Post and Pier Foundations
Crawl Space Drainage System
Sump Pump System
Water & Sewer Lines
Basement Water Proofing
Downspouts Footing Drain
Yard & Site Drain
Water Damage Restoration
Wu Construction Inc, Drainage & Foundation Services specializes in drainage and foundation systems construction and repair. Since its founding in 1983, our company has striven to provide quality service and reasonable prices to our customers.
Over the past 30 years, we have successfully completed thousands of projects for homeowners and businesses in the greater Seattle area. We are well regarded by our customers and have received much applause and appreciation for our speedy responses to inquiries and the outstanding efficiency and quality of work.
Our drainage group specializes in building standing water elimination in crawl spaces, yard drain, basement waterproofing, and side sewer repair and replacement. Our foundation crews specialize in building strong concrete foundations or repairing those damaged from settling or cracking. We also construct post and pier foundations and repair those damaged by moisture or insects.
Hardwood floors, Crawl space cleaning and insulation, wall and ceiling painting
Clean up crawlspace. Seal leaking concrete wall. French drain. Install 1/3 HP sump pump.
Clean crawl Space, install new vapor and floor insulation, repalce broken insulation on pipeline
Replacement of the sewage pipe outside the house
Water Main Line Replacement (Outdoor Meter to House)