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IMSA WORK-ZONE SAFETY Midterm Exam 100% Verified Answers
Work zone sign in rural area Clear Zone (Distance from sign to edge of traveled way) - Correct-answer-6 to 12 ft
Work zone sign in business, commercial, or residential area with curb clear zone (Distance from sign to edge of traveled way) - Correct-answer-2 ft min
Work zone sign in business, commercial, or residential area without curb clear zone (Distance from sign to edge of traveled way) - Correct-answer-6 to 12 ft
Methods of mounting signs other than on posts - Correct-answer-Flag tree, barrier, portable, tripod
Distance between signs - urban (low speed) - Correct-answer-100 ft 1 / 2
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Distance between signs - urban (high speed) - Correct-answer-350
Distance between signs - rural - Correct-answer-500 ft
Distance between signs - expressway/freeway - Correct-answer-1000, 1500, 2640
(A, B, C)
Flashing arrow modes - Correct-answer-Flashing arrow, sequential arrow, sequential chevron, flashing double arrow, flashing caution, alternating diamond caution
What does a flashing arrow on an arrow board mean? - Correct-answer-Merge right
What does a sequential arrow on an arrow board mean? - Correct-answer-Merge right
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