Guides
Retaining Wall Guides
Answers to the questions that come up before, during and after a retaining wall project in Walnut Creek, Lafayette, Orinda and Danville. Each guide links the city, County and industry sources it relies on.
- Drainage behind retaining wallsDrain rock, perforated pipe, weep holes and fabric, and how to spot blocked drainage.Read
- Who is responsible for a retaining wall?Property-line and neighbor walls: the factors that matter, and why fence law doesn’t settle it.Read
- Retaining wall costPer foot and per square foot, by height and material, with worked examples.Read
- Permits by cityWalnut Creek, Danville, Lafayette, Orinda, Moraga and the County, side by side.Read
- Materials comparedBlock, CMU, poured concrete, timber, boulder and gabion.Read
- Hillside and tiered wallsSurcharge, tier spacing, soils reports and access on steep lots.Read
