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IMSA Work-Zone Safety Exam Questions with Verified Answers Latest / Actual Exam Q&As Included 1 / 3
IMSA Workzone
- Where should the flagger stand when directing traffic in a TTC zone?
Answer: On the shoulder adjacent to traffic being controlled.
- How many orange and black TTC signs should there be in each direction on
a two-way, two-lane rural roadway?
Answer: Three.
- What should the sign spacing be on a two-lane, two-way rural highway?
Answer: 500 ft.
- How many feet apart should the advanced warning signs be on a high-speed
urban roadway?
Answer: 350 ft. 2 / 3
- For additional emphasis on a high-speed urban roadway, where may signs
be posted?
Answer: On the left-hand side of the highway.
- What does taper length refer to?
Answer: The distance required to safely route traffic from one lane to another.
- What is taper length based on?
Answer: Speed and width of the lane closed.
- In a taper, what should the maximum distance between channelizing
devices be?
Answer: Equal in feet to the speed limit.
- On a barricade, what does it mean if the stripes start at the upper right side
and angle down to the lower left side?
Answer: Traffic should pass to the left.
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