Retaining Walls in Vancouver, WA
Replacing failed timber walls. Segmental block, natural stone and boulder walls engineered to hold Clark County grades and drain properly behind the face.
Free Estimate in VancouverRetaining Walls in Vancouver: what is different here
A huge share of Vancouver retaining wall work is replacement of pressure-treated timber walls built in the 1970s and 80s. Those walls had a service life of roughly twenty-five years and they are now well past it. The tell-tale signs are a forward lean, soil spilling over the top, and posts you can push a screwdriver into.
When we replace one, we fix what killed it. The originals almost never had drain rock or a drain pipe behind them, so saturated clay pushed on them every single winter. The block wall that goes in has a compacted rock footing, a buried base course, a full column of clean drain rock wrapped in fabric, and a perforated pipe daylighted somewhere real.
Access in established Vancouver neighborhoods is often the hard part. Narrow side yards, mature trees and close neighbors mean equipment choice matters, and we will tell you honestly at the walkthrough if a wall has to be built by hand and what that does to the price.
How we build it
- Compacted crushed rock footing on undisturbed soil
- Buried base course for stability
- Clean drain rock and filter fabric behind the full face
- Perforated drain pipe daylighted to a real outlet
- Geogrid soil reinforcement where the design requires it
- Honest guidance on when an engineer and permit are needed
A retaining wall is a structure, not decoration. It is holding back tons of saturated clay, and in this climate that clay is saturated for six months of the year. The walls that fail around here almost always fail for the same reason: nobody dealt with the water behind them.
About 20 minutes south of our Ridgefield shop. Estimates in Vancouver are free, and the price we put in writing is the price.
Full detail on how we build retaining walls · Everything we do in Vancouver
Retaining Walls we have built
Retaining Walls in Vancouver: questions we get
How tall can a retaining wall be without a permit?
The common threshold across Washington jurisdictions is about four feet, measured from the bottom of the footing to the top of the wall — but if the wall carries a surcharge such as a driveway, a slope or a structure above it, engineering is usually required at a lower height. Requirements differ between Clark County and individual cities, so always confirm with the building department that covers your address.
Why is my existing wall leaning?
Nine times out of ten it is water. If there is no drain rock and pipe behind the wall, saturated clay pushes against the back of it every winter and the wall slowly rotates forward. The other common causes are a footing set on soft or uncompacted soil and a missing buried base course. A leaning wall does not correct itself and gets more expensive the longer it sits.
Can you build a wall against my property line?
Often yes, but setbacks, easements and the drainage outlet all need checking first, and the excavation behind a wall usually needs more room than people expect. If the wall would affect a neighbor’s grade we will raise it before we quote.
Retaining Walls in Vancouver
Free on-site estimates across Clark County. We walk the property with you, tell you what it actually needs, and put a fixed price in writing.