SIMSA 1 QUESTIONS WITH VERIFIED
ANSWERS
Which are the two Traffic Signal Level 3 - Bench
Electrical (Field)
Personal safety is a matter of - Regulation and common sense
The voltage that the signal operate on is... - 120 VAC
NEC - The national electrical code
NESC - National electrical safety code
Short duration maintenance or construction operation are defined in the MUTCD - Work that occupies
an area for an hour or less at any time.
MUTCD - The manual on uniform traffic control devices establishes the purposes of traffic control
devices and the requirements for uniform traffic control devices throughout the united states.
FHWA - The federal highway administration is responsible for developing and publishing the MUTCD in
the united states
The MUTCD allows states to develop their own manual on uniform traffic control devices if... - The
manual is in sufficient conformance to the Federal MUTCD.
The detailed criteria for determining if the installation of a traffic signal should be considered are found
in the... - MUTCD ( AKA The use of warrants)
HAWK - Pedestrian hybrid beacon sometimes called High Intensity Actuated Crosswalk.
Although most Signalized grade crossing are controlled by railroad flashing light signals with... - Two
circular red indications that flash in an alternating manner
Ramp metering signals. - The signals placed on the entrance of a ramp to a roadway and usually have
two sections: a circular green indication to allow a single vehicle to proceed at a time and circular red
indication to stop all approaching vehicles.
Other types of beacons include... - warning beacon (flashing circular yellow indications) and stop
beacons (flashing circular red indications)
Traffic signal phase - Phases are numbered 1 thru 8. Phase 2 and 6 are most commonly assgined to major
street trhough movement
Interval - Is the amount of time that a particular indication is given during a phase
ANSWERS
Which are the two Traffic Signal Level 3 - Bench
Electrical (Field)
Personal safety is a matter of - Regulation and common sense
The voltage that the signal operate on is... - 120 VAC
NEC - The national electrical code
NESC - National electrical safety code
Short duration maintenance or construction operation are defined in the MUTCD - Work that occupies
an area for an hour or less at any time.
MUTCD - The manual on uniform traffic control devices establishes the purposes of traffic control
devices and the requirements for uniform traffic control devices throughout the united states.
FHWA - The federal highway administration is responsible for developing and publishing the MUTCD in
the united states
The MUTCD allows states to develop their own manual on uniform traffic control devices if... - The
manual is in sufficient conformance to the Federal MUTCD.
The detailed criteria for determining if the installation of a traffic signal should be considered are found
in the... - MUTCD ( AKA The use of warrants)
HAWK - Pedestrian hybrid beacon sometimes called High Intensity Actuated Crosswalk.
Although most Signalized grade crossing are controlled by railroad flashing light signals with... - Two
circular red indications that flash in an alternating manner
Ramp metering signals. - The signals placed on the entrance of a ramp to a roadway and usually have
two sections: a circular green indication to allow a single vehicle to proceed at a time and circular red
indication to stop all approaching vehicles.
Other types of beacons include... - warning beacon (flashing circular yellow indications) and stop
beacons (flashing circular red indications)
Traffic signal phase - Phases are numbered 1 thru 8. Phase 2 and 6 are most commonly assgined to major
street trhough movement
Interval - Is the amount of time that a particular indication is given during a phase
