ATCS traffic engineers, technicians and transportation professionals are recognized as problem solvers.

We develop and implement innovative strategies, procedures and practices to successfully mitigate existing and anticipated traffic congestion and safety problems. For over 20 years, ATCS has been providing outstanding traffic engineering services to FHWA, FEMA, VDOT, MdSHA, DDOT, county governments, including the counties of Fairfax, Loudoun, Prince William, and Stafford, the towns of Leesburg and Purcellville, the Metropolitan Washington Airports Authority, the Fredericksburg Area Metropolitan Planning Organization, and private clients.

List of Comprehensive Services:

  • Traffic Operations Analysis and Traffic Studies
  • ITS and Advanced Traffic Management
  • Roadway Safety Assessments (RSAs)
  • Traffic Impact Analysis for Site Developments
  • Highway Sign, Traffic Signal and Roadway Marking Plans, Specifications and Estimates
  • Transportation Management Plans
  • Traffic Signal Systems
  • Pedestrian / Bicycle Design and Operations
  • Traffic Calming/Residential Traffic Management
  • Highway Safety Improvement Programs (HSIP)
  • Congestion Impact Analysis and Mitigation for Construction Projects
  • Work Zone / Maintenance of Traffic Plans
  • Traffic Analyses and Design of Innovative Interchanges and Intersections
  • Interchange Justification Reports (IJRs)
  • Interchange Modification Reports (IMRs)
  • Emergency Transportation Operations
  • Traffic Incident Management
  • Traffic Management for Planned Special Events
  • Crash Analysis