ATSSA Traffic Control Supervisor Re-certification
(2026) EXAM || MOST RECENT EXAM 2026-2027 ACTUAL
COMPLETE REAL EXAM QUESTIONS AND CORRECT ANSWERS
(VERIFIED ANSWERS) ALREADY GRADED A+ | GUARANTEED
SUCCESS!! NEWEST EXAM | JUST RELEASED!!
When it is not possible to maintain proper pathway width
provide what? - ANSWER-provide a 60"x60" passing area for
wheelchairs every 200'
If significant threat of vehicle incursions into temporary
pedestrian pathways _________ should be installed. -
ANSWER-temporary traffic barriers
All workers, including emergency responders, within the right-
of-way who are exposed either to
traffic (vehicles using the highway for purposes of travel) or to
work vehicles and construction equipment
within the TTC zone shall wear high-visibility safety apparel
that meets the Performance Class ___ or ___. - ANSWER-2 or 3
Formula for Min. taper length - ANSWER-L=(WS²)/60 for 40MPH
or less,
L=WS for 45MPH or more
, limit distractions and discourage rubbernecking
reduce headlight glare from oncoming traffic
reduce floodlight glare from night work
should not be mounted where they reduce motirist visibility
and sight distance - ANSWER-uses of screens (mounted on top
of rail)
Distance of L with 12' Lane Width for:\
25, 35, 45, 55, 65 MPH - ANSWER-125' 245' 540' 660' 780'
when not in use, where should a PCMS be?
portable changeable message sign - ANSWER-Moved outside
the clear zone or be shielded by barrier or crash cushion
placed on the shoulder or further from the traveled lane
delineated with retroreflective material in a continuous line
how far should a PCMS be visible?
Portable changeable message sign - ANSWER-1/2 mile visibility
day and night
NCHRP 350 rewritten by AASHTO and is now an AASHTO
document called what? - ANSWER-*M*anual for
*A*ssessing
*S*afety
*H*ardware
MASH
(2026) EXAM || MOST RECENT EXAM 2026-2027 ACTUAL
COMPLETE REAL EXAM QUESTIONS AND CORRECT ANSWERS
(VERIFIED ANSWERS) ALREADY GRADED A+ | GUARANTEED
SUCCESS!! NEWEST EXAM | JUST RELEASED!!
When it is not possible to maintain proper pathway width
provide what? - ANSWER-provide a 60"x60" passing area for
wheelchairs every 200'
If significant threat of vehicle incursions into temporary
pedestrian pathways _________ should be installed. -
ANSWER-temporary traffic barriers
All workers, including emergency responders, within the right-
of-way who are exposed either to
traffic (vehicles using the highway for purposes of travel) or to
work vehicles and construction equipment
within the TTC zone shall wear high-visibility safety apparel
that meets the Performance Class ___ or ___. - ANSWER-2 or 3
Formula for Min. taper length - ANSWER-L=(WS²)/60 for 40MPH
or less,
L=WS for 45MPH or more
, limit distractions and discourage rubbernecking
reduce headlight glare from oncoming traffic
reduce floodlight glare from night work
should not be mounted where they reduce motirist visibility
and sight distance - ANSWER-uses of screens (mounted on top
of rail)
Distance of L with 12' Lane Width for:\
25, 35, 45, 55, 65 MPH - ANSWER-125' 245' 540' 660' 780'
when not in use, where should a PCMS be?
portable changeable message sign - ANSWER-Moved outside
the clear zone or be shielded by barrier or crash cushion
placed on the shoulder or further from the traveled lane
delineated with retroreflective material in a continuous line
how far should a PCMS be visible?
Portable changeable message sign - ANSWER-1/2 mile visibility
day and night
NCHRP 350 rewritten by AASHTO and is now an AASHTO
document called what? - ANSWER-*M*anual for
*A*ssessing
*S*afety
*H*ardware
MASH
