C-31 – Construction Zone Traffic Control Contractor

A construction zone traffic control contractor prepares or removes lane closures, flagging, or traffic diversions, utilizing portable devices, such as cones, delineators, barricades, sign stands, flashing beacons, flashing arrow trailers, and changeable message signs, on roadways, including, but not limited to, public streets, highways, or any public conveyance.

The Construction Zone Traffic Control (C-31) Examination is divided into four major sections. These sections are:

1. Traffic Control Zone Establishment & Maintenance (52%)

• Development of installation plan with contingencies
• Installation of traffic control devices
• Inspection and maintenance of traffic control zones
• Removal of traffic control devices
• Implementation of moving lane closures

2. Safety (26%)

• Worker training
• Personal protective equipment
• Evaluation of traffic control equipment quality
• Implementation of safe environment and emergency procedures

3. Plans and Specifications (15%)

• Designing traffic control plans
• Plan reading and evaluation to determine scope of work
• Plan and specification reading and evaluation to determine compliance with Caltrans and MUTCD
• Estimating material, equipment, and labor

4. Permits & Notifications (7%)

• Verification of city, state, USA/Dig Alert permits for traffic control project
• Notification of public and appropriate agencies regarding traffic controls

*Percentages are approximate*