IMSA WORK ZONE 2025 PRACTICE
QUESTIONS & RATIONALES
- know the phrpose of a WORK ZONE
-TTC standards
-TTC devices and how to use them
-Taper formulas
, -SAFELY install a TTC zone with minimal disruption to traveling public - correct answers
✔✔Mission Statement of IMSA
Ensure the safety of workers and road users
Manage traffic flow
Enable the completion of construction or maintenance activities while minimizing
disruptions to transportation networks. - correct answers ✔✔Overall Purpose of TTC
Zone
14 minutes - correct answers ✔✔Every _____ minutes there is an injury in a work zone
Working age adult drivers - correct answers ✔✔Who are the most frequent fatality in a
work zone?
Rear end crashes - correct answers ✔✔What is the most common type of accident in a
work zone?
Summer and Fall - correct answers ✔✔What season do fatalities in work zones occur
most often?
Dry- 300 ft
Wet- 400 ft
Icy- 1250 ft - correct answers ✔✔Stopping Distance:
50% - correct answers ✔✔Loaded traffic trailers require ____% more stopping distance
25 seconds / 45 mph / 65 mph - correct answers ✔✔Only takes an extra _____
seconds to cover 1 mile at ____ mph compared to ____ mph
Entering or exiting - correct answers ✔✔Areas where traffic is _________ or ________
work zones is most dangerous
Federal Highway Administration - correct answers ✔✔FHWA
Standard Highway Signs - correct answers ✔✔SHS
Manual on Uniform Traffic Control Devices - correct answers ✔✔MUTCD
Occupational Safety and Health Administration - correct answers ✔✔OSHA
National Electrical Code - correct answers ✔✔NEC
NESC
ANSI
QUESTIONS & RATIONALES
- know the phrpose of a WORK ZONE
-TTC standards
-TTC devices and how to use them
-Taper formulas
, -SAFELY install a TTC zone with minimal disruption to traveling public - correct answers
✔✔Mission Statement of IMSA
Ensure the safety of workers and road users
Manage traffic flow
Enable the completion of construction or maintenance activities while minimizing
disruptions to transportation networks. - correct answers ✔✔Overall Purpose of TTC
Zone
14 minutes - correct answers ✔✔Every _____ minutes there is an injury in a work zone
Working age adult drivers - correct answers ✔✔Who are the most frequent fatality in a
work zone?
Rear end crashes - correct answers ✔✔What is the most common type of accident in a
work zone?
Summer and Fall - correct answers ✔✔What season do fatalities in work zones occur
most often?
Dry- 300 ft
Wet- 400 ft
Icy- 1250 ft - correct answers ✔✔Stopping Distance:
50% - correct answers ✔✔Loaded traffic trailers require ____% more stopping distance
25 seconds / 45 mph / 65 mph - correct answers ✔✔Only takes an extra _____
seconds to cover 1 mile at ____ mph compared to ____ mph
Entering or exiting - correct answers ✔✔Areas where traffic is _________ or ________
work zones is most dangerous
Federal Highway Administration - correct answers ✔✔FHWA
Standard Highway Signs - correct answers ✔✔SHS
Manual on Uniform Traffic Control Devices - correct answers ✔✔MUTCD
Occupational Safety and Health Administration - correct answers ✔✔OSHA
National Electrical Code - correct answers ✔✔NEC
NESC
ANSI
