How long flagger certification is valid Correct answers 3 years
TTC Correct answers Temporary Traffic Control
The quality or state of being conspicuous Correct answers Conspicuity
All signals, marking, and other devices used to regulate, warn, or guide
traffic, placed on, over, or adjacent to a street, highway, or bikeway by
authority of a public agency having jurisdiction. Correct answers Traffic
Control Devices
All 4 work zones must conform to these (4) standards Correct answers -
MUTCD -Local
-State -Comcast
(4)Typical Comcast traffic control devices Correct answers -Cones -
Signs -Vehicle strobe -High visibility garments
(5)Principles of traffic control devices Correct answers -Fulfill a need -
Command attention -Convey a clear, simple meaning -Command repect
from road users -Give adequate time for proper response
Score needed to pass the flagger written exam Correct answers 80
percent
This is where a Flagger should be standing at all times. Correct answers
Shoulder by the fog/edge line.
These two kinds of crashes occur frequently near the taper and
channeling devices Correct answers Fixed Object & Sideswipe
Stop/Slow retroreflective paddles must be ----- wide, and letters ------
high. Correct answers 18" wide, 6" letters
Flaggers shall never flag from these (3) main areas. Correct answers -
On/Under a Bridge -On/Under an overpass -In a vehicle
Retroreflective vests must be visible to this minimum distance. Correct
answers 1000 ft For nighttime flagging, this type of safety vest should be
worn. Correct answers Class 3
35.74 + .6215T - 35.75 (V0.16) + .4275T (V0.16) Correct answers Wind chill
formula
, The minimum mounting height from the roadway to the bottom of an
electric arrow panel. Correct answers 7'
For portable changeable message signs, the message being stated should be
visible for at least this minimum distance. Correct answers 650'
SPF Correct answers Sun Protection Factor
Sun block SPF 20 will offer this amount of time of sun block. Correct
answers 400 minutes (20 X SPF #)
The distance between the flagging station and the work space should
never be less than away. Correct answers 50 ft
Warning signs and channelizing devices may be omited where the work
space is behind a barrier, more than 2ft behind the curb, or 15ft from the
edge of any roadway Correct answers 2ft - 15ft rule
Duration of work for flagging, this is the type that occupies a location more
than 3 days. Correct answers Long-Term Stationary
Duration of work for flagging, this is the type that occupies a location
more than one daylight period up to 3 days, or nighttime work lasting
more than 1 hour. Correct answers Intermediate-Term Stationary
Duration of work for flagging, this is the type that occupies a location for
more than 1 hour within a single daylight period. Correct answers Short-
Term Stationary
Duration of work for flagging, this is the type that occupies a location
up to 1 hour. Correct answers Short Duration
Duration of work for flagging, this is the type that moves intermittently or
continuously Correct answers Mobile
If a driver is going 60mph and needs to make a stop, this is the distance
needed to come to a complete stop Correct answers 366 ft.
What height should a staff flagging stop/slow paddle be? Correct answers
Above eye level
For night flagging, the stop/slow paddle should have ----- width and ------
letters. Correct answers 24", 8"
Three MUTCD official hand movements for flagging Correct answers Stop,
Proceed, Alert/Slow