Market - Infrastructure & Transportation

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.

Bel Air Auto Auction Stream Restoration Project, Harford County, MD

  • Stream restoration design, construction observation and project management for a 75-foot section of severely degraded and eroded channel that flows into the preserved wetland area.
  • State and federal wetland permits for permanent impacts to intermittent streams from development of the 175-acre Riverside East Business Park property.
  • Grading and the installation of imbricated rip-rap toe rock around two eroded stream bends to minimize further scouring and erosion during storm events.

The Residences at Bulle Rock, Harford County, MD

  • Geotechnical engineering, environmental consulting, and COT services for the 977-acre residential development.
  • Services include testing for mass grading, SWM facilities, subsurface utilities, and monitoring lot fill treated with soil cement.
  • Inspections of cast-in place concrete, foundations, reinforcing steel as well as structural steel inspections for clubhouse building & water tower.
  • Observations for construction of a bottomless arch bridge, and construction of a reinforced soil slope and modular block retaining wall.
  • Named HBA of MD, LDC, Project of the Year.

Village South at Waugh Chapel, Anne Arundel County, MD

  • Drilling, lab testing, geotechnical engineering, environmental consulting, & COT services for the 100-acre, 1.2 million-SF residential, retail, & commercial development, located at the site of a former sand & gravel mine reclaimed with fly ash.
  • Site issues encountered included: fly ash fill, loose fly ash, uncontrolled fill, a stump dump, a deep mined hole, a tall retaining wall on uncontrolled fill, an existing deep sewer with poor backfill, and a proposed deep sewer close to a building.

Principio Business Park & Warehouses, Cecil County, MD

  • GTA provided geotechnical engineering and natural resource planning services in conjunction with the comprehensive master land use plan for large warehouse/distribution (up to 1,500,000 SF in size) and office uses at the 1,000-acre property with rail access and close proximity to I-95.
  • Also provided geotechnical explorations and recommendations, natural resources planning, environmental consulting, & COT services for several parcels at the business park.

Wheaton Triangle Office Building, Montgomery County, MD

  • Environmental & geotechnical consulting during design, and environmental services during site excavation & construction.
  • $170 million, 489,714-SF office building with a 4-story underground parking garage, 1st floor retail, 14-stories of office space, Town Square, and transit connection.
  • New headquarters of M-NCPPC.
  • A geothermal heating/cooling system will be located beneath the parking garage, one of the first such applications in MD.

Creekside Village, Anne Arundel County, MD

  • Geotechnical engineering, environmental consulting, COT services for the 161-acre community with 820 single-family homes and townhome lots, 208 apartment units within six buildings, two clubhouses, & two swimming pools.
  • Named “Community of the Year,” by MBIA Land Development Council.
  • Received the “Excellence in Construction Award, New Project Over $10 Million,” from Baltimore Metro Chapter of the Associated Builders and Contractors, Inc.

University of Delaware, Campus Utility Plant Supply Well, Newark, DE

  • Performed exploratory drilling to evaluate the potential for locating a new UDCUP water supply well.
  • Performed a 48-hour pumping test on the existing UDCUP well to evaluate the potential for increasing the permitted well withdrawal rates.
  • GTA coordinated efforts with the City of Newark Director of Public Works and DNREC.
  • GTA prepared a Water Allocation Permit Modification for increased withdrawal based on the results of our evaluation.

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.

6410 Arlington Boulevard, Falls Church, VA

  • Geotechnical engineering, retaining wall design, environmental consulting, & COT services for 2 stories of below-grade parking, & 5 stories above-grade w/ apartments, retail, & townhouses.
  • Obstacles included adjacent parking garage w/ uncertain foundation conditions, adjacent below grade parking garage which could not receive additional lateral loading, existing fill and loose, wet soil conditions.
  • COT for this project fell under the stringent guidelines of Fairfax County‚Äôs Special Inspection Program.