Attachment 1 - STS Roller Chain - PD Rev 1_.pdf

This is a Purchase Description document for a federal contract opportunity issued by the U.S. Army Corps of Engineers (COE), NWP Portland District for Fish Screen Roller Chains at Bonneville Lock and Dam.

The contractor is required to provide 22 Tsubaki brand C2162H fish screen roller chains (11 matched pairs) within 12 weeks of award. The chains must be 42 feet long, 8 inches in length, prestressed, matched in pairs, and epoxy coated per drawing B101-0944C. The chains are specified for use in the Submerged Traveling Fish Screens (STS) at Powerhouse 2 to direct fish migration away from powerhouse turbines. Delivery must occur Monday through Thursday between 7:00 AM and 4:00 PM, excluding federal holidays, to the Bonneville Lock and Dam facility located at Interstate 84 Exit 40, NE Bonneville Way, Cascade Locks, OR 97014. Exhibit A provides detailed salient characteristics for the C2162H model, including specifications such as 4.00-inch pitch, 2.25-inch roller diameter, 58,000 lb tensile strength, heavy sidebar type, nitronic 60 stainless steel hinge pins, 17-4 PH bushings, case-hardened carbon steel rolls, and electrostatically applied black epoxy powder coating with no lubrication. The contracting officer is Suzanne W. Hunt (suzanne.w.hunt@usace.army.mil) and the contract specialist is Consuelo Kiser (consuelo.j.kiser@usace.army.mil).