IMSA Signal I New Exam With Accurate Answers
Safety Education - ANSWER Primary function of the IMSA
International Municipal Signal Association - ANSWER IMSA Stands for:
Circular Red, Circular Green - ANSWER What are the sections of a ramp meter signal?
Personal Protective Equipment - ANSWER PPE Stands for:
Ensure advance warning devices have not been removed or relocated - ANSWER A
work zone supervisor is responsible for:
three-section traffic signal with circular red, circular yellow, smaller circular yellow
indications - ANSWER Example of the arrangement of an Emergency-Vehicle Control
signal
Min green, passage time, max green - ANSWER The green interval is comprised of what
three components?
Min, max, ped - ANSWER What are the three common types of recall features of a traffic
signal controller?
Split - ANSWER In a coordination plan, how many seconds are allocated to each phase
at the intersection?
Time-based coordination - ANSWER which one of the following methods of traffic signal
coordination is usually the least expensive?
, The time that has passed from the beginning of a particular display until that display
appears again - ANSWER cycle length
the elapsed time between the start of a specific display until that display comes up again
- ANSWER What is a definition for cycle length?
They cannot occur at the same time - ANSWER What is a characteristic of a sequential
phase?
Minimum time that the green indication must be displayed - ANSWER A definition for
initial green time
Yield point - ANSWER the only point in a cycle of a coordinated traffic signal controller
where the major-street phase is allowed to end
Rigid and free-swinging - ANSWER two common terms to describe traffic signal
supports and signal heads are:
messenger wire - ANSWER in a single wire with a single point attachment configuration,
the wire that supports the signal heads is called the:
8 in, 12 in - ANSWER the two nominal diameter sizes for vehicular signal lenses are:
make signal visible from a specific lane - ANSWER the purposes of *louvers* is to:
Rigid steel conduit, high density polyethylene (HDPE), PVC schedule 40 - ANSWER
conduit types for traffic signals
large foundation - ANSWER a disadvantage of mast arms
Safety Education - ANSWER Primary function of the IMSA
International Municipal Signal Association - ANSWER IMSA Stands for:
Circular Red, Circular Green - ANSWER What are the sections of a ramp meter signal?
Personal Protective Equipment - ANSWER PPE Stands for:
Ensure advance warning devices have not been removed or relocated - ANSWER A
work zone supervisor is responsible for:
three-section traffic signal with circular red, circular yellow, smaller circular yellow
indications - ANSWER Example of the arrangement of an Emergency-Vehicle Control
signal
Min green, passage time, max green - ANSWER The green interval is comprised of what
three components?
Min, max, ped - ANSWER What are the three common types of recall features of a traffic
signal controller?
Split - ANSWER In a coordination plan, how many seconds are allocated to each phase
at the intersection?
Time-based coordination - ANSWER which one of the following methods of traffic signal
coordination is usually the least expensive?
, The time that has passed from the beginning of a particular display until that display
appears again - ANSWER cycle length
the elapsed time between the start of a specific display until that display comes up again
- ANSWER What is a definition for cycle length?
They cannot occur at the same time - ANSWER What is a characteristic of a sequential
phase?
Minimum time that the green indication must be displayed - ANSWER A definition for
initial green time
Yield point - ANSWER the only point in a cycle of a coordinated traffic signal controller
where the major-street phase is allowed to end
Rigid and free-swinging - ANSWER two common terms to describe traffic signal
supports and signal heads are:
messenger wire - ANSWER in a single wire with a single point attachment configuration,
the wire that supports the signal heads is called the:
8 in, 12 in - ANSWER the two nominal diameter sizes for vehicular signal lenses are:
make signal visible from a specific lane - ANSWER the purposes of *louvers* is to:
Rigid steel conduit, high density polyethylene (HDPE), PVC schedule 40 - ANSWER
conduit types for traffic signals
large foundation - ANSWER a disadvantage of mast arms
