AXE Engineering · Est. 2017 · WA PE benchBellingham (360) 922-0549

Services /

Access & trip review

Traffic Engineering & Impact Analysis in Bellingham & Arlington

Traffic engineering often becomes the deciding review item for commercial, industrial, subdivision, and multifamily projects across Whatcom, Skagit, and Snohomish Counties. AXE supports developers from Bellingham and Arlington with traffic impact analysis, trip generation, access review, and roadway mitigation guidance that fits the civil plan and keeps the permit path moving.

Deliverables

What we design & deliver.

  • Traffic Impact Analysis reports
  • Trip generation and distribution analysis
  • Driveway and access review
  • Left- and right-turn warrant analysis
  • Sight-distance and safety-history review
  • Coordination with civil site plans and agency comments
  • WSDOT and local roadway standard checks
Highlight

Traffic review tied back to the civil package.

Trip counts, access points, turn warrants, frontage improvements, and site circulation all affect the same permit package. AXE keeps that traffic analysis coordinated with grading, utilities, drainage, and agency comments instead of treating it as a separate late-stage report.

Highlight

What a traffic study from AXE includes

A Traffic Impact Analysis report covering trip generation and distribution, driveway and access review, left- and right-turn warrant analysis, sight-distance review, and a safety-history review of the surrounding roads. Trip figures come from the ITE Trip Generation Manual and channelization is checked against current WSDOT and local roadway standards. If the jurisdiction returns comments, the same engineer answers them.

Common project types

Civil scopes we carry through review.

Commercial access

Site access and trip review for commercial projects

Commercial and industrial sites often need a clear explanation of expected trips, access location, driveway function, and whether roadway improvements are triggered.

  • ITE Trip Generation Manual calculations
  • Access review for driveways and internal circulation
  • Agency-ready traffic impact analysis reports
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Turn warrants

Left- and right-turn warrant analysis

When a reviewing agency asks whether a turn lane or channelization upgrade is required, AXE evaluates the warrant criteria and documents the recommended path.

  • Left-turn and right-turn warrant checks
  • Roadway safety-history and access-condition review
  • Coordination with WSDOT and local design standards
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Development review

Traffic support for subdivision and site-plan approvals

Traffic findings need to line up with the broader civil design so comments do not split the project into conflicting design tracks.

  • Traffic review for site-plan and subdivision submittals
  • Comment-response support through approval
  • Civil, stormwater, and traffic coordination under one team
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Common questions

What people ask before they call.

Do I need a traffic impact analysis?

Most jurisdictions set a trip-generation threshold and require a study once your project crosses it. The threshold differs between Whatcom, Skagit and Snohomish, and between a city and the county. Tell us what you are building and where, and we will tell you whether a study is triggered before you budget for one.

What is in a traffic impact analysis?

Trip generation for the proposed use, distribution onto the surrounding network, intersection analysis at the points the jurisdiction names, a sight-distance check at your access, and any mitigation the numbers call for. It is submitted as a stamped report that the reviewing agency can act on.

Can you do a scoping letter before the full study?

Yes, and it is usually the cheaper order. A scoping letter agrees with the agency which intersections and which horizon years the study has to cover, so the full analysis is not rejected for looking at the wrong things.

Do you handle the access and driveway permit too?

Yes. Access location, sight distance and the geometry of the approach are part of the same conversation as the traffic study, and in most jurisdictions the same reviewer looks at both.

Where do you do traffic work?

Whatcom, Skagit and Snohomish Counties and the cities inside them, from the Bellingham and Arlington offices. Local review history matters on traffic work more than most disciplines, because the agency's expectations are rarely all written down.

Let's work together

Schedule a call today.

Whether you're planning a subdivision, a single-family home, a commercial site, or just trying to figure out what's feasible — we're happy to talk it through.