Services we offer

Our job is to accomplish each task in a cost-effective way.

Taking the first step, we tailor each project to the individual client needs. Then we apply technical knowledge and experience to create functional designs that suit schedule and budget requirements. TGS provides services in a variety of markets, serving both public and private sectors. Our clients include education, municipalities, state departments of transportation, federal government agencies, private firms, retail and commercial developers.  Our small business approach sets us apart from most other firms and provides a personal relationship and project delivery that is unparalleled in this industry.






  • Transportation
    TGS is known in transportation circles for successfully providing transportation planning and engineering design services to a variety of clients. Our project experience includes roadway, highway, interchange, sidewalk, greenway, intersections, railway, ADA compliance and bicycle facilities. We strive to balance functionality with our focus on safety, meeting community needs and environmental stewardship. To see that we meet that balance, our team is comprised of experts in planning, engineering, water resource management and bridge design along with surveying and construction administration.
  • Structure Design & Inspection
    Originally founded to design and inspect bridges and culverts for the North Carolina Department of Transportation, TGS has thrived on the design and inspection of structures since our incorporation 44 years ago. Steel, concrete, timber – no matter the material, we have a solution. Our team cost-effectively designs structures without compromising strength. We provide structural design, inspection and analysis for all types of structures, including bridges, culverts, buildings, foundations, temporary shoring systems and retaining walls. Our experience includes structures subjected to seismic loading.
  • Surveys & Subsurface Utility Engineering
    Accurate and precise surveying is the foundation to a cost effective and successful project. TGS Engineers has the equipment and personnel to take on any survey project! Our crews are equipped with state of the art, frequently calibrated equipment. They have the expertise necessary to perform conventional surveys, GPS surveys and subsurface utility engineering.
  • Construction Engineering & Inspection
    TGS has been providing quality Construction Engineering and Inspection services for over 40 years for clients such as Norfolk Southern Corporation, NCDOT and numerous municipalities. Our team of experienced engineers, technicians and inspectors have managed a variety of projects from small bridge replacements to complex projects such as the Liberty University Vehicular Tunnels.
  • Rail
    TGS joined the rail market by way of bridges and structures, and have since developed that into a full-service rail transportation offering. We have provided planning, surveys, design, review and construction engineering and inspection services for major railway companies, government agencies, and private developers for decades. Our experience includes freight track, yards, signals and communication, bridges and structures. TGS has designed trackwork and structures for Norfolk Southern Corporation, CSX and Short Lines. We have the expertise and experience to make your next rail project a success.
  • Site Development
    TGS understands the needs of its private clients. Our experienced and flexible staff works to develop master plans for your commercial or residential development. We are committed to providing cost-effective design and construction administration. Our team can guide you every step of the way, from initial planning to completion of construction. We have experience designing projects from small site plans to large 600-acre plus residential communities and large mixed-use facilities.
  • Our People
    Our people are key! We place a high priority on recruiting talented engineering professionals including planners, surveyors, designers and technicians. At TGS, we consider our staff our most valuable resource, recognizing and encouraging each member’s individual skills and contributions.