IMSA WORKZONE QUESTIONS
WITH DETAILED ANSWERS
GRADE A+
The work zone starts at the first advance warning sign; therefore, where should
the flagger stand when directing traffic in a TTC zone?
On the shoulder adjacent to traffic being controlled
How many orange and black TTC signs should there be in each direction on a 2-
way, 2-lane rural roadway?
three
What should the sign spacing be on a two-lane, two-way rural highway?
500 ft.
How many feet apart should the advanced warning signs be on a high speed
urban roadway?
,350 ft
For additional emphasis on a high speed urban roadway, signs may be posted:
_________
on the left hand side of the highway
Taper length refers to:
The distance required to safely route traffic from one lane to another
taper length is based on:
speed and width of lane closed
in a taper, the maximum distance between channelizing devices should be:
equal in feet to the speed limit
,on a barricade, if the stripes start at the upper right side and angle down to the
lower left side: ________
traffic should pass to the left
at night and/or on high speed roads greater than 45 mph, cones shall be:
__________
at least 28" tall and retroreflectorized with at least two white bands and two
orange bands
one a rural two-lane road, where would you place the flagger in respect to the
beginning of the taper for a closed lane?
at the beginning of the taper
What are some factors that should be considered in formulating a TTC plan?
1) Type of work to be done
2) traffic volume
3) traffic speed
4) school bus routes
, the rerouting of traffic onto a temporary bypass road is known as a: __________
diversion
pavement markings no longer needed should be:
removed by grinding
a TTC zone should be checked:
routinely
in the MUTCD a mandatory condition is a:
Standard Statement
in the mutcd an option is:
a statement of a permissive condition
WITH DETAILED ANSWERS
GRADE A+
The work zone starts at the first advance warning sign; therefore, where should
the flagger stand when directing traffic in a TTC zone?
On the shoulder adjacent to traffic being controlled
How many orange and black TTC signs should there be in each direction on a 2-
way, 2-lane rural roadway?
three
What should the sign spacing be on a two-lane, two-way rural highway?
500 ft.
How many feet apart should the advanced warning signs be on a high speed
urban roadway?
,350 ft
For additional emphasis on a high speed urban roadway, signs may be posted:
_________
on the left hand side of the highway
Taper length refers to:
The distance required to safely route traffic from one lane to another
taper length is based on:
speed and width of lane closed
in a taper, the maximum distance between channelizing devices should be:
equal in feet to the speed limit
,on a barricade, if the stripes start at the upper right side and angle down to the
lower left side: ________
traffic should pass to the left
at night and/or on high speed roads greater than 45 mph, cones shall be:
__________
at least 28" tall and retroreflectorized with at least two white bands and two
orange bands
one a rural two-lane road, where would you place the flagger in respect to the
beginning of the taper for a closed lane?
at the beginning of the taper
What are some factors that should be considered in formulating a TTC plan?
1) Type of work to be done
2) traffic volume
3) traffic speed
4) school bus routes
, the rerouting of traffic onto a temporary bypass road is known as a: __________
diversion
pavement markings no longer needed should be:
removed by grinding
a TTC zone should be checked:
routinely
in the MUTCD a mandatory condition is a:
Standard Statement
in the mutcd an option is:
a statement of a permissive condition
