Bass River MGP Dredging - Beverly, MA

Bass River MGP Dredging - Beverly, MA

Objective: Dredging of coal tar contaminated sediments and installation of a subaqueous cap and scour mat system.

  • MGP Remediation
  • Sediment Dredging and Subaqueous Capping
  • In-Situ/Ex-Situ Stabilization
  • Environmental Dredging
  • Marine Construction and Wetland Restoration

Newburgh MGP Sediment Remediation - Newburgh, NY

Newburgh MGP Sediment Remediation - Newburgh, NY

Objective: Environmental dredging of MGP impacted sediments from the Hudson River. Installation of a permanent sheet pile barrier wall and DNAPL collection trench.

  • MGP Remediation
  • Sediment Remediation
  • In-Situ/Ex-Situ Stabilization
  • Sediment Dredging and Subaqueous Capping
  • Marine Construction and Wetland Restoration
  • Water Treatment, Geotechnical (Slurry Walls and Secant Walls)

 

NYPA Gilboa Hydro Intake Clearing & Debris Removal - Gilboa, NY

NYPA Gilboa Hydro Intake Clearing & Debris Removal - Gilboa, NY

Objective: Removal of debris partially blocking the low level intake for the emergency outlet tunnel.

  • Marine Construction
  • Wetland Restoration

Genesse River Dredging CSX Transportation - Rochester, NY

Genesse River Dredging CSX Transportation - Rochester, NY

Objective: Removal of 3,000 CU YD of solvent contaminated sediment and placement of subaqueous capping material.

  • Sediment Dredging and Subaqueous Capping
  • In-Situ/Ex-Situ Stabilization
  • Marine Construction and Wetland Restoration
  • Water Treatment

Tarrytown MGP Remediation Design-Build Redevelopment - Tarrytown, NY

Tarrytown MGP Remediation Design-Build Redevelopment - Tarrytown, NY

Objective: Multi-phased design build contract with marine and land based MGP remediation on the Hudson River.

  • MGP Remediation
  • Soil Remediation
  • Sediment Dredging and Subaqueous Capping
  • In-Situ/Ex-Situ Stabilization
  • Sediment Dredging and Subaqueous Capping
  • Marine Construction and Wetland Restoration
  • Water Treatment
  • Geotechnical (Slurry Walls and Secant Walls)
  • Decommissioning and Demolition
  • Environmental Design Build

 

 

Catskill MGP Secant Wall and Dredging - Catskill, NY

Catskill MGP Secant Wall and Dredging - Catskill, NY

Objective: Installation of two secant walls to support near-shore dredging and upland MGP impacted soil and subsurface removal adjacent to multi-story historical structures.

  • MGP Remediation
  • Geotechnical (Slurry Walls and Secant Walls) 
  • Marine Construction 
  • Water Treatment 

St. Lawrence River Remediation Program - Massena, NY

St. Lawrence River Remediation Program - Massena, NY

Objective: Construction of a PCB and PAH subaqueous cap over 6 acres in the St. Lawrence River. Excavation and disposal of near-shore impacted sediments.

  • PCB Remediation
  • Sediment Dredging and Subaqueous Capping
  • In-Situ/Ex-Situ Stabilization
  • Environmental Dredging
  • Marine and Wetland

 

Mohawk River Dredging Sediment Removal - Glenville, NY

Mohawk River Dredging Sediment Removal - Glenville, NY

Objective: Removal of clean sediment deposition from uncontrolled erosion during upland site development.  

  • Marine Ports and Deck Construction and Rehabilitation
  • Materials Processing