IMSA TRAFFIC SIGNAL TEST QUESTIONS AND
ANSWERS SURE A+
✔✔Pivotal milestone of traffic signal? (Where, when, who, how) -✔✔Where: Salt Lake
City
When: 1912
Who: Lester Wire, Salt Lake City policeman
How: First electric traffic signal with red and green lights and buzzer to guide vehicles
✔✔Significant breakthrough of traffic signal (Where, when, who, how) -✔✔Where:
Detroit
When: 1920
Who: William Potts, Detroit police officer
How: Introduced concept of amber (yellow) light, adding a crucial buffer
✔✔Garrett Augustus Morgan -✔✔African American inventor, invented three position
signal to add a warning position (1923, patented). Also invented a gas mask to protect
firefighters
✔✔NEMA -✔✔National Electrical Manufacturers Association - Founded in 1926, neutral
forum of members made up of business leaders, electrical experts, engineers,
scientists, technicians. ANSI-accredited Standards Developing Organization
✔✔IMSA -✔✔International Municipal Signal Association
✔✔NESC -✔✔National Electrical Safety Code - general requirements, safety rules for
installation and maintenance of electric supply stations, equipment, communication
lines, etc
✔✔CALTRANS/170 -✔✔California Dept. of Transportation
✔✔ITE -✔✔Institute of Transportation Engineers
, ✔✔ATCC -✔✔Advanced Transportation Controller Cabinet
✔✔ATC -✔✔Advanced Transportation Controller
✔✔SDS -✔✔Safety Data Sheets
✔✔Purpose of Safety Data Sheets -✔✔Offer safety information for chemicals you may
use in your work environment, 16 sections, UN adopted Globally Harmonized System of
Classification of Labeling & chemicals in 2003
✔✔NEC -✔✔National Electrical Code Handbook - provides detailed interpretations etc
to accompany the National Electric Code. Published by NFPA - National Fire Protection
Association
✔✔Which document determines the hierarchy of utilities on a utility pole? -✔✔NESC
✔✔Part 4 of the ____ determines all guidance for traffic signals? -✔✔MUTCD
✔✔What does OSHA stand for? -✔✔Occupational Safety and Health Administration
✔✔Who published the NEC? -✔✔National Fire Protection Association
✔✔3 common causes of accidents -✔✔1) Driver mistakes or distractions
2) Failures or malfunction sin vehicle equipment
3) Adverse weather conditions
✔✔Negligence -✔✔Failure to exercise a reasonable standard of care
✔✔Gross negligence -✔✔Severe level of carelessness, substantial risk of harm not
exercised even the most minimal level of care
✔✔Which statement about negligence is correct?
a) Failure to use exact care in one's actions
b) Failure to use reasonable care in one's actions
c) Failure to act in one's best interest
d) Failure to act on behalf of the public -✔✔B: Failure 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? -✔✔Gross negligence
ANSWERS SURE A+
✔✔Pivotal milestone of traffic signal? (Where, when, who, how) -✔✔Where: Salt Lake
City
When: 1912
Who: Lester Wire, Salt Lake City policeman
How: First electric traffic signal with red and green lights and buzzer to guide vehicles
✔✔Significant breakthrough of traffic signal (Where, when, who, how) -✔✔Where:
Detroit
When: 1920
Who: William Potts, Detroit police officer
How: Introduced concept of amber (yellow) light, adding a crucial buffer
✔✔Garrett Augustus Morgan -✔✔African American inventor, invented three position
signal to add a warning position (1923, patented). Also invented a gas mask to protect
firefighters
✔✔NEMA -✔✔National Electrical Manufacturers Association - Founded in 1926, neutral
forum of members made up of business leaders, electrical experts, engineers,
scientists, technicians. ANSI-accredited Standards Developing Organization
✔✔IMSA -✔✔International Municipal Signal Association
✔✔NESC -✔✔National Electrical Safety Code - general requirements, safety rules for
installation and maintenance of electric supply stations, equipment, communication
lines, etc
✔✔CALTRANS/170 -✔✔California Dept. of Transportation
✔✔ITE -✔✔Institute of Transportation Engineers
, ✔✔ATCC -✔✔Advanced Transportation Controller Cabinet
✔✔ATC -✔✔Advanced Transportation Controller
✔✔SDS -✔✔Safety Data Sheets
✔✔Purpose of Safety Data Sheets -✔✔Offer safety information for chemicals you may
use in your work environment, 16 sections, UN adopted Globally Harmonized System of
Classification of Labeling & chemicals in 2003
✔✔NEC -✔✔National Electrical Code Handbook - provides detailed interpretations etc
to accompany the National Electric Code. Published by NFPA - National Fire Protection
Association
✔✔Which document determines the hierarchy of utilities on a utility pole? -✔✔NESC
✔✔Part 4 of the ____ determines all guidance for traffic signals? -✔✔MUTCD
✔✔What does OSHA stand for? -✔✔Occupational Safety and Health Administration
✔✔Who published the NEC? -✔✔National Fire Protection Association
✔✔3 common causes of accidents -✔✔1) Driver mistakes or distractions
2) Failures or malfunction sin vehicle equipment
3) Adverse weather conditions
✔✔Negligence -✔✔Failure to exercise a reasonable standard of care
✔✔Gross negligence -✔✔Severe level of carelessness, substantial risk of harm not
exercised even the most minimal level of care
✔✔Which statement about negligence is correct?
a) Failure to use exact care in one's actions
b) Failure to use reasonable care in one's actions
c) Failure to act in one's best interest
d) Failure to act on behalf of the public -✔✔B: Failure 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? -✔✔Gross negligence
