IMSA Traffic Signal Technician Level 1 Certification
Exam||Verified Exam!!!||, International Municipal
Signal Association, 2026/2027-Question Entry-Level
Examination for Installation and Maintenance||Newest
Exam!!!
Which of the following is an example configuration fo an
Emergency - Vehicle Traffic Control Signals? - Answer-
Thee 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: - Answer-2 and 6
There green interval is made up of which three
components? - Answer-Minimum green, passage time,
maximum green
What are the three typical types of recall features of a
traffic signal controller? - Answer-Minimum, Maximum,
Pedestrian
,2|Page
In a coordination plan, what is the number of seconds
given to each phase at the intersection? - Answer-split
which of the following traffic signal coordination methods is
typically the least expensive? - Answer-Time-Based
Coordination
Which of the following is a definition for cycle length? -
Answer-The 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? - Answer-they cannot occur at the same time.
Which of the following is a definition for initial green time -
Answer-Minimum 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 - Answer-Yield point
,3|Page
Which of ht following is NOT a common mode of operation
for timing plans in a signal system? - Answer-Traffic
Related
Two common terms to describe traffic signal supports and
signal heads are - Answer-rigid and free-swinging
IN a single wire with. single point attachment
configuration, the wire that supports the signal heads is
called the - Answer-Messenger Wire
The two nominal diameter sizes for vehicular signal lenses
are: - Answer-8 in (200mm) and 12 in (300mm)
The purpose of "Louvers" is to: - Answer-make signal
visible from a specific lane
Which of the following types of conduit are used for traffic
signals? - Answer-Rigid Steel conduit
High-density Polyethylene (HDPE)
PVC Schedule 40
, 4|Page
Traffic signal supports are NOT used to display the
following items: - Answer-Advertisements
Which of the following is a disadvantage of mast arms: -
Answer-Large Foundation
Loop detectors operate on the principle of: - Answer-
inductance
The piece of cable that connects the controller cabinet to
the loops is called a: - Answer-Lead-in-cable
The outer jacket of loop lead-in cable is typically made of:
- Answer-Polyethylene
What is and advantage of video detection systems? -
Answer-Images can sent to remote locations
Which of the following is a type of microwave detector: -
Answer-frequency-modulated continuous wave (FMCW)