Vertical mixed flow pumps
Closed Pre-Solicitation Posted
- Solicitation number
- W9128F18R0054
- Agency
-
ENDIST Omaha
US Army Corps of Engineers, Department of Defense
- Responses due
- Set-aside
- No set-aside
Opportunity facts
- Contract number
- W9128F18C0052 Federal contract award
- Awardee
- Gracon LLC
- NAICS code
- 237110 Water and Sewer Line and Related Structures Construction
- PSC
- Not on record
- Place of performance
- Williston Electric Pumping Plant Williston, North Dakota 58801, United States
Notice details come from SAM.gov. Updated .
Notice text
2 versions
Update #2 · Latest ·
31 Aug 2018: Amendment 001 is hereby issused for this solicitation (W9128F18R0054) to modify the specifications and drawings. Please read the amendment in its entirety. The proposal due date and time remain unchanged..
Update #1 ·
The U. S. Army Corps of Engineers, Omaha District will be issuing a solicitation for contractors to perform the following efforts at the Williston Pumping Plant:
1. Update 2006 Hydrologic analysis of watershed to calculate design flow rates for new pumps.
2. Replacement of all three vertical mixed flow pumps with a minimum pumping capacity of 25,000 gpm. Size pumps to provide maximum flow through 30-inch discharge pipe. Vertical pumps will be matched with new 460V inverter-duty motors.
3. Replacement of 2400V/480V transformer.
4. Replacement of 2400V switchgear and automatic start/stop controls with 480V switchgear and Variable Frequency Drives (VFDs).
5. Replacement of power cables to Electric Storm water Pumping Plant.
6. Replacement of water level indicator with remote reading to Riverdale office.
7. Wet well discharge piping coatings.
8. Replacement of flexible coupling between pump and discharge piping.
9. Replacement of flange bolts and gasket on discharge piping connection through wet well wall.
10. Replacement of two 14-inch diameter slide gates.
11. Trash rack repairs will be based on inspection.
12. Replacement of 48-inch slide sluice gate guides and extension stem. Possible gate replacement or adjustment based on inspection. Gates leak.
13. Possible Vacuum breaker repairs/replacement. Based on inspection.
14. Sump pump, check valve, gate valve, and fitting replacement inside sump.
.
Files
| File | Type | Posted |
|---|---|---|
| GP91_AMENDMENT_1_SHEETS.PDF | ||
| Am0001.pdf | ||
| Flood_Pumps_Garrison_Specs_final.pdf | ||
| REPLACE_ELECTRIC_FLOOD_PUMPS-GARRISON_DAM,_ND_-RTA_-_FULL_SIZE.PDF |
Notice history
| Notice | Type | Posted |
|---|---|---|
| This notice | Pre-Solicitation | |
| Williston electric pumping plant rehab | Pre-Solicitation |
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