DE provides full-service transportation engineering and planning services


As a full-service firm, DE is committed to delivering not only the highest quality products and solutions, but also offering assistance in project funding, development and execution. We are often times instrumental in obtaining funding assistance for our clients' transportation needs, ultimately advancing conceptual projects forward to design and construction. We work extensively with outside sources including USDOT, LADOT, FHWA, CDBG, LGAP, MPO's, etc, in addition to offering grant and loan administration services.

Our transportation division's highest priority is to serve the communities in which we work by alleviating traffic and improving safety for all modes of transportation. We improve transportation infrastructure by providing planning, modeling & analysis, engineering design, traffic engineering, construction administration, resident inspection, and program management for transportation projects across the Gulf Coast.


Explore our transportation services below:



environmental DE's transportation engineering team can provide design, construction administration, and resident inspection services for local, regional, and state transportation projects involving the following:

  • New Urban and Rural Roadways
  • Intersection Design
  • Roadway Reconstruction
  • Asphalt Overlay
  • Concrete Panel Replacement
  • Bridges
  • ADA Compliant Curbs & Sidewalks
  • Pavement Management
  • Subsurface Drainage System
  • Utility Improvements
  • Traffic Control Plans
  • Traffic Signals & Signage
  • Striping


environmental DE is particularly aware and knowledgeable of transportation planning, design, and safety. DE's PTOEs and PTP have first-hand experience with the use of policies, reports, and guides developed by MUTCD, AASHTO, NACTO, and FHWA. Our Traffic Engineering team has the experience and capabilities to provide the following services:

  • Traffic Data Collection & Analysis
  • Environmental Checklist, Assessments, Impact Statements
  • Conceptual Planning & Design
  • Traffic Calming
  • Bicycle & Pedestrian Facilities
  • Intermodal Facilities
  • Level of Service Analysis
  • Roadway System Conditions Inventory & Analysis
  • Conceptual Traffic Signal Design
  • Warrant Analysis
  • Transit Planning & Studies
  • Corridor Studies
  • Transportation Planning
  • Travel Demand Modeling
  • Safety Analysis
  • Freight Transportation Planning


environmental DE provides program management, project management, engineering design, and construction administration services for airport projects along the Gulf Coast. We have provided these services for project types involving:

  • Hangars
  • Taxiways and Aprons
  • Multiplex Facilities
  • Drainage
  • Roadway Extensions
  • Terminal and Parking Garage Upgrades and Repairs
  • Fuel Systems


environmental DE’s rail design engineers have experience in geometric and structural design of trackage for both heavy and light rail installation and the application of signal design. Our work has involved the management and development of track layouts, associated civil infrastructure improvements, and traffic counts/turning movements at major intersections affected by the rail system. DE provides engineering consulting services for the following:

  • Freight Rail
  • Passenger Rail
  • Signal Design

Port Infrastructure

environmental DE’s personnel have and are currently providing civil and traffic engineering services for port projects along the Gulf Coast. From heavy truckway rehabilitation to access road feasibility studies, DE has licensed Professional Engineers with TWIC cards who are knowledgeable in standards and procedures of port infrastructure projects.

  • Traffic Management
  • Pavement Rehabilitation
  • Underground Utility Design

Interested in seeing some of our current and past transportation projects?

Click below to check them out: