Wet Yard or Basement? We Fix Drainage Right

French drains, perimeter drains and yard drainage. We find where the water's coming from and fix it at the source. One local operator, done right.

Our Services

Perimeter Drain Replacement

We dig along the foundation, replace failed or plugged drain tile, and backfill with clean drain rock so water percolates properly through the system. We also separate rainwater leaders from the perimeter drain, so roof water doesn’t overload it.
French Drains

Perforated pipe set in clean drain rock and wrapped in filter fabric, graded to carry surface and groundwater away from soggy lawns, low spots and problem areas. Each drain is tied into a proper outlet so the water has somewhere to go and doesn’t just move to the next spot in the yard.
Driveway Drainage

Culverts, ditches and base repairs where water is washing out your driveway or pooling on the surface. We rebuild soft spots with a proper compacted base and give the water a controlled path off the driveway, so it holds up through the wet season.
Foundation Waterproofing

We excavate along the foundation, clean the walls, seal cracks, and apply a waterproofing membrane and drainage board. Paired with new perimeter drains, it keeps groundwater out of your basement or crawlspace for the long haul.

Got Water Where It Shouldn’t Be?
We’ve Got the Equipment and Experience for That!

French drains, perimeter drain replacement, downspout and sump tie-ins, yard drainage and regrading, driveway drainage, and foundation waterproofing and repair. We also do excavation, trenching, retaining walls, land clearing and site prep.
Conrex Excavating proudly serves Chilliwack, Sardis, Promontory, Rosedale, Agassiz, Cultus Lake, Abbotsford, Mission, Langley, and across the Fraser Valley and Lower Mainland.— and we’re always ready to travel farther for larger or specialized projects.
Water in the basement or crawlspace, white staining or cracks on foundation walls, or water standing against the house after rain are the usual signs. Older drain tile often plugs up with silt or roots over time. A site visit will tell you what’s going on.
Most yard drainage and downspout jobs take 1 to 2 days. A full perimeter drain replacement usually takes several days, depending on the size of the house, the depth and the access. You’ll get a timeline with your quote.
At Conrex Excavating, we combine experience, honesty, and efficiency with a strong commitment to safety and client satisfaction. We don’t just move dirt — we build trust. Every project is handled with precision, integrity, and respect for your time, property, and budget.