IMSA Work-Zone Safety Exam Questions with Verified Solutions |Latest 2025/2026

IMSA Work-Zone Safety Exam Questions with Verified Solutions |Latest 2025/2026 Who has the primary responsibility for TTC and safety once work has begun? - Correct Answer the work supervisor The work zone starts at the first advance warning sign; therefore, where should the flagger stand when directing traffic in a TTC zone? - Correct Answer 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? - Correct Answer three What should the sign spacing be on a two-lane, two-way rural highway? - Correct Answer 500 ft. How many feet apart should the advanced warning signs be on a high speed urban roadway? - Correct Answer 350 ft For additional emphasis on a high speed urban roadway, signs may be posted: _________ - Correct Answer on the left hand side of the highway Taper length refers to: - Correct Answer The distance required to safely route traffic from one lane to another