Where we work
OT Construction is based in Federal Way and builds across Pierce and South King County. Our full service pages are below, and we also serve the other communities listed.
Cities with their own pages
- Federal WayOur home base: glacial-till lots, older subdivisions, and slopes toward Puget Sound.
- EdgewoodLarger lots, long driveways, and rolling ground on the upland above the Puyallup valley.
- University PlaceHillside lots above the Puget Sound shoreline, with the city’s own retaining wall standards.
- TacomaBluffs, hillsides, and older streets, with city driveway rules and a smelter-plume soil warning.
- LakewoodLevel gravel ground, lakes, and housing mostly built between 1950 and 1979.
- PuyallupRiver-valley flats and South Hill slopes, where the mailing address does not settle the permit office.
- Bonney LakeA plateau above the Puyallup valley, with steep-slope rules and part of the Lake Tapps shoreline.
- AuburnRiver-valley flats and hillside ravines, a city in two counties, and a sidewalk code that inspects before the pour.
- Des MoinesPuget Sound slopes, creek ravines, and mid-century homes under a city critical areas code.
- KentAn industrial valley floor beside the Green River, detached-home hills, and a city flood and landslide code.
- MiltonA small city on the Pierce-King county line, with creeks, wetlands, and city driveway standards.
- SpanawayUnincorporated Pierce County: gravelly outwash soil, septic drainfields, and county permits.
- FifeFlat valley-floor ground, shallow groundwater, and flood-area rules.
- Lake TappsA man-made reservoir with shoreline setbacks and a water agency that owns the water’s edge.
- CovingtonSoos Creek Plateau subdivisions, a three-foot wall permit trigger, and creek, wetland, and slope buffers.
- Maple ValleySlow-draining till around three lakes, outwash elsewhere, and city rules on driveway width, culverts, and wall height.
- RentonCedar River valley fill, coal mine hazard areas, lakeshore parcels, and a 48-inch wall permit line.
- East Renton HighlandsUnincorporated plateau east of Renton: King County permits, slope and drainage rules, and the Cedar River edge.
- NewcastleHillside lots, old coal mine ground, a wet-season grading limit, and Coal Creek, May Creek, and Lake Boren buffers.
- Mercer IslandA Lake Washington island with mapped slope hazards, an October to April grading limit, and lot coverage set by slope.
- IssaquahMountain-foot hillsides, a creek-fed valley floor, mapped coal mine and flood areas, and a 4-foot wall permit line.
- White CenterUnincorporated plateau at Seattle’s southwest edge: King County permits, mostly pre-1969 housing, and the Seattle and Burien lines close by.
- West SeattleA Seattle district on a hilly peninsula: city permit rules, steep-slope and landslide mapping, and a saltwater shore.
- BurienBluff and ravine slopes, mostly pre-1970 housing, and a 500-square-foot driveway permit line.
- Normandy ParkPuget Sound bluffs, creek ravines, and a city code that limits roof and drain discharge near slopes.
- TukwilaFill-capped river alluvium on the valley floor, steep Alderwood hillsides above, and a Permit Center wall line at four feet.
Every city we serve
Cities with a link have their own page for each service we offer.
Not sure whether we serve your address? Call 206-483-5334 and ask.
Talk to us about your project
Call or email us. We’ll talk through the work and set up a time to see the site.