Family owned and operated trucking company located on the beautiful North Oregon Coast in Tillamook, OR. Zwald Transport began with one truck in 1979 and now supports over 20 families. We have expanded from milk hauling to several other services, including Permaliner "No Dig" sewer repair, where our technicians can locate problems, clean and videotape lines and permanately repair cracks, holes and missing pipe sections... all without expensive excavation. Our bio-solids team hauls and land applies sludge for several Municipalities in the greater Pacific Northwest. Oceanside Sanitary covers residential and commercial garbage service in Oceanside, OR. We have on staff a Certified Small Water System Operator, a Cross Connection Specialist and Cerfified Backflow Assembly Tester.