The Uplands Retaining Walls, Prince George’s County, MD

  • Subsurface exploration, laboratory testing, geotechnical analysis, retaining wall design, and construction observation and testing services for the Uplands’ site at National Harbor.
  • Designed a two-tier and a three-tier gravity retaining wall. The lowest tier’s maximum height is 16 feet high. The middle tier has a maximum height of 10 feet. The upper tier has a maximum height of 6 feet high.

Yard 56, Baltimore City, MD

  • Geotechnical engineering, environmental consulting, and construction observation and testing services for the 20-acre, award-winning mixed-use redevelopment of the former PEMCO Industrial manufacturing plant to include retail, office, and residential facilities.
  • GTA worked to develop foundation and earthwork recommendations for structures supported in the native clayey soils, and an up to 40-foot-deep industrial landfill along the western portion of the property.
  • Named “Best in Real Estate” by Baltimore Business Journal.

Paulsboro Marine Terminal Phase 2, Gloucester, NJ

  • Two new deep-water berths totaling over 1,500 linear feet of wharf face along the Delaware River and one 500-foot barge berth on Mantua Creek.
  • Quality control and observation and testing of site work, pile installation, reinforcing steel, cast-in-place concrete, post installed anchors, pre-cast concrete, and structural steel; laboratory testing; and engineering supervision and consultation.

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.

Chemours Discovery Hub, Newark, DE

  • New three-story, 325,000-SF research facility.
  • The project is a redevelopment of a portion of the former Chrysler manufacturing facility, now part of the University of Delaware’s Science Technology and Advanced Research (STAR) Campus.
  • GTA provided environmental, geotechnical, construction observation and testing services.

Laurel Elementary School, Sussex County, DE

  • 2019 ENR MidAtlantic Best Projects winner in the K-12 Education category.
  • New $35.4M, 151,958-SF elementary school which accommodates 1,200-students.
  • Geotechnical services, CPT soundings, SPT borings, infiltrometer testing, laboratory analysis.
  • Construction testing for site grading, subgrade soils and utility construction; bituminous concrete pavement; laboratory testing; and structural steel.

Ripken Center, Stadium, and Courtyard & Residence Inn by Marriott, Aberdeen, MD

  • Geotechnical engineering and COT services for the 155,000-SF, seven-story hotel, founded on 394 vibro-piers. Building design imitates the “Warehouse” building at Oriole Park at Camden Yards in Baltimore.
  • Geotechnical engineering for the 44-acre summer camp including recommendations for foundations, slabs, retaining walls, pavements, and a stormwater management facility.
  • Geotechnical engineering and COT services for the 6,300-seat Ripken Stadium, including the use of lime-stabilization of parking and drive areas for pavement support.

Bay Forest Club, Sussex County, DE

  • Geotechnical engineering, wetland delineation and permitting, and COT services for the 407-acre Residential Planned Community.
  • This 913-unit community focuses on environmental protection and enhancement, and was design to preserve over 139 acres (36%) of open space with 90 acres (50%) of the existing forest remaining for trails and passive open space.

Carrier Clinic Expansion, Belle Mead, NJ

  • Geotechnical engineering, construction observation and testing, and special inspection services.
  • One-story, 23,500-SF, 40-bed patient addition; 8,500-SF addition; 207-SF lounge addition; 280-SF vestibule addition; and site improvements including a SWM basin, a new paved entry circle, and parking areas.
  • Fills ranging up to 3 feet above the existing surface grades were required to achieve the planned floor slab subgrade levels.

Dover Behavioral Health Center Additions, Kent County, DE

  • Subsurface exploration, laboratory testing, geotechnical engineering, and COT services for Phase I and II expansions to the behavioral center.
  • Foundation recommendations, infiltration testing for use in design of SWM facility and Best Management Practice, and pavement evaluation and recommendations.
  • Provided special inspections in accordance with IBC during construction of the expansion project.