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

Bay Road Duck Pond PCB Sediment Removal - Queensbury, NY

Bay Road Duck Pond PCB Sediment Removal - Queensbury, NY

Objective: Stream diversion and removal of PCB contaminated sediments from the pond bottom and channel.

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

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

ORU Nyack MGP Remediation - Nyack, NY

ORU Nyack MGP Remediation - Nyack, NY

Objective: In-situ sediment solidification/stabilization coal tar impacted sediment. Excavation and disposal of upland impacted soils and MGP structures.

  • MGP Remediation
  • Soil Remediation
  • Sediment Dredging and Subaqueous Capping
  • In-Situ/Ex-Situ Stabilization
  • Decommissioning and Demolition

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

Dewey Loeffel –T11A Tributary PCB Sediment Removal - Nassau, NY

Dewey Loeffel –T11A Tributary PCB Sediment Removal - Nassau, NY

Objective: Removal of over 1,200 tons of PCB contaminated sediments from a tributary stream. Ecological preservation required innovative methods to remove fine grained sediments from the streambed without stripping the area of morphological features such as larger stone, neutral contours, and bank vegetation.

  • PCB Remediation
  • Soil Remediation
  • Materials Processing
  • Water Treatment
  • On-Site Thermal Treatment (LTTD)
  • Decommissioning and Demolition

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

 

 

Troy Area 2 MGP Air Plenum Decommissioning & Demolition - Troy, NY

Troy Area 2 MGP Air Plenum Decommissioning & Demolition - Troy, NY

Objective: Cleanout and decommissioning of a former coke over air plenum tunnel system.

  • MGP Remediation
  • In-Situ/Ex-Situ Stabilization

Platty Kill Pond Soil Mixing - Bayonne, NJ

Platty Kill Pond Soil Mixing - Bayonne, NJ

Objective: In-situ sediment solidification/stabilization for 35,000 tons of oily soil, sludge, sediment and final capping of a ½ acre pond filled with oily sludge and sediment.

  • In-Situ/Ex-Situ Stabilization
  • On-Site Thermal Treatment (LTTD)

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