Foundation repairs, retaining walls, piling systems

Architectural Concrete Compilation

This is a compilation of architectural concrete work we’ve done over the years including landscape retaining walls, stairs, driveways and other specialty concrete work.  Various colors, finishes, textures and forming techniques can be used.  The possibilities…read more

Kenmore Retaining Wall

Here we had a dry stack block retaining wall that was improperly constructed at the bottom of a 150’ tall & very steep hillside.  We stabilized the existing retaining wall with 2” pin piles and…read more

Queen Anne Seattle Basement & Bunker Garage

This was a fun project!!  We took an early 1900’s home with a partial 6′ tall basement, created 9′ finished ceilings and a 2 car deep concrete bunker garage.  Nearly 800 yards of dirt was excavated…read more

Seatac retaining wall

Seatac retaining wall

Dochnahl Construction constructed a wood and piling retaining wall in back yard of a Seatac home.  The yard had almost 2’ of slope in less than 20’ rendering it tough to use.  The owner…read more

“Make A Wish” sports court, Maple Valley WA.

    Dochnahl Construction was contacted to construct a concrete slab for a sport court in Maple Valley WA.   We’ve done several projects for the Make A Wish foundation but this one was a…read more

West Seattle Retaining Wall

Dochnahl Construction built this timber and piling retaining wall at the top of a hill side in West Seattle.  There had been few small surface land slides over the past couple winters so we helped…read more