DEVICES STANDARDS
This crashworthiness standard applied to most TTC devices.
What is MASH 2016?
Temporary signs are generally placed on this side of the roadway.
What is the right side?
The number of displays a typical PCMS message cycle may include.
What is Two displays, normally two seconds each?
The minimum cone height for daytime use.
What is at least 18 inches?
This certified person controls an AFAD from a nearby location.
Who is a certified flagger?
What to do with an unacceptable traffic control device.
What is remove and replace it?
The bottom of a portable sign must be at least _____ ft above the traveled roadway.
What is one foot?
The mounting height of an operating PCMS board.
What is seven feet above the roadway?
The channelizing device that is preferred for highest visibility.
What is Drums?
True or false: An AFAD can be a substitute for a continuously operating temporary signal.
What is false?
The three categories of traffic signs.
What are regulatory, warning, and guide?
This may ballast a portable sign support.
What are sandbags?
Where the PCMS board is placed when a protective feature is available.
What is on the shoulder?
The reason channelizing devices yield or break away when hit.
What is To keep fragments from entering a vehicle or becoming hazards?
The "RUMBLE STRIPS" (w23-7) sign is placed _____ ft in advance of portable rumble strips.
What is 50 feet?
Regulatory signs provide _______ legal requirements.
What is enforceable?
The top of a sign’s sandbag may sit no higher than ______ in above the roadway.
What is four inches?
These arrow-board modes should not be used.
What is Flashing bar and double-diamond modes?
The number of devices required in a one-lane two-way taper.
What is six devices?
The conditions that protective vehicles are especially important in.
What is on high-speed roadways and when workers are on foot or in lift-bucket operations?
Warning signs perform this function for road users.
How we warn road users in advance of roadway conditions?
These signs may repeat if the preferred warning sign is unavailable or inappropriate.
What is The Flagger Symbol or Be Prepared to Stop sign?
Where an arrow board is placed for a multilane lane closure.
What is on the shoulder at the beginning of the taper?
The maximum device spacing at 50 mph in a one-lane two-way taper and tangent.
What is 20 feet in the taper and 40 feet in the tangent?
The fall-protection rule that applies while riding in the back of a moving attenuator vehicle during setup.
What is wear a harness and remain properly tethered?