CA Flagger Setup and Closure 4

Question 1

A work zone is being set up near a curve where sight distance is limited. How should the advance warning signs be adjusted?

Accepted Answer

Move advance warning signs farther upstream to compensate for reduced sight distance

Answer

Use fewer signs to reduce clutter

Answer

Place all signs after the curve

Answer

Reduce the posted speed limit sign only

Question 2

During the setup of a nighttime lane closure, which additional measure is required beyond standard daytime requirements in California?

Accepted Answer

All channelizing devices must have retroreflective sheeting or lights

Answer

Flaggers are not required at night

Answer

Advance warning signs can be removed after dark

Answer

Buffer space can be shortened because traffic is lighter

Question 3

When does a flagger's responsibility for the setup area officially end at the conclusion of a work day?

Accepted Answer

After all traffic control devices have been properly removed or secured for overnight use

Answer

When the flagger's shift ends, regardless of device status

Answer

When the supervisor verbally dismisses the flagger

Answer

After filing a written end-of-shift report

Question 4

On a multilane highway, a flagger is helping set up a right-lane closure. Where should the first cone of the taper be placed?

Accepted Answer

At the point where the closed lane begins to narrow, farthest upstream in the taper

Answer

At the downstream end of the work space

Answer

In the center of the intersection nearest the work zone

Answer

Directly beside the first advance warning sign

Question 5

What is the primary hazard during the takedown of a temporary traffic control zone compared to setup?

Accepted Answer

Devices must be removed while traffic is moving at full speed through the now-open area

Answer

Workers are more fatigued and prone to errors at the end of a shift

Answer

Flaggers are no longer needed so communication gaps occur

Answer

Equipment weighs more on removal than placement

Question 6

A flagger is setting up a work zone and notices the pre-positioned advance warning signs are facing the wrong direction. What is the correct action?

Accepted Answer

Stop setup and correct the signs before continuing

Answer

Proceed with setup and correct the signs after the zone is established

Answer

Leave them and rely on flaggers to warn traffic verbally

Answer

Report the issue only at the end-of-shift briefing

Question 7

Which California document provides the standard plans and specifications for temporary traffic control setup used on state highway projects?

Accepted Answer

California MUTCD (Manual on Uniform Traffic Control Devices)

Answer

California Driver Handbook

Answer

California Building Code

Answer

CalTrans Standard Specifications for Flaggers