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LaneMarker PlanCheck

AI plan review that cites the clause.

PlanCheck reads plans the way an experienced reviewer does. It checks every sheet against MUTCD and your local guidelines and turns weeks of redlining into minutes of reviewer-ready comments.

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PlanCheck — TCP-03 review
TCP-03 · LANE CLOSURE · STA 12+40 – 18+10
High
Taper too short for 45 mph540 ft required, 320 ft shown — MUTCD Part 6 taper length
Med
Advance sign spacingW20-1 at 250 ft; 350 ft required on this road class
Low
Ped route not shownLocal supplement §4.2 requires sidewalk detour detail
How it works

Upload. Review. Redline.

Upload the plan set

PDF sets of any size — PlanCheck reads every sheet, title block and detail.

AI reviews every sheet

Geometry, signs, devices, notes and quantities are checked against MUTCD and your standards.

Get the redline report

Each comment cites the clause, sheet and standard, ranked by severity, exported to PDF.

Capabilities

Built for reviewers and designers.

MUTCD engine, ready on day one

A pre-built review engine for temporary traffic control, signing and markings — no setup before your first review.

Your local standards

Layer your state supplement, city standards and agency guidelines on top, so reviews match what your reviewers actually enforce.

Custom review engines

Train PlanCheck on your own approved plans and past comments to catch the issues your team cares about most.

Cost, spec and consistency agents

Quantity and cost estimates, spec sheet checks and cross-sheet consistency — beyond pure compliance.

Traceable comments

Every flag links to the exact clause, sheet and standard it came from, so reviewers can verify it in seconds.

Off-sheet redline report

A clean, ranked comment report exported to PDF — ready to send back to the designer.

Better together

Design in AI Studio. Check with PlanCheck.

Traffic control plans drafted in LaneMarker AI Studio already cite their rules. Run them through PlanCheck with your local supplement before submittal, and they arrive at the agency clean.

Traffic control plans in AI Studio
Weeks → minutes

Redlining time for a typical plan set.

Every sheet

Reviewed, not sampled.

100% cited

No comment without a source.

Your rules

MUTCD plus local standards.

FAQ

PlanCheck — questions

What plans can PlanCheck review?
Traffic control plans, signing and striping, and other civil plan sheets. It starts with a MUTCD engine and is trained on your local standards and guidelines.
Can it learn our agency’s standards?
Yes. Add your local supplement and approved plans, and PlanCheck builds a custom review engine for your jurisdiction.
Who uses PlanCheck?
Agency reviewers use it to clear submittals faster and more consistently. Designers use it before submitting, so plans pass review the first time.
How is PlanCheck priced?
Per user, monthly or annual, with credits sized to your review volume. Annual plans include bonus credits.

See PlanCheck on one of your plan sets.

Send us a plan set you have already reviewed. We'll run PlanCheck on it and walk through the comments side by side with yours.

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