Public engineering firm profile
Washington, DC
Engineering the Future of Transportation
Precision Systems, Inc. (PSI) is a Washington, DC-based transportation and civil engineering firm founded in 1994 by former DDOT chief engineers. For over 30 years PSI has delivered multimodal transportation planning, roadway design, traffic engineering, asset management, and AI-powered software solutions across the Mid-Atlantic region. It is recognized for award-winning innovation, including an ACEC Grand Conceptor Award for its Traffic Safety Input (TSI) Prioritization Model and an ACEC National Award for the 11th Street NW Bus Priority Project.
Designing safer, smarter, and more efficient roadways, streetscapes, and traffic systems to improve mobility and quality of life.
Shaping resilient transportation networks through integrated traffic modeling, urban planning, and livability-focused solutions.
Optimizing transportation performance through data-driven analysis, advanced signal technology, and strategic safety enhancements.
Proactive inventory, condition assessment, and management of critical infrastructure assets - leveraging data to inform maintenance and capital investments.
Utility investigations, conflict analysis, and mapping to enhance project accuracy, mitigate risks, and streamline project delivery.
Comprehensive onsite inspections, material testing, and schedule oversight to ensure quality, compliance, and efficient project execution.
Developing sophisticated GIS applications, APIs, and traveler information solutions that translate complex data into actionable insights.
Advancing transportation through pioneering research in Connected Automated Vehicles (CAV), machine learning, and predictive traffic analytics.
Washington, DC | DDOT | Municipal Government / DOT
Led DDOT's 11th Street NW Bus Priority Improvement Project integrating transit, bicycle, and pedestrian improvements. Won ACEC National Award.
View project sourceWashington, DC | DDOT | Municipal Government / DOT
Award-winning innovative design integrating pedestrian, bicycle, and motorist travel along the corridor from Thomas Circle to Florida Avenue.
View project sourceWashington, DC | DDOT | Municipal Government / DOT
$18 million roadway rehabilitation project for 0.8 miles on Massachusetts Avenue NW.
View project source2021 | Washington, DC | DDOT | Municipal Government / DOT
Data-driven software tool supporting Vision Zero in Washington, DC. Empowers residents to report traffic safety concerns and prioritizes interventions. Won ACEC Grand Conceptor Award.
View project sourceArizona | State Government
Enhancements to Arizona's statewide crash data system for faster, smarter crash data analysis.
View project sourceNorthern Virginia | VDOT | State Government
Traffic engineering, utility coordination, and construction support for major Northern Virginia express lanes extension.
View project sourcePSI's professional expertise and artistic handling of public outreach ensured a smooth progress, and the project schedule was shortened by 40%. PSI's performance in every critical element of the project has made the project very successful, and the tasks were handled very professionally and expeditiously.