Built to spec
Built to your engineered drawings, survey, and the real site conditions, not a standard package forced to fit.
Oil-Grit Separators are underground treatment devices installed to remove sediment, oil, and debris from stormwater runoff. Harrowgate Group self-performs the work to your engineered drawings, load, and finish, and completes it on site across Windsor, the GTA, and Ontario.
Tell us what you need and we’ll get you a quote. Licensed, insured & WSIB certified · Free, no-obligation quote & on-site assessment.
Licensed, insured & WSIB certified · Free, no-obligation quote & on-site assessment.
Built to your engineered drawings, survey, and the real site conditions, not a standard package forced to fit.
Heavy-duty steel and finishes chosen for the load, traffic, and environment on site.
Send specs, drawings, or photos and get a free, no-obligation site visit and estimate with no guesswork.
Installation and site work completed in accordance with Ontario requirements.
Oil-Grit Separators are underground treatment devices installed to remove sediment, oil, and debris from stormwater runoff. Harrowgate Group handles oil-grit separators for Windsor around the actual ground conditions, loads, and access of each site, built to spec, not to a template.
Most Windsor oil-grit separators jobs involve commercial sites, lots, and municipal drainage. Treating stormwater to meet water quality requirements are the recurring drivers; each Windsor project is sized to its own situation, not a one-size approach.
In Windsor (Essex County), oil-grit separators demand is driven mainly by automotive assembly and battery, logistics and cross-border, institutional, and industrial development. Windsor's automotive assembly and new battery-plant investment, plus its border logistics corridor, drive a major heavy-industrial and civil market. Demand spans large manufacturing site work, servicing, and border-corridor infrastructure.
Activity clusters in the automotive and battery lands, the border and bridge corridor, and the industrial parks. Much of the Windsor work is for automotive and battery manufacturers, logistics operators, and the City of Windsor, each needing the job built to the drawings, to code, and documented.
Across Windsor, oil-grit separators covers a real range of property, automotive assembly and battery, logistics and cross-border, institutional, and industrial development. Each calls for a different response, so Harrowgate Group scopes every Windsor project to the building and its use rather than one playbook.
The Windsor variables that matter are large automotive and battery site scopes, border-corridor infrastructure, and brownfield industrial context. So Harrowgate Group matches the methods, materials, and equipment to the site, and a Windsor project rarely needs the same approach as a standard property.
Harrowgate Group keeps Windsor oil-grit separators on schedule, from quote to crew on site with fast mobilization, then built to grade and documented through to completion.
For Windsor: survey and lay out to the drawings, prep and shore the site, build the work to code, then backfill, compact, and restore, a sequence checked at every hold point, not left to chance.
The right Windsor oil-grit separators outcome depends on the right people at the table. Harrowgate Group builds to the structural and civil engineers' spec, respects the architect's intent, coordinates surveyors and consultants, and works with municipal planning and inspection, carrying the Windsor project from stamped drawings through to a documented, approved result.
A typical Windsor oil-grit separators project pairs the work with local conditions: commercial sites, lots, and municipal drainage around the automotive and battery lands and clients like automotive and battery manufacturers. Harrowgate Group tailors each project to the situation and documents it for the file. Harrowgate Group also serves nearby Lasalle, Tecumseh, Leamington, so projects spanning the surrounding area stay with one team.
Each Windsor project is completed to its engineered spec, methods, materials, and load or compaction results set to the site and recorded, so what is built matches what was designed and approved.
Across Windsor, owners call Harrowgate Group for oil-grit separators for a simple reason: licensed, insured, and fully WSIB-covered work, fast mobilization, and a crew that actually knows the automotive and battery lands, the border and bridge corridor, and the industrial parks and how local buildings fail.
Self-performed on site to the engineered drawings, coordinated with concrete, servicing, and the surrounding work, then a clean, documented finish.
In short: Oil-Grit Separators are underground treatment devices installed to remove sediment, oil, and debris from stormwater runoff. For Windsor projects, it's built to the engineered drawings and the applicable codes, self-performed on site.
Yes, we respond across Windsor and the surrounding area. Response time is fast mobilization.
Across Windsor, the work concentrates around the automotive and battery lands, the border and bridge corridor, and the industrial parks, each job scoped to its own conditions.
Mostly automotive assembly and battery, logistics and cross-border, institutional, and industrial development, Harrowgate Group serves developers, contractors, municipalities, and property owners across Windsor.
In Windsor, the work accounts for large automotive and battery site scopes, border-corridor infrastructure, and brownfield industrial context, so the methods, materials, and equipment is matched to the site.
Stormwater treatment, and in Windsor, spec'd to the load and environment on site.
Harrowgate Group responds to Windsor with fast mobilization, covering the automotive and battery lands, the border and bridge corridor, and the industrial parks and the surrounding area.
All of Windsor, the automotive and battery lands, the border and bridge corridor, and the industrial parks and the surrounding neighbourhoods, plus nearby Lasalle, Tecumseh, Leamington.
Yes, Harrowgate Group handles automotive assembly and battery, logistics and cross-border, institutional, and industrial development across Windsor, from focused scopes to full builds, each set to its own site and drawings.
Cost depends on the site conditions, the ground, the scope, and the engineered requirements, Harrowgate Group reviews the drawings and the site for each Windsor project and provides a clear, documented quote.
Yes, Harrowgate Group assesses Windsor oil-grit separators on site and provides a documented scope before any work begins.
Real knowledge of Windsor, the automotive and battery lands, the border and bridge corridor, and the industrial parks, fast mobilization, work that is licensed, insured, and fully WSIB-covered, and full documentation on every project.
Harrowgate Group has served Essex County since 2006, 20 years of hands-on experience.
Harrowgate Group surveys and scopes it on site, builds the work to the engineered drawings and the applicable codes, and completes it to grade, handled by one accountable team across Windsor.
Yes, Harrowgate Group builds the work across Windsor and the surrounding area and manages it end to end, coordinating any engineers, consultants, and municipal approvals the project needs. We do the work, not just hand it off.
Commercial and heavy-civil construction, self-performed for developers, contractors, property managers, and municipalities.
Send drawings, a site plan, or a description of the scope. Harrowgate Group is licensed, insured, and WSIB certified.
Licensed, Insured & WSIB Certified · Self-performed and documented on every job
Tell us what you need and we’ll get you a quote. Licensed, insured & WSIB certified · Free, no-obligation quote & on-site assessment.
Harrowgate Group provides oil-grit separators, delivered and installed with quote-ready support across Toronto and surrounding Ontario communities.
Companies We've Worked With
Harrowgate Group delivers commercial and heavy-civil construction for developers, contractors, institutions, municipalities, and property groups across Ontario.