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IMSA Work-Zone Safety Exam Questions with
Verified Solutions |Latest 2025/2026
Work zone sign in rural area Clear Zone (Distance from sign to edge of traveled
way) - (answers)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) - (answers)2 ft min
Work zone sign in business, commercial, or residential area without curb clear
zone (Distance from sign to edge of traveled way) - (answers)6 to 12 ft
Methods of mounting signs other than on posts - (answers)Flag tree, barrier,
portable, tripod
Distance between signs - urban (low speed) - (answers)100 ft
Distance between signs - urban (high speed) - (answers)350
Distance between signs - rural - (answers)500 ft
Distance between signs - expressway/freeway - (answers)1000, 1500, 2640 (A, B,
C)
, 2
Flashing arrow modes - (answers)Flashing arrow, sequential arrow, sequential
chevron, flashing double arrow, flashing caution, alternating diamond caution
What does a flashing arrow on an arrow board mean? - (answers)Merge right
What does a sequential arrow on an arrow board mean? - (answers)Merge right
What does a flashing double arrow on an arrow board mean? - (answers)Merge
right or left
What does a flashing caution mean? - (answers)Flashing caution
Arrow board type A minimum size - (answers)48x24 inches
Arrow board type A minimum legibility distance - (answers)1/2 mile
Arrow board type A minimum number of elements - (answers)12
Arrow board type B minimum size - (answers)60 x 30 inches
Arrow board type B minimum legibility distance - (answers)3/4 mile
IMSA Work-Zone Safety Exam Questions with
Verified Solutions |Latest 2025/2026
Work zone sign in rural area Clear Zone (Distance from sign to edge of traveled
way) - (answers)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) - (answers)2 ft min
Work zone sign in business, commercial, or residential area without curb clear
zone (Distance from sign to edge of traveled way) - (answers)6 to 12 ft
Methods of mounting signs other than on posts - (answers)Flag tree, barrier,
portable, tripod
Distance between signs - urban (low speed) - (answers)100 ft
Distance between signs - urban (high speed) - (answers)350
Distance between signs - rural - (answers)500 ft
Distance between signs - expressway/freeway - (answers)1000, 1500, 2640 (A, B,
C)
, 2
Flashing arrow modes - (answers)Flashing arrow, sequential arrow, sequential
chevron, flashing double arrow, flashing caution, alternating diamond caution
What does a flashing arrow on an arrow board mean? - (answers)Merge right
What does a sequential arrow on an arrow board mean? - (answers)Merge right
What does a flashing double arrow on an arrow board mean? - (answers)Merge
right or left
What does a flashing caution mean? - (answers)Flashing caution
Arrow board type A minimum size - (answers)48x24 inches
Arrow board type A minimum legibility distance - (answers)1/2 mile
Arrow board type A minimum number of elements - (answers)12
Arrow board type B minimum size - (answers)60 x 30 inches
Arrow board type B minimum legibility distance - (answers)3/4 mile