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Transportation & Traffic Engineering

Harold E. Pellow & Associates, Inc. (HPA) is a full service firm with a professional staff that can offer our clients the skills and experience required to design all phases of transportation related projects. HPA’s experience with projects ranging from municipal road improvements to multilane highway projects is essential in delivering a quality project that balances traffic needs, environmental impacts, community acceptability and budgetary constraints. HPA’s experience and knowledge of how to recognize and solve varying design constraints makes HPA a local and regional leader in improving the welfare and safety for the traveling public.

The transportation and traffic engineering services provided by HPA include the following:

  • Highway Design
  • Municipal Roadway / Street Design
  • Intersection & Traffic Signal Design
  • Roadway Lighting Design
  • Traffic Studies
  • Stormwater Management
  • Stormwater Drainage Improvements
  • Water & Sewer Main Design
  • Bridge & Culvert Design
  • Foundations & Retaining Wall Design
  • Traffic Control & Staging
  • Access Design
  • Right of Way Mapping
  • Wetland Identification & Delineation
  • Environmental Permitting
  • Public Involvement & Presentations
  • Context Sensitive Design
  • Value Engineering
  • Construction Layout & Inspection

A sampling of current and featured Transportation & Traffic Engineering projects can be found below:


N.J. State Route 23/ State Route 94 Intersection

Sussex Co. Rte 517/Maple Grange Road Intersection



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