out to an intersection to replace a broken traffic signal head.
When he arrived on the scene, he realizes he does not have the proper hardware to
reinstall the fixture. He only secures the fixture with two screws and leaves for the
evening and forgets to come back to complete the repair. The fixture falls on a car and
causes a serious accident with injuries. This is a what? - answerTort Liability and Gross
Negligence
Which electrical gloves would you use to work near voltages of 1,000 VAC? -
answerClass 0
OSHA mandates that you MUST maintain a minimum of ______ feet clearance from
overhead power lines - answer10
Individuals, using aerial lift trucks should? - answerBe probably trained, Inspect their
vehicles before every use, and wear the appropriate fall protection equipment
What Are The Sections Of A Ramp Meter Signal? - answer Circular red, circular green
Which of the following are potential safety hazards? - answer Overhead and
underground power, Gas, Aerial lift equipment
Which of the following is a type of microwave detector? - answer Frequency-modulated
continuous wave (FMCW)
For pedestrians signals controlling crosswalks less than 100 feet, what is the required
height of the symbols themselves: - answer At least 6 inches
The first type of test performed on a controller cabinet assembly is: - answer Bench test
Which of the following are considerations that should be taken into account when
designing a new traffic signal? - answer Types of preemption required, Coordination
with nearby traffic signals, and Traffic characteristics at the location
What is NOT part of an underground power service? - answer Conduit riser with
weatherhead
Two common types of signal pole installations are: - answerDirect buried and
foundation
What is the advantage of video detection systems? - answerImages can be sent to
remote locations
Continuity is a type of test for: - answerTraffic signal conductors
Typical back-up battery systems provide battery power in case of an outage to a signal
for: - answer2-6 hours
Two common terms to describe traffic signal support and signal heads are: -
answerRigid and Free-Swinging
When dealing with the public, a technician should: - answerAvoid arguing
The most labor intensive type of vehicle detection installed is: - answerInductive loop
detection
Which of the following is a disadvantage of mast arms: - answerLarge foundations
, The two nominal diameter sizes for vehicular signal lenses are: - answer8 in (200 mm)
and 12 in (300 mm)
The two types of traffic signal maintenance that are typically performed are: -
answerEmergency and scheduled maintenance
The outer jacket of loop lead-in cable is typically made of: - answerPolyethylene
What device is used to measure the resistance or breakdown strength of conductor
insulation: - answerMegohmmeter
Which of the following is an example configuration of an Emergency-Vehicle Traffic
Control Signals: - answerThree-section traffic signal with circular red, circular yellow,
and smaller circular yellow indications
Methods of signal supports include all of these except: - answerArched supports
Which document determines the hierarchy of utilities on a utility pole? - answerNESC
(National Electrical Safety Code)
Part four of the __________ determines all the guidance for traffic signals -
answerMUTCD
What does OSHA stand for? - answerOccupational Safety and Health Administration
Who published the NEC - answerNational Fire Protection Association (NFPA)
Which statement about negligence is correct? - answerFailure to use reasonable care in
one's actions
A technician was sent out to an intersection to replace a broken traffic signal head.
When he arrived on the scene, he realizes he does not have the proper hardware to
reinstall the fixture. He only secures the fixture with two screws and leaves for the
evening and forgets to come back to complete the repair. The fixture falls on a car and
causes a serious accident with injuries. This is a what? - answerTort Liability and Gross
Negligence
Which electrical gloves would you use to work near voltages of 1,000 VAC? -
answerClass 0
OSHA mandates that you MUST maintain a minimum of ______ feet clearance from
overhead power lines - answer10
Individuals, using aerial lift trucks should? - answerBe probably trained, Inspect their
vehicles before every use, and wear the appropriate fall protection equipment
