Services
- TSH Team
- Bridge Design
- Highway Design
- Urban Multi-Modal Design
- Transportation Engineering
- Water Resources Engineering
- Construction Admin. & Inspection
- Design-Build Projects
TSH Team
The Tsiouvaras Simmons Holderness staff of professionals provides the full range of design and construction services for transportation projects.
Read MoreBridge Design
The Tsiouvaras Simmons Holderness staff provides innovative and quality designs for highway bridges, pedestrian bridges, retaining walls and drainage structures.
Read MoreHighway Design
Tsiouvaras Simmons Holderness Engineering has provided design for major freeway projects in Colorado, including mainline and interchange work.
Read MoreUrban Multi-Modal Design
Design of multi-modal transportation facilities in constrained urban settings is a specialty of TSH Engineering.
Read MoreTransportation Engineering
Tsiouvaras Simmons Holderness provides transportation planning and analysis to help agencies shape the needs of their projects, including studies, intersection designs, and corridor and access planning.
Read MoreWater Resources Engineering
Tsiouvaras Simmons Holderness we offer complete services for Water Resources Engineering including planning, design and construction support for public and private clients.
Read MoreConstruction Admin. & Inspection
Tsiouvaras Simmons Holderness provides the full range of construction services including project management, contract administration and field observation.
Read MoreDesign-Build Projects
Tsiouvaras Simmons Holderness provides the full range of design/build services including design and construction services which include project management, design, construction quality assurance and field observation.
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