SPECIFICATIONS FOR BID EVENT

0000004341

LIQUID SODIUM HYPOCHLORITE

DIVISION OF WATER TREATMENT & DISTRIBUTION SERVICES

PUBLIC WORKS DEPARTMENT

CITY OF MINNEAPOLIS

(612) 661-4906

I HEREBY CERTIFY THAT THIS SPECIFICATION WAS PREPARED BY ME OR UNDER MY DIRECT SUPERVISION AND THAT I AM A DULY REGISTERED PROFESSIONAL ENGINEER UNDER THE LAWS OF THE STATE OF

MINNESOTA.

Peter J. Pfister, Superintendent, Water Plant Operations

DATE September 29, 2026 REG. NO. 42709 Registration Renewal Date: 7-1-28

SPECIFICATIONS FOR LIQUID SODIUM HYPOCHLORITE

Minneapolis Division of Water Treatment & Distribution Services Minneapolis, Minnesota

1. GENERAL

Bids are asked for approximately 60,000 dry pounds SODIUM HYPOCHLORITE (NaOCl) provided as liquid product with a NaOCl concentration of 12.0 to 15.0%W/W for use in water treatment for the City of Minneapolis over a 12 (twelve) month period, beginning approximately 12/1/2026. The material to be supplied, the handling, packing, shipping and testing thereof, except where otherwise herein specified, shall all conform to the latest revision of AWWA Standard B300.

The actual amount supplied will be contingent upon plant needs and conditions and could vary significantly. The bidder's attention is directed to Item 3 for further information regarding delivery.

2. SECURITY PROVISIONS

The Minneapolis Water treatment complex is a secure facility with controlled access. The following delivery practices are required for security reasons. Failure to follow these practices could result in police being summoned to City facilities or forfeiture of vendor’s contract to supply the City with chemicals.

Before any deliveries are made, the successful bidder will be required to furnish to the City a list of driver names delivering chemicals to City facilities. The list will include driver CDL numbers along with a picture of the drivers.

All chemical shipments will leave the chemical vendor’s facility with security seals on the valves and openings into the product storage vessel. The seals will only be broken or removed in the presence of City staff at City facilities before unloading. If seals are broken or tampered with before delivery, or without City staff present, the chemical shipment will be refused.

Before a delivery to City facilities is accepted, staff must be in receipt of an email from the vendor containing the following information. If an email has not been received, or the delivery driver is different from the faxed information, the shipment will not be received until verification or authenticity can be established by City staff.

Vendors will fax or email the following information before truck arrives on site:

• Driver name and CDL number and license photo

• Passenger(s) name, if any

• Seal numbers

• Tractor #

• Trailer #

• Bill of lading #

All drivers and passengers must stop at the facility’s staging area for pre-screening prior to

Specifications for LIQUID SODIUM HYPOCHLORITE unloading. The pre-screening involves City staff verifying driver and load against faxed information received.

• No weapons allowed on site unless they are secured (locked up) in the vehicle.

• Pets must remain in the vehicle or be on a leash at all times.

Delivery vehicles are subject to search by City staff or City’s security personnel.

3. DELIVERY

Vendor will provide a telephone number for order placement.

Shipments shall be on order of the Water Treatment Plant Supervisor for the City. The City Supervisor shall provide the Supplier with a City of Minneapolis Purchase Order (PO) number. This PO number must be on each invoice subsequently submitted.

Delivery hours are Monday – Friday, 7:30 a.m. to 2:00 p.m.

Delivery is to be made by tank truck of approximately 4,000 (four thousand) gallon capacity.

Material shall be delivered as called for F.O.B. to the following location:

Minneapolis Water Division Columbia Heights Membrane Plant 4500 Reservoir Boulevard Minneapolis, MN 55421 eric.pederson@minneapolismn.gov

Weights on each bill of lading showing the full load (gross) and empty truck (tare) must be weighed on a certified truck scale.

Documentation of each load’s weight percent assay of sodium hypochlorite (% NaOCl w/w) and specific gravity shall accompany each load delivered.

Upon request of City personnel:

• Driver must collect a sample of the chemical being delivered in the presence of City’s plant personnel and provide that sample for testing.

• Driver will allow City personnel 15 minutes to examine sample and perform test before unloading.

• Driver shall remain at fill station throughout the unloading process and monitor the unloading process.

• Driver shall wear the appropriate protective face and body apparel, as required by the Occupational Safety and Health Act, when unloading the product.

• Driver will ensure that the pipe and valve system at the plant used for off-loading is clear after delivery.

• The supplier shall be responsible for cleanup of any spills, resulting from the delivery or occurring during unloading of the product. Note that chemical spillages are collected in an interceptor tank located below grade to provide environmental protection. This tank has to mailto:james.forslund@minneapolismn.gov be empty before chemical deliveries can be accepted, per Minneapolis Water procedures.

4. BIDS

All bids will be expressed in U.S. dollars per dry pounds of SODIUM HYPOCHLORITE (NaOCl) delivered. See Part 8 for payment determination.

5. SUBMITTALS

Prior to contract award, successful bidder shall submit the following documentation for the product to be furnished:

a. Provide the manufacturer name and address (City, State).

b. A product data sheet describing: product density and weight percent of NaOCl and concentrations of trace components / contaminants.

c. Certificate of Compliance with NSF Standard 60 - Drinking Water Treatment Chemicals -

Health Effects

d. Globally Harmonized System Safety Data Sheet

e. Copy of current certification of scale(s) used to establish gross and tare weight on each bill of lading. Current scale certification shall be re-submitted throughout the duration of the contract.

6. PRODUCT QUALITY

The material supplied shall conform to the requirements of ANSI/AWWA Standard B300 (latest edition). The material supplied shall be certified for treatment of drinking water by an accredited certification organization in accordance with ANSI/NSF Standard 60, Drinking Water Treatment Chemicals – Health Effects. The material will be used as an oxidant/ disinfectant and as a membrane cleaning agent at a maximum use concentration of up to 500 mg/L.

7. LABORATORY TESTING

The product will be analyzed in accordance with the provisions of the latest edition of the AWWA Standard, or other U.S. E.P.A. approved methodologies.

The tests will be performed by the Minneapolis Water Laboratory or its appointed representative.

The tests will be performed on the material as delivered and not subject to any pretreatment that would precipitate or remove any delivered impurities.

If the delivered chemical fails to meet the test standards, then the City shall have the option of having the Vendor remove the inadequate chemical from the storage tank and replace with chemical that meets the specification.

8. INVOICE AND PAYMENT

Payment will be on the basis of dry pounds NaOCl (sodium hypochlorite) delivered. For each delivery and associated invoice, the following shall be documented:

• Net pounds product delivered (gross minus tare weight from weigh ticket)

• Assay weight percent sodium hypochlorite (% NaOCl w/w) for delivered load.

All work requested under this Contract shall be placed on a City issued Purchase Order.

Contractor shall make all reasonable efforts to submit invoices and documentation in an electronic format, such as PDF or other format compatible with City software capabilities, in lieu of paper invoices and documentation, when so requested by City.

Upon delivery and acceptance of the service, the Contractor shall submit an invoice detailing the appropriate charges.

Invoices shall be submitted to:

City of Minneapolis505 Fourth Ave S, Room 310 Minneapolis, MN 55415 Email: submitinvoices@minneapolismn.gov

Upon receipt of invoice and final inspection and acceptance of the service, the City will render payment within thirty (30) days unless any items thereon are questioned, in which event payment will be withheld pending verification of the amount claimed and the validity of the claim. The Contractor shall provide complete cooperation during any such investigation.

The City will not pre-pay for service. All bills shall state the location and dates of service being billed.

All fees, taxes, charges, surcharges, and revenue payments are to be itemized.

No payment will be made for materials stored off-site except in situations where payments may be considered by the City for materials which are stored in a secured area, to be verified by the City and where the Contractor maintains adequate insurance coverage protecting specific materials from loss.

Proof of insurance shall be supplied prior to payment for any materials stored off-site.

9. RIGHTS RESERVED

The City of Minneapolis reserves the right to accept or reject a part or all of any or all bids as the interest of the City may require.

9/2026 mailto:submitinvoices@minneapolismn.gov