Construction zones — Illinois Permit Test

A driver approaching or entering a highway construction or maintenance area must slow down, stop using a wireless phone, yield to workers and authorized vehicles, change to a lane away from the workers where possible, and proceed with caution.

A work zone puts people on foot a lane away from traffic. Every part of the rule is about making that lane emptier and slower.

When approaching or entering a highway construction or maintenance area (also known as work zones), Illinois law requires motorists to slow down, discontinue wireless/cellphone use (unless using a hands-free device that may include the use of a single-sided headset), yield to any authorized vehicles or workers in the area, change to a lane away from the workers when possible, and proceed with caution.

A posted construction zone speed limit must be obeyed 24 hours a day, seven days a week, whether or not workers are present.

Drivers slow for the people and speed up when the zone looks empty. The narrow lanes and the drop-offs are there at three in the morning too.

Motorists must obey the posted construction zone speed limit 24 hours a day, seven days a week, regardless of the presence of workers.

A driver must keep a reduced speed when leaving a work zone until safely past any workers or authorized vehicles.

The end of the cones is not the end of the people. Accelerating at the last barrel passes the workers at full speed.

Maintain a reduced speed when leaving the work zone until safely past any workers or authorized vehicles.

Every construction zone in Illinois is a no passing zone.

Passing needs room the work zone has taken away, and the lane beside you may end at a barrel. Illinois removes the judgment call entirely.

In a construction zone. All construction zones in Illinois are no passing zones.

What must an Illinois driver do when entering a highway construction zone?

Slow down, stop phone use, yield and move a lane away. A work zone puts people on foot a lane away from traffic. Every part of the rule is about making that lane emptier and slower. Illinois Rules of the Road 2026, p.25: “When approaching or entering a highway construction or maintenance area (also known as work zones), Illinois law requires motorists to slow down, discontinue wireless/cellphone use (unless using a hands-free device that may include the use of a single-sided headset), yield to any authorized vehicles or workers in the area, change to a lane away from the workers when possible, and proceed with caution.”