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ATSSA Traffic Control Supervisor Re-Certification Questions with Detailed Answers

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Prepare for your ATSSA Traffic Control Supervisor re-certification with complete questions and detailed answers — step-by-step solutions to ensure exam readiness and success.

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IC CONTROL
This 2026/2027
SUPERVISORTest RE
Bank
CERTIFICATION
for - ATSSA TRAFFIC
QUESTIONS
CONTROL
WITHSUPERVISOR
DETAILED
2/1/2026 Exam
ANSWERS
REStudy
CERTIFICATION
Guide,
GRADE A.pdf|
QUESTIONS
Verified Questions
WITH DETAILED
with Detailed
ANSWERS
AnswersGRADE
? GradeAA+




ATSSA TRAFFIC CONTROL SUPERVISOR
RE CERTIFICATION QUESTIONS WITH
DETAILED ANSWERS GRADE A+


Formula for Min. taper length
L=(WS²)/60 for 40MPH or less,
L=WS for 45MPH or more




speed used in formulas should be
The off peak 85th percentile. Which is the speed at or below which 85% of
vehicles travel operating speed in free flow conditions




Distance of L for 25 MPH with 12' Lane width
125'




Distance of L for 35 MPH with 12' Lane width
245'




Page 1 of 14 ATSSA TRAFFIC |CONTROL
Verified Questions
SUPERVISOR
with Detailed
RE CERTIFICATION
Answers ? Grade
QUESTIONS
A+ WITH DETAILED ANSWERS GRADE A-

,IC CONTROL
This 2026/2027
SUPERVISORTest RE
Bank
CERTIFICATION
for - ATSSA TRAFFIC
QUESTIONS
CONTROL
WITHSUPERVISOR
DETAILED
2/1/2026 Exam
ANSWERS
REStudy
CERTIFICATION
Guide,
GRADE A.pdf|
QUESTIONS
Verified Questions
WITH DETAILED
with Detailed
ANSWERS
AnswersGRADE
? GradeAA+




Distance of L for 45 MPH with 12' Lane width
540'




Distance of L for 55 MPH with 12' Lane width
660'




Distance of L for 65 MPH 12' Lane width
780'




Merging Taper Length
L Minimum




Shifting Taper Length
1/2 L Minimum




Page 2 of 14 ATSSA TRAFFIC |CONTROL
Verified Questions
SUPERVISOR
with Detailed
RE CERTIFICATION
Answers ? Grade
QUESTIONS
A+ WITH DETAILED ANSWERS GRADE A-

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