SEC Headquarters Buildings, Square 669/670 ~ Washington, DC

Project Details

Field	Details
Size	≈409,947 gsf
Stories / Height	Multiple wood Type 5A buildings
Market	Multi-Family Residential

TCE delivered comprehensive structural engineering for three interconnected 11-story core-and-shell office buildings with extensive below-grade parking for the Securities and Exchange Commission. Robust framing and spread footing foundations met stringent government requirements while supporting schedule and constructability.

Scope of Services:

• Structural design for high-rise office buildings and below-grade parking

• Spread footing foundation engineering

• Complete drawings, specifications, and permit support