what we do

Traffic Engineering

Developing safe and efficient transportation systems

Parametrix works with clients to improve traffic conditions and travel patterns to safely and efficiently move people and vehicles. This involves comprehensive analyses of existing and projected traffic conditions, traffic operations, intersection and traffic signal analyses and design, travel demand modeling and forecasting, and transportation demand management. Our traffic engineers are proficient in the use of current traffic modeling and analysis software including HCS, CUBE, SIDRA, Synchro, Sim Traffic, CORSIM, VISSIM, and VISUM.

S Meridian Traffic | Parametrix
South Meridian Traffic Analysis 
​​Meridian, Idaho
Client: ​​ACHD

Parametrix analyzed effects of various land-use scenarios to the South Meridian transportation network. Information about future land-use designations for the planning area was developed during the City’s comprehensive plan update. This included land-use types and densities, which were used to complete the traffic and operational analysis.



  • Uptown Pedestrian Study | Parametrix

    Uptown Pedestrian Study

  • City Center Access Study | Parametrix

    City Center Access Study

  • Seattle Arena Transportation Study | Parametrix

    Seattle Arena Transportation Access & Parking Study

  • S Meridian Traffic | Parametrix

    South Meridian Traffic Analysis

  • Wheeler Site Redevelopment | Parametrix

    Wheeler Site Redevelopment