TPD’s Highway Services Department has existed since the firm’s inception in 1989. The firm’s designs are woven into the fabric of the geographic areas TPD serves. Our highway designers and engineers also provide technical support to TPD’s Structural Services Department on a variety of assignments including bridge replacement and rehabilitation projects.


We employ an experienced team of highway engineers, designers, and technicians who understand all facets of highway design.

– Specifications
– Cost estimates
– Construction plans
– Traffic control plans
– Detour plans
– Signing & pavement marking plans
– Erosion & sediment pollution control plans

– Post construction stormwater management plans
– Lighting plans
– Traffic signal plans
– Cross sections
– Right-of-way plans
– NPDES permitting
– Stormwater management facility inspection


The Highway Services Department is equipped to provide experience and knowledge in the design and construction of roadways and related projects. Our Department leaders are highly regarded professionals in the industry with exceptional client service skills.

Limited access reconstruction and widening
– Limited access rehabilitations
– Interchange reconfigurations
– Corridor / intersection improvements

– Toll plaza rehabilitations
– Park and ride facility expansions
– Bridge replacements & rehabilitations
– Streetscape improvements



– Toll Facility Owners (Bridge & Roads)
– Department of Transportations
– Municipalities
– Counties
– Detour Plans


– Professional Engineer (PE)
– Professional Traffic Operations Engineer (PTOE)
– Certified Professional in Erosion and Sediment Control (CPESC)

West Bradford Township, Chester County, PA

Service(s): Highway Design & Transportation Planning & Permitting
Client(s): Stargazers Village Partners, LP

East Whiteland & Charlestown Townships, Chester County, PA

Service(s): Highway Design
Client(s): Trammell Crow NE, Inc.

Greene Township, Franklin County, PA

Service(s): Highway Design
Client(s): Greene Township