ATSSA Traffic Control Supervisor Re-certification With Questions And Correct Answers Already Graded A
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Course
ATSSA Traffic Control Supervisor Re-certification
Institution
ATSSA Traffic Control Supervisor Re-certification
ATSSA Traffic Control Supervisor Re-certification With
Questions And Correct Answers Already Graded A
Decelerate the vehicle to a stop - ANSWER>>stationary non-redirective Impact Attenuators do
what?
Minimum of 30" - ANSWER>>Impact Barrels should overlap the fixed object on the
tra...
ATSSA Traffic Control Supervisor Re-certification With
Questions And Correct Answers Already Graded A
Decelerate the vehicle to a stop - ANSWER>>stationary non-redirective Impact Attenuators do
what?
Minimum of 30" - ANSWER>>Impact Barrels should overlap the fixed object on the
traffic side by:
Stationing
0+00' - ANSWER>>A conventional way of identifying distances on the plan and on the
ground. Located every hundred feet.
Cones at least 28" with 2 white retroreflective bands flaggers
properly illuminater
controlled glare
proper apparel (recommended class 3) - ANSWER>>Nighttime checklist
60" - ANSWER>>Proper width for pedestrian pathway:
provide a 60"x60" passing area for wheelchairs every 200' - ANSWER>>When it is not
possible to maintain proper pathway width provide what?
temporary traffic barriers - ANSWER>>If significant threat of vehicle incursions into
temporary pedestrian pathways ___________ should be installed.
The off peak 85th percentile. Which is the speed at or below which 85% of vehicles travel
operating speed in free flow conditions - ANSWER>>speed used in formulas should be
125' - ANSWER>>Distance of L for 25 MPH with 12' Lane width
245' - ANSWER>>Distance of L for 35 MPH with 12' Lane width
540' - ANSWER>>Distance of L for 45 MPH with 12' Lane width
, 660' - ANSWER>>Distance of L for 55 MPH with 12' Lane width
780' - ANSWER>>Distance of L for 65 MPH 12' Lane width
L Minimum - ANSWER>>Merging Taper Length
1/2 L Minimum - ANSWER>>Shifting Taper Length
1/3 L Minimum - ANSWER>>Shoulder Taper Length
50'-100' regardless of speed
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