From preliminary and final design to inspection and renovation, Tetra Tech’s structural engineers are experts in the design and analysis of marine facilities, concrete and steel bridges, flood control and dam structures, retaining walls, industrial and residential buildings, underground and waterfront structures, and seismic analysis and retrofitting.

Tetra Tech understands facility function and constructability, allowing us to provide cost-effective designs. Our engineers also maintain a close working relationship with the geotechnical engineer to analyze the soil and structure interaction and incorporate the findings into the final design. As a result, our clients can be assured they will receive quality, constructable structural designs.

Ports and Harbors

• Piers and aprons
• Floating structures
• Fendering systems
• Breakwaters
• Material handling systems
• Terminals

Bridges and Walls

• Design and inspection
• Seismic retrofit
• Interchanges and ramps
• Cut-and-cover construction
• Drilled shaft walls and piers
• Foundations
• Elevated rail structures
• Work site supervision 
• Structural evaluation
• Rehabilitation and structure reinforcement design

Underground Structures

• Building modifications
• Tunnels
• Underground transit stations
• Pipe jacking

Flood Control

• Levees and dams
• Drift and debris structures
• Sediment retention structures
• Flood control dams
• Spillways