TDA Auxiliary Water Supply (AWS) Backup Debris Management

***Amendment 01*** 9 July 2026The purpose of this amendment is to extend the Bid Due by Date and to add a planned Site Visit.The Bid Due by Date has been amended from 1000 am PDT on 27 July 2026 to 1000 am PDT on 3 August 2026.A Site Visit has been scheduled for 1000 am PDT on 21 July 2026 at The Dalles Dam. Interested vendors must provide all required documents to Ms. Marie A. Adams via email at marie.a.adams@usace.army.mil prior to 1100 am PDT on 15 July 2026. Contact Ms. Adams for a list of all required entry documents. DIV 00 21 00 - Instructions has been updated to reflect the added Site Visit.***End of Amendment***This project is a Firm-Fixed Price Design-Bid-Build construction requirement which will provide a predesigned mechanical method for dislodging debris from the trash racks at the East Fish Ladder (EFL) Auxiliary Water Supply (AWS) Backup system intake. This will remove the need for operations staff to shut down the AWSB system to let river currents clear accumulated debris from the screens.

• NAICS237990
• PSCY1KZ

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• David Cook
  david.m.cook@usace.army.mil(503) 808-4621
• Justin F Figueredo
  justin.f.figueredo@usace.army.mil(503) 808-4628