Pilot Study of ISS in MGP Sediments on the Connecticut River

Pilot Study of ISS in MGP Sediments on the Connecticut River

Objective: Provided marine platform and support services in order to perform a pilot study of ISS in MGP impacted sediments.

  • Stabilization/Solidification 
  • Sediment Dredging and Subaqueous Capping 

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)

 

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

Shandaken Tunnel Intake Channel Dredging - Schoharie Reservoir, NY

Shandaken Tunnel Intake Channel Dredging - Schoharie Reservoir, NY

Objective: To dredge and remove debris from the Shandaken Tunnel Intake Channel. 

  • Hydroelectric Construction
  • Marine Ports and Deck Construction and Rehabilitation
  • Structural Steel Erection

 

GSK Hawthorn Project GlaxoSmithKline - Oak Hill, NY

GSK Hawthorn Project GlaxoSmithKline - Oak Hill, NY

Objective: Removal of 600cy of very fine contaminated sediments from a small pond as part of a storm water system upgrade at a manufacturing facility.

  • In-situ/Ex-situ Stabilization
  • Sediment Dredging and Subaqueous Capping
  • Water Treatment
  • Environmental Design Build

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

 

 

Remedial Action OU-3 Sediment Remedy W.R. Grace Superfund Site

Remedial Action OU-3 Sediment Remedy W.R. Grace Superfund Site

Objective: Sediment remediation project requiring the removal of 9,000-cy of arsenic-impacted sediments from two distinct ecosystems.

  • Soil Remediation
  • In-Situ/Ex-Situ Stabilization
  • Pile Driving
  • Sediment Dredging and Subaqueous Capping
  • Wetland Restoration
  • Water Treatment
  • Material Processing
  • Decommissioning and Demolition

 

Red Creek Sediment Remediation Project - Palmyra, NY

Red Creek Sediment Remediation Project - Palmyra, NY

Objective: Dredge PCB contaminated sediments from a small dam impoundment area located at an historic manufacturing facility as part of an environmental remediation program.

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

 

Ward Products Stream Sediment Removal - Amsterdam, NY

Ward Products Stream Sediment Removal - Amsterdam, NY

Objective: Removal of over 2,650 tons of heavy metal contaminated sediments from four stream locations (Mohawk River/Quist Road, East Branch, West Branch, Sam Stratton Road).

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

 

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