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The formula for taper length on expressways with a speed limit of 65mph is which
of the following?
A. L = (WxS2)/60
B. L = WxS
C. L = W2xS
D. L = (S2x60)/W - ANSWER: L = WxS
What would the taper length be when closing a 12' lane on an expressway with a
speed limit of 60 mph?
A. 880'
B.780'
C.660'
D. 720' - ANSWER: 720'
What would the taper length be when closing a 14' lane on a road with a speed
limit of 35 mph?
A. 235.3'
B. 285.8'
C. 288.5'
D. 490.0' - ANSWER: 285.8'
,What would be the taper length when working on a road with 12' lanes and a speed
limit of 55 mph and you were using flagger control of traffic?
A. 660'
B. 780'
C. 605'
D. 100' - ANSWER: 100'
Regarding temporary traffic control, what is a diversion?
A. Something to do while waiting for an asphalt truck.
B. Routing traffic onto an existing roadway.
C. Routing traffic onto a temporary roadway.
D. Keeping the inspector's attention off of a mistake. - ANSWER: Routing traffic
onto a temporary roadway
Which of the following is NOT an acceptable method of one-lane two-way traffic
control?
A. Flag transfer method
B. Motorist option method
C. Direct flagger communication method
D. Pilot car method - ANSWER: Motorist option method
Which of the following is one of the things that should be considered to improve
worker safety?
,A. Reducing the speed through work zones.
B. Making sure that all workers carry two-way radios.
C Providing workers with extra coffee in the morning.
D. Using cones instead of concrete barriers whenever possible. - ANSWER:
Reducing the speed through work zones
Flagger should have training in which of the following?
A. Safe traffic control procedures and social studies.
B. Safe traffic control procedures and asphalt calculations.
C. Communication equipment and techniques for dealing with the public.
D. Techniques for dealing with the public and safe traffic control procedures. -
ANSWER: Techniques for dealing with the public and safe traffic control
procedures.
Post mounted signs for use in urban areas must be how high to the bottom of the
sign?
A. 8'
B. 5'
C. 7'
D. 12' - ANSWER: 7'
Post mounted signs used in a rural area must be how far from the edge of the road?
, A. 5' to 6'
B. 5' to 12'
C. 2' to 7'
D. 6' to 12' - ANSWER: 6' to 12'
Which description would best fit regularity signs?
A. They are used to warn motorist of hazard.
B. They are always diamond shaped.
C. They are used to inform motorists of traffic laws.
D. They may be red and white or orange and black. - ANSWER: They are used to
inform motorists of traffic laws.
Who may approve the use of regulatory signs?
A. The project superintendent.
B. The public agency with jurisdiction over the project.
C. The local law enforcement officials.
D. They require no special approval. - ANSWER: The public agency with
jurisdiction over the project.
What are the two approved sizes for diamond shaped warning signs?
A. 36" and 54"
B. 28" and 48"