Statement of Work (SOW) Linkbars.pdf
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- Solicitation number
- W9127N25QA020
About this file
This Statement of Work (SOW) details technical specifications for Submergible Traveling Screen (STS) Master Link Bars and Link Bars for the U.S. Army Corps of Engineers' John Day Dam project. The procurement requires 2,160 Standard Link Bars (16-hole) and 144 Master Link Bars (31-hole), with precise manufacturing requirements including rectangular tube dimensions (3"x1"x0.12"), specific welding standards, and a medium gray epoxy coating with 5 mil dry film thickness. Each bar must be constructed from ASTM 500 Grade A rectangular tubes and A36 flat bar tabs, with detailed specifications for hole spacing, threading, chamfering, and overall dimensional tolerances.
Delivery is specified for the John Day Dam and Willow Creek Project warehouse in Rufus, Oregon, with receiving hours Monday through Thursday from 7:30am to 3:00pm, excluding federal holidays. Vendors must contact the warehouse 72 hours in advance to schedule delivery and must be prepared to have equipment removable via forklift or crane. The solicitation (W9127N25QA020) is advertised as unrestricted under NAICS Code 332312 with a small business size standard of 100 employees, and all offerors must be registered in the System for Award Management (SAM) to be eligible for award.
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Other files
| File | Type | Posted |
|---|---|---|
| CombinedSynopsisSolicitation 25QA020.pdf | ||
| Drawing JDF-9-3-4A60_2.pdf | ||
| Drawing JDF-9-3-4A60_5.pdf |
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Text version
Submergible Traveling Screen (STS) Master Link Bars and Link Bar Requirements
General:
For a quote to be considered responsive, the Offeror shall include manufacturer name and model and must include technical specifications for approval by technical POC (to show they meet minimum requirements as listed below).
Price shall include all shipping and delivery charges. Must be shipped in a manner that will facilitate the removal of equipment via forklift or crane. This must be coordinated with the John Day Warehouse 72 hours before delivery, to make sure adequate staff is available.
Item and Quantity: All Master Link Bars and Standard Link Bars shall meet the specifications outlined below:
1. Linkbars, Standard, 16 hole… QTY: 2,160 ea.
2. Linkbars, Master, 31 hole… QTY: 144 ea.
Specifications:
General Specifications for the Master Link Bars and Link Bars.
o Drawings JDF-9-3-4A60/5 and JDF-9-3-4A60/2 contain all the details for the
Master Link Bar and Link Bar respectively.
o All Dimensions +/- 1/32” tolerance unless noted differently on drawings.
o 1/8” Fillet weld to join the Tabs and the Tube together. Each Tab must be welded at the locations where the tube notches. See drawings for weld details.
o All Welds must conform to AWS D1.1 o Tube and Tabs on bars must be straight within 1/8” entire length. See drawings for details.
o Completed bar assemblies must be submerged in a high performance, surface tolerant, two component chemically cured epoxy semi-gloss coating.
Dry File thickness of paint coating must be a minimum of 5 mils.
Color must be medium gray.
o Tube Specs Material: Rectangular Tube 3”x1”x0.12”, ASTM 500 Grade A required.
Dimensions
Tube must be 91-3/4”” in length.
Each link has two notches cut out at the ends of the tube o Notch Dimensions: 2”x 3/4” o See drawing JDF-9-3-4A60/2 or JDF-9-3-4A60/5 for details on Tube o Tab
Material: 3/4" Thick, 2-1/2" Wide A36 Flat Bar Dimensions
Each Tab must be 3-3/4” long.
Details on Tab
Each tab must have two Tapped Holes o Thread: ½-13 UNC 2B threaded holes. See drawing JDF-9-
3-4A60/2 or JDF-9-3-4A60/5 for hole locations on tab.
o Tapped Holes must be free from debris or paint.
Tab must have two thru holes.
o Diameter: 0.257” and +0.007” tolerance. See drawing JDF-
9-3-4A60/2 or JDF-9-3-4A60/5.
o Spacing between must be 2” apart and 5/8” off the edge of tab. See drawing JDF-9-3-4A60/2 or JDF-9-3-4A60/5 for more details.
Break all sharp edges and deburr all holes.
Chamfer edges o 1/8” x 45° Chamfer- See drawing JDF-9-3-4A60/2 or JDF-9- 3-4A60/5 Chamfer details.
Master Link Bar Specs o Each Master Link Bar are made of one Tube and two Tabs.
Refer to Drawing JDF-9-3-4A60/5 for part details.
Drill 29 holes with 3” spacing on center of tube.
Hole Diameter is 0.257” with +0.007” tolerance.
Once tabs are welded, there must be a total of 31 holes with 3” spacing on the top side of the bar.
Distance between the threaded holes between both Tabs must be 94”.
Link Bar Specifications o Each Master Link Bar are made of one Tube and two Tabs.
Refer to Drawing JDF-9-3-4A60/2 for part details.
Drill 14 holes with 3” spacing on center of tube, top side.
Hole Diameter is 0.257” with +0.007” tolerance.
Once tabs are welded, there must be a total of 16 holes with 6” spacing on the top side of the bar.
Distance between the Tabs threaded holes on each end must be 94”.
Shipping and Delivery:
John Day Dam and Willow Creek Project Attn: Jordan Mills I-84, Exit 109 Rufus, OR 97050
Warehouse Phone: 541-739-1155
Hours of Receiving: Mon-Thurs 7:30am – 3:00pm, except for Federal Holidays.
Please contact the warehouse 72 hours in advance to schedule delivery.
File details come from the government source that posted it. Updated .