Quickcomputerstips
Channelizing devices include cones, tubular markers, vertical panels, drums, barricades, and temporary raised islands. Channelizing devices provide for smooth and gradual vehicular traffic flow from one lane to another, onto a bypass or detour, or into a narrower traveled way.
- Which of the following is a channelizing device?
- What are longitudinal channelizing devices?
- What type of arrow board is best for freeways?
- Where do you stand when flagging?
- Does CA Mutcd require a hard hat?
- What is an Arrowboard?
- What does this flashing arrow panel mean?
- How do you stop traffic on a flag?
- What are the 5 main components of a traffic control zone?
- What are the three types of protective vehicles that Caltrans uses?
- When can you work as a flagger at night?
- What is smart arrow?
Which of the following is a channelizing device?
Channelizing devices include cones, tubular markers, vertical panels, drums, barricades, and temporary raised islands. Temporary raised island for traffic control purposes shall be the defined area between traffic lanes for control of vehicular movements or for pedestrian refuge.
What are longitudinal channelizing devices?
Commonly known as Longitudinal Channelizing Devices (LCD), these units are used to delineate or channelize vehicles and pedestrians. ... In the 2009 version of the MUTCD, LCDs are described as lightweight, deformable devices that can be connected together to delineate or channelize vehicles or pedestrians.
What type of arrow board is best for freeways?
Type II or Type III barricades are recommended on higher volume roadways. Type III barricades should be used to close or partially close a street or road.
Where do you stand when flagging?
The flagger should stand either on the shoulder adjacent to the road user being controlled or in the closed lane prior to stopping road users. A flagger should only stand in the lane being used by moving road users after road users have stopped.
Does CA Mutcd require a hard hat?
The MUTCD requires that flaggers wear a hardhat. ... The MUTCD does not require flaggers to wear a hardhat but the State of Alaska does.
What is an Arrowboard?
Arrow Boards are additional advance warning traffic control devices used where a lane(s) is closed and traffic must merge with other traffic in an adjacent lane. Transline has several Arrow Board options available to suit your work zone safety needs.
What does this flashing arrow panel mean?
Arrow panels are traffic control devices used for additional advance warning and where a lane is closed and traffic must merge with traffic in an adjacent lane. ... Use flashing arrow panels for all lane closures on highways where the posted speed limit equals or exceeds 45 mph.
How do you stop traffic on a flag?
To stop traffic, face traffic and extend the flag staff horizontally across the traffic lane in a stationary position so that the full area of the flag is visibly hanging below the staff. Hold the free arm with the palm of the hand higher than shoulder level toward approaching traffic.
What are the 5 main components of a traffic control zone?
The temporary traffic control zone generally has five sections: the advanced warning area, the transition area, the buffer area, the work area, and the termination area.
What are the three types of protective vehicles that Caltrans uses?
The Caltrans Worker Safety program includes construction and maintenance worker safety orientation and instruction, the use of protective vehicles – shadow vehicles, barrier vehicles and advance warning vehicles for all work zones and a District Driver Training Program to eliminate employee preventable vehicle ...
When can you work as a flagger at night?
Night work flaggers are faced with more challenging and dangerous situations than flaggers working during daylight hours. Nighttime drivers are more inattentive due to driver fatigue from the completion of the day. It is important for flaggers to remain alert and watch traffic approaching from both directions.
What is smart arrow?
The Smart Arrow Board™ solution is a combination of hardware and software that turns any existing arrow board into a smartboard. Providing drivers with up-to-date navigation information and giving you insight into the day-to-day operations and health of your boards and work-zones.
