Block vs poured retaining walls in Camas. Poured handles taller heights and worse drainage; segmental block costs less for short Clark County yard walls.
Retaining wall permits and height rules in Clark County. Walls over four feet need engineering, and shorter walls still face setback and code requirements.
Why retaining walls fail in Clark County. Most failures trace to drainage, not wall material. Hydrostatic pressure on Camas slopes pushes walls outward.
Retaining wall drainage for Camas slopes. Why weep holes, drain rock, and perforated pipe matter on Clark County hillsides that get 40 inches of rain.