Case Studies

TCE Contamination Delineation, Remediation and Management

This project included the completion of a Preliminary Site Investigation (PSI) Stage 1 and Stage 2, Detailed Site Investigation (DSI), Remedial Options Evaluation, off-site remediation, Human Health and Ecological Risk Assessment, and ongoing engineered barrier controls. The potential for the contamination first came to light during a routine Stage 1 PSI conducted for the client as […]

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Spill Response

Keystone Environmental assists clients in spill response activities ranging from initial impact assessment to directing and implementing response actions to protect the environment, effect clean up, and liaise with regulators and other interested parties. In April 2016, a fuel tanker truck with trailer and pup was involved in a motor vehicle accident on the Crowsnest […]

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Sointula Ferry Terminal Replacement – Marine Habitat Assessment

The Sointula Ferry terminal replacement included removal of the existing wharf, life cycle improvements to the trestle and transfer span, and construction of a new berth in the area of the existing wharf, including a new ramp abutment, transfer span, apron, towers, wing walls, and three new floating leads with anchor blocks. Remotely located in […]

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Lawson Foreshore Enhancement Project

John Lawson Park, on the waterfront in the Ambleside West Vancouver community was in danger of damage from ocean wave action during King Tides.   Keystone Environmental worked with the District of West Vancouver to resolve this risk, while at the same time increasing the marine habitat productivity.  Project constraints included: Maintain shoreline sediment transport while […]

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New Industrial Wharf and Shiploader, Burrard Inlet, Vancouver BC

Keystone Environmental completed the environmental investigations and approvals for this facility upgrade. The plan was to replace the nearly 100-year-old wharf facility with a new Panamax bulk commodity ship loading facility. We completed the Phase I and II Environmental Site Assessments, Human Health and Ecological Risk Assessment (HHERA), habitat assessment, remediation option assessment and selection, […]

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Shoreline Protection Project, William Head, Metchosin, BC

Keystone Environmental completed a marine habitat assessment of 16 foreshore and backshore locations around the William Head Institution in Metchosin, BC in 2014/2015. We collected baseline habitat, sensitive species and species at risk information to support an Environmental Effects Evaluation Fisheries Act project review. Works included a literature review, biophysical surveys (upland, intertidal, subtidal), hydrographic surveys, […]

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Vancouver Shipyards Modernization Project (Seaspan ULC).

The Vancouver Shipyards Modernization Project involved the development of a shipbuilding and ship repair centre, which included reconfiguring existing buildings, eight new buildings and a load‑out facility. The $170 million dollar project was completed under budget and ahead of schedule. The project required a Fisheries Act Authorization to offset residual impacts to fish and fish […]

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Chatterton Chemicals

At this former Dow Chemical plant site, soil and groundwater were contaminated with the main source being a major toluene spill during plant operation.  Following more than 10 years of investigation and remediation by another consultant, a conclusion remained years away and the owner retained Keystone Environmental to assist with the provision of technical oversight.  […]

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