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AUS performed dive support services on the Fishway Closure Project at Lower Granite Dam.  Tasks included concrete removal using a hydraulic wall saw and the installation of 3 dewatering bulkheads.  Work was performed Jan/Feb 2018.

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"We appreciate AUS’s consistently excellent work and look forward to working with your team again soon.”

Pat N Engineer

”We really appreciate and enjoy working with the team at AUS.

Have a great holiday!”

Craig – Engineer


AUS Diving (Associated Underwater Services) located in Spokane, Washington and Seattle, Washington, provides high quality diving and underwater construction services throughout the Western United States and worldwide.


We focus on high-end technology to exceed industry standards through innovation and experience. Please take a look at our Seaeye Falcon and our Track link 1500.


Our projects gallery demonstrates the scope of services we have performed including the many challenging environments for which we have successfully engineered solutions...

AUS Diving is a commercial dive company located in Washington, providing Diving Services, Underwater Construction, Sonar Services, Pipeline Inspection, Dams and Bridges Services. We have extended experience with Commercial Diving, Mixed Gas Diving, High Altitude Diving, Underwater Core Drilling, Hydroelectric Dams, Remote Operated Vehicles, Sonar Inspections, Pipeline Installation, Positioning Systems, Lake Taps, Eel Grass Mapping, Bridge, Bathymetric Survey, Multibeam, Single Beam Sonar Survey and Pier Repair Salvage.


AUS Affiliates

Association of Diving
Contractors International



Associated General Contractors of America


Divers Alert Network

  • Commercial Diving
  • Mixed Gas Diving
  • High Altitude Diving
  • Underwater Core Drilling
  • Remote Operated Vehicles
  • Sonar Inspections
  • Pipeline Installation
  • Positioning Systems
  • Lake Taps
  • Bridge & Pier Repair
  • Salvage
  • Eel Grass Mapping
  • Hydroelectric Dams
  • Underwater Welding and Burning
  • Cofferdams / Stream Diversions
  • Diver Assisted Dredging
  • Intakes and Outfalls
  • Potable Water Diving
  • Contaminated Water Diving
  • Hyperbaric Tunneling Interventions
  • Diving for Support of Tunneling Operations
  • Pier and Piling Repairs (Stubbing, Wrapping and Encapsulation)


Spokane: 3901 E Ferry Ave Spokane, WA 99202 Phone: (509) 533-6500 Fax: (509) 533-6505
Seattle: 6706 NE 175th St., Unit D Kenmore, Washington 98028 Phone: (425) 487-0329 Fax: (425) 487-0364
San Diego contact: Nanci Donohue 760-271-0261