Lane-Closure Setup Checklist

Closing a lane means merging traffic while keeping the rest moving. This checklist confirms the closure is built to match the approved plan, from advance warning through the merging taper.

Last reviewed: June 24, 2026

Who it's for: Field crews and traffic control installers setting up a lane closure.

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Advance Warning

Confirm the required advance warning signs are present and in order.
Confirm sign spacing matches the approved plan for the road speed.
Confirm signs are clean, legible, and visible (including at night if applicable).

Transition & Buffer

Confirm the merging taper matches the approved type and length.
Confirm channelizing devices form a continuous line with no gaps.
Confirm buffer space is clear of workers, equipment, and materials.

The Closure

Confirm the closed lane and limits match the approved plan.
Confirm devices are the correct type and in good condition.
Confirm the setup does not block access that must stay open.

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Lane-Closure Setup Checklist

Advance Warning

Transition & Buffer

The Closure

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