CA Flagger Night and Low-Visibility Flagging 3

Question 1

The primary difference between daytime and nighttime high-visibility vest requirements for California flaggers is:

Accepted Answer

Class — Class 2 for day, Class 3 for night

Answer

Color — yellow is for day, orange is for night

Answer

Size — a larger vest is required at night

Answer

Material — cotton for day, synthetic for night

Question 2

If a nighttime work zone has inadequate lighting that cannot be corrected immediately, the flagger should:

Accepted Answer

Stop the flagging operation until proper lighting is in place

Answer

Continue with extra caution and use additional flag movements

Answer

Ask passing drivers to use their high beams as a substitute

Answer

Signal vehicles to proceed very slowly without using STOP

Question 3

Which document provides the official requirements for nighttime traffic control in California work zones?

Accepted Answer

The California Manual on Uniform Traffic Control Devices (CA MUTCD)

Answer

The Federal Highway Administration nighttime safety manual

Answer

The CalTrans employee policy handbook

Answer

The California Vehicle Code alone

Question 4

During a nighttime flagging operation, a flagger notices approaching drivers are not reducing speed. The BEST response is to:

Accepted Answer

Use the STOP paddle and immediately alert the supervisor

Answer

Step further into the roadway to make drivers slow down

Answer

Wave the flag faster and more aggressively

Answer

Temporarily abandon the position for personal safety

Question 5

Portable lighting equipment in a California nighttime work zone should be positioned to:

Accepted Answer

Illuminate the work area and flagger without blinding approaching drivers

Answer

Shine beams directly at oncoming traffic to slow vehicles

Answer

Face upward to mark the work zone location for aircraft

Answer

Be placed only at the far end of the work zone taper

Question 6

In dense fog conditions, the flagger should advise the supervisor to:

Accepted Answer

Reduce speed limits and add supplemental warning signs

Answer

Increase traffic speed to clear any backlog more quickly

Answer

Remove signs to simplify the scene for confused drivers

Answer

Work without a STOP/SLOW paddle to improve flagger mobility

Question 7

When ending a nighttime flagging shift, a flagger's FINAL action must be to:

Accepted Answer

Verify that a qualified replacement flagger is in position before departing

Answer

Remove all personal retroreflective equipment before leaving the zone

Answer

Immediately leave once the scheduled shift time is reached

Answer

Turn off portable lighting to conserve power for the next shift