1 | Page
TRAFFIC SIGNAL FIELD TECHNICIAN,
TRAFFIC SIGNAL TECHNICIAN LEVEL 1,
TRAFFIC CONTROL TECHNICIAN (CHAP
1-4), TRAFFIC SIGNAL FIELD
TECHNICIAN LEVEL II, TRAFFIC SIGNAL
TECHNICIAN ( LEVEL 11) QUESTIONS
AND ANSWERS
What organization has established requirements for PPE in
certain working situations? - correct answer- OSHA/CCOHS
Which of the following certifications must be attained first? -
correct answer- Traffic signal Tech. Level 1
Upgrades or revisions to the traffic signal are the responsibility
of whom? - correct answer- professional engineer
What is NOT an example of documentation that can limit the
liability of the technician and/or agency? - correct answer-
NTCIP
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What is the single most important focus that the field technician
should have? - correct answer- safety
For many agencies, what is the least amount of technicians
required to perform work with an aerial lift? - correct answer- 2
What is NOT true when it comes to dealing with the public? -
correct answer- If you are unsure of the answer, give them the
incorrect information so you can keep working
What is NOT a function of a modern traffic signal controller? -
correct answer- Processing when a vehicle has run a red light
and informing the police
What was a major drawback with the first traffic signal
controllers? - correct answer- Maintaining the mechanical parts
When did standardization of controllers become established in
the United States and Canada? - correct answer- 1970s
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What was limited by the fourth proprietary connector used with
the NEMA TS-1? - correct answer- the type of replacement
model
Which type of controller utilizes a high speed data channel
between all major equipment to maximize the functionality and
expandability of the controller assembly? - correct answer-
NEMA TS-2 Type 1
What greatly reduced wire connections in the controller cabinet
with the use of the RS-485 with the SDLC? - correct answer-
Bus interface unit
What was the intent of developing the ATC specifications? -
correct answer- To have an open architecture hardware and
software platform for ITS application
Which agency developed a communications protocol for ITS
systems, field devices and software so basic functionality
should be interchangeable regardless of the manufacturer? -
correct answer- NTCIP
Before beginning work that requires workers or vehicles to be in
or over the roadway, what should traffic signal field technicians
, 4 | Page
ensure is in place? - correct answer- Temporary traffic control
(TTC)
What is NOT a common type of truck used for traffic signal
maintenance? - correct answer- dump truck
Traffic signals can be attached to Mast Arms using which of the
following?
- disconnect hangers attached to the mast arm which suspend
the signal
- bracket that is rigidly mounted to the mast arm with a
clamping device
- pipe mounts that screw into nipples installed directly into the
mast arm
- ALL of the above - correct answer- all of the above
Traffic signal supports are NOT used to display the following
items: - correct answer- advertisements
Methods of signal supports include what? - correct answer-
Truss supports, monotube supports, pedestal supports
TRAFFIC SIGNAL FIELD TECHNICIAN,
TRAFFIC SIGNAL TECHNICIAN LEVEL 1,
TRAFFIC CONTROL TECHNICIAN (CHAP
1-4), TRAFFIC SIGNAL FIELD
TECHNICIAN LEVEL II, TRAFFIC SIGNAL
TECHNICIAN ( LEVEL 11) QUESTIONS
AND ANSWERS
What organization has established requirements for PPE in
certain working situations? - correct answer- OSHA/CCOHS
Which of the following certifications must be attained first? -
correct answer- Traffic signal Tech. Level 1
Upgrades or revisions to the traffic signal are the responsibility
of whom? - correct answer- professional engineer
What is NOT an example of documentation that can limit the
liability of the technician and/or agency? - correct answer-
NTCIP
,2 | Page
What is the single most important focus that the field technician
should have? - correct answer- safety
For many agencies, what is the least amount of technicians
required to perform work with an aerial lift? - correct answer- 2
What is NOT true when it comes to dealing with the public? -
correct answer- If you are unsure of the answer, give them the
incorrect information so you can keep working
What is NOT a function of a modern traffic signal controller? -
correct answer- Processing when a vehicle has run a red light
and informing the police
What was a major drawback with the first traffic signal
controllers? - correct answer- Maintaining the mechanical parts
When did standardization of controllers become established in
the United States and Canada? - correct answer- 1970s
,3 | Page
What was limited by the fourth proprietary connector used with
the NEMA TS-1? - correct answer- the type of replacement
model
Which type of controller utilizes a high speed data channel
between all major equipment to maximize the functionality and
expandability of the controller assembly? - correct answer-
NEMA TS-2 Type 1
What greatly reduced wire connections in the controller cabinet
with the use of the RS-485 with the SDLC? - correct answer-
Bus interface unit
What was the intent of developing the ATC specifications? -
correct answer- To have an open architecture hardware and
software platform for ITS application
Which agency developed a communications protocol for ITS
systems, field devices and software so basic functionality
should be interchangeable regardless of the manufacturer? -
correct answer- NTCIP
Before beginning work that requires workers or vehicles to be in
or over the roadway, what should traffic signal field technicians
, 4 | Page
ensure is in place? - correct answer- Temporary traffic control
(TTC)
What is NOT a common type of truck used for traffic signal
maintenance? - correct answer- dump truck
Traffic signals can be attached to Mast Arms using which of the
following?
- disconnect hangers attached to the mast arm which suspend
the signal
- bracket that is rigidly mounted to the mast arm with a
clamping device
- pipe mounts that screw into nipples installed directly into the
mast arm
- ALL of the above - correct answer- all of the above
Traffic signal supports are NOT used to display the following
items: - correct answer- advertisements
Methods of signal supports include what? - correct answer-
Truss supports, monotube supports, pedestal supports
