• D.A. COLLINS ENVIRONMENTAL

34 Freeman’s Bridge Rd Soil Remediation - Glenville, NY

34 Freeman’s Bridge Rd Soil Remediation - Glenville, NY

Objective: Excavation and on-site thermal treatment of TSCA and non-TSCA PCB contaminated soil and debris.

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

Allen Mills Lower Raceway PCB Sediment Removal - Hudson Falls, NY

Allen Mills Lower Raceway PCB Sediment Removal - Hudson Falls, NY

Objective: Removal of PCB contaminated sediment and debris from the lower raceway.
The raceway was set on the bottom of the mill, approximately 5’ below the Hudson River waterline.

  • MGP Remediation
  • PCB Remediation
  • Sediment Dredging
  • Subaqueous Capping 

 

 

American Thermostat On-Site LTTD Soil Treatment - South Cairo, NY

American Thermostat On-Site LTTD Soil Treatment - South Cairo, NY

Objective: Excavate, pre-process, and thermally treat TCE and PCE contaminated soil for reuse on-site as backfill.

  • Soil Remediation
  • Materials Processing
  • On-site Thermal Treatment (LTTD)

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

Bouchard Junkyard PCB Remediation - New Lebanon, NY

Bouchard Junkyard PCB Remediation - New Lebanon, NY

Objective: Excavation and off-site disposal of PCB contaminated soil located at a former automotive junkyard.

  • PCB Remediation
  • Soil Remediation
  • Sediment Dredging and Subaqueous Capping
  • Marine Construction and Wetland Restoration
  • Water Treatment

Camp Summit Dioxin Remediation - Summit, NY

Camp Summit Dioxin Remediation - Summit, NY

Objective: Excavation and on-site consolidation of dioxin contaminated soil at an active correctional facility.

  • Soil Remediation
  • Water Treatment
  • Landfill Construction and Capping
  • Decommissioning and Demolition

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 

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

EverReady Battery Plant Decommissioning - Bennington, VT

EverReady Battery Plant Decommissioning - Bennington, VT

Objective: Removal of lead contaminated equipment and building equipment from a lead plating assembly line.

  • Water Treatment
  • Decommissioning and Demolition

Former GM Corporation Superfund Site Phase II - Massena, NY

Former GM Corporation Superfund Site Phase II - Massena, NY

Objective: Removal and off-site disposal of PCB impacted soils located below a former automotive factory concrete slab.

  • PCB Remediation
  • Soil Remediation
  • Water Treatment 
  • Materials Processing 

Fort Edward Landfill Remediation - Fort Edward, NY

Fort Edward Landfill Remediation - Fort Edward, NY

Objective: Closure of a hazardous waste landfill including the nation’s first engineered wetlands system for leachate collection and treatment.

  • Landfill Construction and Capping
  • Marine Construction
  • Wetland Restoration

GE Building 33/35 Cutoff Wall - Lynn, MA

GE Building 33/35 Cutoff Wall - Lynn, MA

Objective: Installation of a 4,400 SQ FT LNAPL Cutoff Wall.

  • PCB Remediation
  • Marine Construction and Wetland Restoration
  • Geotechnical (Slurry Walls and Secant Walls)
  • Design Build

GE Landfill No. 6 Closure - Waterford, NY

GE Landfill No. 6 Closure - Waterford, NY

Objective: Closure of hazardous waste landfill.

  • Landfill Construction and Capping

GE Newell St. Area II PCB Soil Removal & Capping - Pittsfield, MA

GE Newell St. Area II PCB Soil Removal & Capping - Pittsfield, MA

Objective: Removal of TSCA and non-TSCA PCB contaminated soil and installation of a capping system

  • PCB Remediation
  • Marine Construction and Wetland Restoration
  • Environmental Design Build

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

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

Herrick Hollow Creek Stream & Wetland Restoration - Sidney Center, NY

Herrick Hollow Creek Stream & Wetland Restoration - Sidney Center, NY

Objective: Stream and wetland restoration of a 3,000’ creek previously disturbed as part of a PCB remediation at a federal Superfund site.

  • PCB Remediation
  • Marine Construction and Wetland Restoration
  • Design Build

Hudson River PCB Sediment Removal GE - Hudson Falls, NY

Hudson River PCB Sediment Removal GE - Hudson Falls, NY

Objective: Removal of PCB contaminated sediment located along the shoreline and above the mill intake.

  • PCB Remediation
  • Sediment Dredging and Subaqueous Capping
  • Marine Construction and Wetland Restoration
  • Water Treatment

iPark Edgewater Remedial Action Areas - Hudson Falls, NY

iPark Edgewater Remedial Action Areas - Hudson Falls, NY

Objective: Removal and off-site disposal of arsenic and pitch tar impacted soils from several remedial areas on a Hudson River waterfront development site. 

  • Soil Remediation

Luzerne Road PCB Remediation - Queensbury, NY

Luzerne Road PCB Remediation - Queensbury, NY

Objective: Excavation and on-site thermal treatment of PCB contaminated soil. Off-disposal of TSCA regulated soil and capacitors.

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

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

 

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)

 

NMPC Corinth Road PCB Soil Remediation - Queensbury, NY

NMPC Corinth Road PCB Soil Remediation - Queensbury, NY

Objective: Removal of PCB contaminated soils from Hudson River shoreline and Corinth Road subgrade.

  • PCB Remediation
  • Soil Remediation
  • Sediment Dredging and Subaqueous Capping

 

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

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

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 

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)

Port Jervis MGP Source Area Remediation - Port Jervis, NY

Port Jervis MGP Source Area Remediation - Port Jervis, NY

Objective: Source area removals at a former manufactured gas plant (MGP site) including several MGP structures and related components. 

  • MGP Remediation

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

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

 

Richardson Hill Rd Landfill Capping & Stream Restoration -Sidney Center, NY

Richardson Hill Rd Landfill Capping & Stream Restoration -Sidney Center, NY

Objective: Storm water pollution controls, landfill capping (~7 acres), and stream / wetland restoration at a PCB Superfund site.

  • PCB Remediation
  • Marine Construction and Wetland Restoration
  • Landfill Capping and Construction
  • Environmental Design Build

Spa Steel MGP Remediation - Saratoga Springs, NY

Spa Steel MGP Remediation - Saratoga Springs, NY

Objective: Installation of a 300' watertight barrier wall and geosynthetic cap system in downtown Saratoga Springs, New York.

  • MGP Remediation
  • Geotechnical (Slurry Walls and Secant Walls)

 

 

 

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

 

Stormwater Retention Pond Remediation - Glens Falls, NY

Stormwater Retention Pond Remediation - Glens Falls, NY

Objective: Removal of over 1,500cy of petroleum contaminated sediments from a cement plan retention pond. Upgrade of the pond layout to provide future oil spill prevention.

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

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

 

 

TerraTherm ISTD System Installation - Teterboro, NJ

TerraTherm ISTD System Installation - Teterboro, NJ

Objective: Installation of a 4-acre in-situ thermal desorption soil treatment system including all heating elements, collection pipes, groundwater barrier wall and ancillary components.

  • Soil Remediation
  • Pile Driving

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

Troy Area 4 MGP Remediation - Troy, NY

Troy Area 4 MGP Remediation - Troy, NY

Objective: Removal of Coal Tar and the installation of a cap system over a six (6) acre MGP disposal.

  • MGP Remediation
  • Soil Remediation
  • Sediment Dredging and Subaqueous Capping
  • Materials Processing
  • Landfill Capping and Construction

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