What trench drain installation typically costs
| Across a single driveway | $3,989–$7,989Cut, set, connected to the storm line and finished. |
|---|
Typical prices in Metro Vancouver and the Fraser Valley in 2026, before tax. They are a guide, not our quote. Too much depends on your home to price these jobs unseen, so your price is set on site, in writing, before any work starts.
When you need it
- A driveway that slopes toward the garage
- Water pooling at a basement door or patio
- A parkade entrance that floods in heavy rain
What changes the price
| Length of the channel | Longer runs need more channel, more cutting and more concrete. |
|---|---|
| Surface | Cutting through concrete or asphalt costs more than setting a drain in new work. |
| Where the water goes | A nearby sump or storm line is simple. A long run to one adds trenching. |
What the job involves
- Work out where the water comes from and where it can be sent.
- Cut the concrete or asphalt and excavate the channel.
- Set the drain channel to grade and connect it to a sump or storm line.
- Pour concrete around the channel, fit the grate and test with water.
- Time on site
- Usually 1 to 3 days
How pricing works for this job
There is no one price for trench drain installation, because the factors above change it from one home to the next. It starts with an on-site estimate for $269. A Pure Mechanical Group plumber looks at the job and gives you a price in writing, good for 30 days. Approve it and the $269 comes off the price. If you do not go ahead, the fee covers the visit. Anything found once work has started is priced and approved before it is done.
Call 1-800-604-0631.
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Questions people ask
How much does trench drain installation cost in Metro Vancouver?
Across a single driveway: $3,989–$7,989. Typical prices in Metro Vancouver and the Fraser Valley in 2026, before tax. They are a guide, not our quote. Too much depends on your home to price these jobs unseen, so your price is set on site, in writing, before any work starts.
Where does the water go?
To a sump, a storm connection or another approved outlet. It cannot be sent to the sanitary sewer or onto a neighbour's property.
Can vehicles drive over it?
Yes, when the right channel and grate are used. Driveway and parkade drains are rated for vehicle traffic.
Does it need maintenance?
Lift the grate and clear leaves and grit a couple of times a year, and before the wet season.
Is the estimate free?
No. A Pure Mechanical Group plumber comes out, looks at the job and gives you a written estimate. Approve it and the $269 comes off the price. If you do not go ahead, the fee covers the visit.
What if you find something unexpected once work starts?
The estimate is based on what can be seen. Anything found once a wall, floor or the ground is open is shown to you, priced and approved before it is done.
