Loren Data's SAM Daily™

SAMDAILY.US - ISSUE OF NOVEMBER 23, 2023 SAM #8031
SOLICITATION NOTICE

J -- Water Controllers for USACE Locks and Dams

Notice Date

11/21/2023 5:34:23 AM
 

Notice Type

Combined Synopsis/Solicitation
 

NAICS

238220 — Plumbing, Heating, and Air-Conditioning Contractors
 

Contracting Office

W07V ENDIST ST PAUL SAINT PAUL MN 55101-1323 USA
 

ZIP Code

55101-1323
 

Solicitation Number

W912ES23Q0099
 

Response Due

12/15/2023 1:00:00 PM
 

Archive Date

12/30/2023
 

Point of Contact

Ben Knutson, Phone: 651-290-5418, Jesse Onkka, Phone: 651-290-5444
 

E-Mail Address

benjamin.t.knutson@usace.army.mil, Jesse.L.Onkka@usace.army.mil
(benjamin.t.knutson@usace.army.mil, Jesse.L.Onkka@usace.army.mil)
 

Description

The Contractor shall provide five (5) custom programed Stager Controllers for the well-water filtration systems that are installed at the following Locks and Dams: LD2 (Hastings, MN), LD5 (Minnesota City, MN), LD5A (Fountain City, WI), LD7 (La Crescent, MN), LD9 (Eastman, WI).� These systems were originally designed, built and installed by Robert Hill Company in St Louis Park, MN. The resulting contract is for the replacement of the controller units only. The U.S. Army Corps of Engineers (USACE) has no preference for brand, make, or model of the controllers provided they comply with the performance requirements listed below and integrate into the currently working system. Additional parts may be required to insure the system and new components are compatible. No adjustment in contract price will be made for failure to ensure component compatibility.� The systems at all five sites incorporate four tanks on a balanced manifold.� Iron in the water is oxidized then filtered through backwashing filters.� Oxidation is accomplished with dissolved potassium permanganate injected into the water stream via a chemical feed pump.� The chemical feed pump is wired to operate with the well pump. �� The filters are four 30� diameter steel tanks.� The filter beds are composed of manganese greensand, a manganese coated glauconite capped with anthracite filter coal.� The four in-line tanks filter, until a set volume is treated, or a set period of time has passed.� The filters are then taken off-line and back-washed individually.� Following backwash, the filters are then returned to service.� Backwash is provided by the remaining tanks on-line, so there is no contamination in the lower distributor or lower layers of the filter bed.� Stager Controller Complete Stager Module UL (or nationally accredited test lab) listed components.� 12-month parts and labor warranty. Components and spare parts must be available within 10 days. Electronic copies of schematics, program data and ladder diagrams must be provided prior to award for evaulation.� Programs start, stop and cycle time of back flush cycle for well water filtration system. Capable of controlling pump and up to four greensand tanks. Measures and displays flow which can be used to determine that system is working effectively. Water flow ranges between 0-100 GPM (gallons per minute).� Typical service flow rate is 75 GPM (@ 3.5 fps). Backwash Cycle:� o First Stage: 8 GPM/Sq Ft o Main Wash: 15 GPM/Sq. Ft o Maximum Backwash Rate: 18 GPM/Sq. Ft o Backwash Flow Rate: 75 GPM o First Stage Flow Rate: 40 GPM o First Stage Duration: 2 minutes o Total Backwash Duration: 10 minutes Quantity of Five (5) units at locations listed.�� Contractor Requirements ? �� Must have minimum of five years documented experience in well water filtration systems and satisfactory performance ratings in Federal rating systems. Installation and Training Includes turnkey installation, integration, programming and training Includes Operator and Maintenance (O&M) Manual complete with schematics, recommended spare parts, and part numbers. Electronic copies of schematics, program data and ladder diagrams must be provided.� Contractor Site Visits Interested contractors are encouraged to see the application prior to bidding on these controllers. Minimum 48 hours� notice is required and is limited to maximum of two hours per site.�� Availability for site visits is during work hours of Monday through Friday 08:00 � 15:00.
 

Web Link

SAM.gov Permalink
(https://sam.gov/opp/ad8813c36d08428f8529c95795bd91c7/view)
 

Place of Performance

Address: Saint Paul, MN 55110, USA

Zip Code: 55110

Country: USA
 

Record

SN06891401-F 20231123/231121230047 (samdaily.us)
 

Source

SAM.gov Link to This Notice
(may not be valid after Archive Date)

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