2.)Sign to inform driver what to expect ( One Lane or Distance)
3.) sign that tells motorists what to do ( FLAGGER AHEAD, Flag symbol )
What is a transition Area or Taper ?
This area follows the advance warning area and is where the motorist is directed to
travel in order to get through the work zone. Usually made up of cones
What is the ideal length of the taper?
, Taper lengths very from 50-100 feet maximum. 50 ft may be used more towards the
lower speeds( see supervisor to verify the proper speed)
When should a sign be removed ?
Signs shall be removed when they are not applicable. Even if work is suspended for a
short period of time.
What is the required spacing for devises on a taper?
20 feet apart with a minimum of 6 devises
When are rumble strips appropriate?
Required in both directions of traffic, with speeds of 45mph or more and job lasting
more than 4 hours
What are the requirements for Cones?
• 2 retroflective bands on top
• 28" minimum
What is a " Flagger Taper" ?
A One Lane, two way traffic taper
What is a buffer space ?
An empty recovery area between the flagger and work space. length is determined on
stopping sight distance . always empty, highly recommend but sometimes not possible.
When should you use a single flagger operation ?
Low traffic volume, good visual sight distance , short work area
What are the 6 flagged operations ?
1.) single flagger operation
2.) double flagger operation
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