A.02 PD SOW - ATTACHMENT 001 - STS Replacable Tracks.pdf
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- Attached to
- John Day Dam STS Roller Chain Replaceable Track
- Solicitation number
- W9127N26QA072
About this file
This document is a Specifications attachment for a federal contract requirement to manufacture and deliver Submerged Traveling Screen Replaceable Tracks for the John Day Lock and Dam facility in Oregon.
The contractor must provide 72 total replaceable track sections (12 of each of six different track types) manufactured from UHMW Polyethylene with consistent dimensions of 2 inches width and 0.75 inches thickness. The six track sections consist of two styles: the 25-3 Replaceable Track (three sections of varying lengths from 57.250 to 74.000 inches with 6 to 8 slots each) and the 25-4 Replaceable Track (three sections of varying lengths from 55.250 to 74.000 inches with 6 to 8 slots each). All sections must have slots machined on one side with the first slot positioned at specified distances from the end of each track, and subsequent slots spaced 9 inches apart. All machined surfaces must be cleaned and deburred. The contractor must submit digital copies of technical drawings and product data sheets for approval prior to delivery and provide one physical and one digital copy of all documentation. Delivery must be made to the north side of John Day Lock and Dam in Rufus, Oregon (I-84, Exit 109) between 7:00 a.m. and 3:00 p.m. during normal working days (Monday through Thursday, 6:30 a.m. to 5:00 p.m.). The contractor is responsible for all packaging and transportation costs, with proper protection to prevent damage during shipment. All replaceable tracks are warranted to conform to specifications upon receipt and acceptance at the delivery site.
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ATTACHMENT 1 – SPECIFICATIONS
Submerged Traveling Screen Replaceable Tracks
John Day-Willow Creek Project, Oregon
1. SCOPE
John Day Lock and Dam has Submerged Traveling Screens (STS). The STS’s have Replaceable Tracks that the roller chains moving the screen rides on. There are two different styles of Replaceable Tracks made of three sections. Each STS uses two of each style of track. For this effort the contractor shall provide 12 of each section. This QTY per section shall be enough to make 12 each style of Replaceable Tracks. Contractor shall provide a physical and digital copy of the technical drawings and product data sheets for the material. Specifications for each of the Replaceable tracks are listed in this document.
2. SPECIFICATIONS
a. ALL REPLACEABLE TRACKS SECTIONS SHALL
i. Be made of UHMW Polyethylene
ii. All have the same width and thickness.
1. Width: 2in
2. Thickness: 0.75in
iii. Have slots made on the one side of the track section. All track sections will have multiple slots, quantity will vary per section. First Slot location will differ per each track section. Slots after the first one will be 9in apart. Slots details in images below:
Figure 1: Top view of the Replaceable Tracks Slots.
Figure 2: Section view of a Slot on the Replaceable Tracks.
iv. All machined surfaces shall be cleaned and deburred.
b. DETAILS ON EACH REPLACEABLE TRACK SECTIONS
i. 25-3 REPLACEABLE TRACK (1)
1. Track Length: 69.000in
2. Number of Slots: 7
a. Slot spacing from the end of Track: 11.000in
3. See Drawing M-101 for more details.
4. Quantity of tracks needed: 12
ii. 25-3 REPLACEABLE TRACK (2)
1. Track Length: 74.000in
2. Number of Slots: 8
a. Slot spacing from the end of the track: 7.750in
3. See Drawing M-102 for more details.
4. Quantity of tracks needed: 12
iii. 25-3 REPLACEABLE TRACK (3)
1. Track Length: 57.250in
2. Number of Slots: 6
a. Slot spacing from the end of the track: 9.000in
3. See Drawing M-103 for more details.
4. Quantity of tracks needed: 12
iv. 25-4 REPLACEABLE TRACK (4)
1. Track Length: 69.000in
2. Number of Slots: 7
a. Slot spacing from the end of the track: 11.000in
3. See Drawing M-104 for more details.
4. Quantity of tracks needed: 12
v. 25-4 REPLACEABLE TRACK (5)
1. Track Length: 74.000in
2. Number of Slots: 8
a. Slot spacing from the end of the track: 7.000in
3. See Drawing M-105 for more details.
4. Quantity of tracks needed: 12
vi. 25-4 REPLACEABLE TRACK (6)
1. Track Length: 55.250in
2. Number of Slots: 6
a. Slot spacing from the end of the track: 9.000in
3. See Drawing M-106 for more details.
4. Quantity of tracks needed: 12
vii. Drawings for tracks can be found in the “Replacement Tracks Drawings” document.
viii. NOTE: Sections 25-3 Replaceable Track (1) through 25-3 Replaceable Track (3) make one of the styles of the Replaceable Track. Sections 25-4 Replaceable Track (4) through 25-4 Replaceable Track (6) make up the other style of Replaceable Track.
c. THE CONTRACTOR SHALL
i. Provide 12 of each of the Replaceable Tracks mentioned in the section B and deliver them to John Day Lock and Dam. They all must meet the requirements stated in section A and B.
ii. Submit for approval prior to delivery a digital copy of the technical drawings and product data sheets for the material used.
iii. Provide 1 physical copy and 1 digital copy of the Replaceable Tracks technical drawings, and product data sheets of material.
iv. REQUIREMENTS above.
3. WARRANTY
a. Warranty provisions of these Specifications shall apply, except that notwithstanding inspection and acceptance, all replaceable tracks warranted to conform to these specifications upon receipt and acceptance at delivery site.
4. SHIPMENT
a. The following general requirements apply to the Replaceable Track Sections:
i. Shipping General
1. Prepare all components for shipment in a manner to protect them from damage. The Contractor must be responsible for and make good at no extra cost to the Government damage resulting from improper preparation, as well as for damage occurring during inspection, or shipping.
2. If steel banding is used, use adequate protection so that it does not harm Replaceable Track Sections.
3. All packaging materials used become the property of the Government.
ii. Shipment the Replaceable Track Sections.
1. Provide packaging, package for shipment, and provide transportation project facility.
5. SCHEDULE AND DELIVERY
a. Government Personnel at site to deliver. Normal working hours at John Day Dam are
6:30 a.m. to 5:00 p.m., Monday through Thursday. The delivery shall arrive between 7:00 a.m. and 3:00 p.m. during normal working days. This is to allow for unloading and inspection. The delivery shall be made to the north side of the dam. Delivery address is as follows:
John Day Lock and Dam I-84, Exit 109 Rufus, Oregon 97050
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