




Work continues on the "largest non-interstate project in PennDOT's District 5-0 history."
Photo by Matthew Perschall

The rehabilitation of the historic Montgomery Street Bridge in the historic Mill Hill District of Trenton, NJ is a prime example of what can be accomplished to preserve a critical historical component of a community by engaging the stakeholders in the development of the design and addressing their concerns to obtain their approval.

One of our corporate values is the commitment to bettering our surrounding communities through charitable work and giving. At TPD, we not only value giving back, but also the time we spend together strengthening our interpersonal bonds.

We are currently seeking professionals in various disciplines and locations.
Commitment to Our Mission
Founded in 1989, TPD is an ENR Top 400 Design Firm, delivering transportation engineering projects throughout the eastern United States.
We exist to improve the quality of life for the public, and are dedicated to Moving Forward Together® with clients and community partners; we continue to realize this mission and our goals by providing tailored, sustainable project solutions, leveraging our diverse backgrounds and experiences.
Featured Projects

TPD CARES
TPD is dedicated to creating a culture of trust, opportunity, and mutual respect – where every individual is appreciated for their unique contributions.
Join the TPD Team!
We are currently seeking professionals in various disciplines and locations.
As a perennial Best Place To Work Firm, both at a state and national level, TPD’s culture and practices emphasize our commitment to providing an outstanding work environment for our staff, as well as our focus on top-notch performance.
Please join us in Moving Forward Together®