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Traffic Planning and Design, Inc.

Moving Forward Together

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About the firm

Traffic Planning and Design, Inc. (TPD) is an ENR Top 400 Design Firm founded in 1989 and headquartered in Pottstown, Pennsylvania. Operating with multiple locations across the eastern United States, TPD delivers transportation engineering solutions in planning, bridge design and inspection, highway design, traffic signals, construction management, multimodal design, utility engineering, and environmental services. Consistently recognized as a top employer in engineering at both state and national levels, TPD pairs technical rigor with a culture of talent development and work-life harmony.

Established
1989
Team
Large
Firm type
Transportation Engineering · Civil Engineering

People

Kevin JohnsonFounder and President

Herman LloydVice President & Philadelphia Area Regional Leader

Capabilities

Transportation Planning & Traffic Engineering

Service website

Provides comprehensive analysis, permitting, and engineering for corridors and intersections.

  • Transportation Planning & Permitting
  • Traffic Engineering
  • Traffic Signals & Intelligent Transportation Systems
  • Multimodal Design

    Enables safe, accessible pedestrian, bicycle, and transit facility connections.

Roadway & Highway Design

Service website

Offers complete engineering and analysis for corridors, intersections, and active transport paths.

  • Highway Design
  • Roadway Design Support

Bridge Engineering

Service website

Delivers structural evaluation, design, and inspection for diverse structural types.

  • Bridge Design
  • Bridge Inspection

Construction Services

Service website

Offers construction-phase support, ensuring adherence to specifications, safety standards, and project schedules.

  • Construction Management
  • Construction Inspection

Utility, Environmental & Expert Support

Service website

Provides critical permitting, coordination, and technical testimony for infrastructure development.

  • Utility Engineering
  • Environmental Services
  • Expert Witness

Industries

Transportation · Highways & Roads · Bridges · Transit · Infrastructure · Government

Projects