The Highlands, Arlington County, VA

  • Part of the West Rosslyn Area Plan Study (WRAPS), a County-driven and community-involved redevelopment opportunity.
  • Geotechnical engineering, environmental consulting, and COT services for the 1,200,000-SF above grade complex with three high-rise towers containing upscale condominium and luxury apartment communities, and ground floor retail. The complex also includes four levels of below grade parking for approximately 1,050 cars.

The Residences at Mid-Town Park, City of Wilmington, DE

  • Subsurface exploration, laboratory testing, geotechnical engineering, and COT services.
  • Shear wave tests and post construction dewatering recommendations for foundation and pavement design.
  • 417,000-SF, 3 levels of underground parking for 511-cars, requiring excavations of about 32 to 44 feet.
  • 5-story and a 7-story buildings connected by pedestrian bridge, retail, 198 apartment units, elevated courtyard, and resort-style swimming pool.

Three City Center, Allentown, Lehigh County, PA

  • Provided geotechnical services to facilitate the design and construction of the 166,000-SF, seven-story office/retail building in downtown Allentown.
  • GTA was able to provide significant cost-savings through the use of a limited foundation over-excavation/replacement scheme combined with deeper soil improvement/void stabilization through the use of compaction grouting techniques.