Operating Procedures For Roadway Incidents, Third Edition 2012 Flashcards

1
Q

What is a “buffer space”?

A

The distance or space between personnel and vehicles in the protected work area and nearby moving traffic.

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2
Q

What is a “taper”?

A

The action of merging several lanes of moving traffic into fewer moving lanes.

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3
Q

What is the “transition zone?

A

The lanes of a roadway within which approaching motorists change their speed and position to comply with the traffic control measures established at an incident scene.

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4
Q

High visibility safety apparel that meets _________, must be worn on roadway incidents.

A

ANSI/ISEA 107-2010 “American National Standard for High-Visibility Safety Apparel and Headwear”

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5
Q

When can the designated median cross over strips marked “Authorized Vehicles Only” be used?

A

When the turn can be done without obstructing the flow of traffic in either direction, or when all movement has been stopped.

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6
Q

The use of “Jersey” barriers shall be used when?

A

Only when immediate lifesaving measures are needed.

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7
Q

What are the lane identification numbers?

A

Lane 1 = Inside
Lane 2 = Middle
Lane 3 = Outside

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8
Q

How long does the Buffer Space need to be?

A

80’

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9
Q

What is the minimum Tapper length?

What speed zones need a longer Tapper?

A

40’

55mph or more

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10
Q

What is the “Fend-Off” position?

A

When the pumper is placed at an angle, pump panel towards the scene, and front wheels rotated away from the incident.

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11
Q

Blocking apparatus shall be placed at least ______ feet behind the first operating unit to create a safe working area?

A

50’

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12
Q

How long are lane markers and how much space between them?

A

10’ long with 30’ in-between

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13
Q

What is the first color to leave the spectrum?

A

red

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14
Q

How long does it take for light to dark vision recovery?

What about dark to light?

A

6 seconds

3 seconds

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15
Q

At _____ car lengths away from a vehicle with its headlights on, a driver is completely blind?

A
  1. 5 car lengths

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16
Q

The best combination of lights on your vehicle at night are?

A
Red lights = ON
Pump panel lights = ON
Headlights = OFF
Fog lights = OFF
Spot lights directed on to a traffic cone
Traffic directional lights on

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17
Q

1 minute of stopped traffic causes how many minutes of delay?

A

4 minutes

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18
Q

Who notifies the Transportation Operations Center (TOC) of an accident?

A

local Communications Center

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19
Q

What are the three Traffic Incident Levels?

A

Level 1 = < 30 minutes with no lane blockage or minor blockage

Level 2 = 30-120 minutes with lane blockages, but not fully closed

Level 3 = > 120 minutes for roadway is closed in any single direction with wide congestion expected

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