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Traffic count services

We provide traffic data and retrieval services for the purpose of collecting traffic volume, traffic speed and other traffic data elements.

Permanent traffic count services

Installation and operation of permanent traffic data collection and retrieval systems.

Short-duration traffic count services

We offer short-duration traffic data collection services to other governmental organizations to meet their traffic data collection needs.

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Highlights from the Gray Notebook

166,800 electric vehicle

registrations in Washington in 2023, up from 114,600 in 2022.

87 wetland compensation sites

actively monitored on 918 acres in 2023.

25,000 safe animal crossings

in the Snoqualmie Pass East Project area since 2014.