Liquid Chlorine Feed and Storage System

The City of Des Moines Park and Recreation Department is solicitating quotes for an annual agreement for providing a Liquid Chlorine Feed and Storage System for Pools as per the terms, conditions, and specifications of this Request for Quotation.

The City of Des Moines Parks and Recreation Aquatics Division is requesting quotes for the installation and maintenance of a sodium hypochlorite (liquid chlorine) storage and feed system for the following pool and splash pool locations per the terms, conditions, and specifications of the Request for Quote document.

The splash pool and the four swimming pools are currently operating on liquid chlorine. The new systems will need to be installed in the current space available at each of the five facilities and must meet the standards set by the State of Iowa Department of Public Health and OSHAA to chemically treat pool water to meet the State of Iowa Department of Public Health pool code #641-15.

Locations to be serviced include:

• Ashworth Memorial Swimming Pool, 101 SW 45th Street. Main pool: 565,000 gallons. 3 high-rate sand filter systems
• Birdland Swimming Pool, 300 Holcomb Avenue. Main pool: 740,000 gallons - 4 high-rate sand filter systems. Baby pool: 20,000 gallons - 3 high-rate sand filter systems
• Northwest Family Aquatic Center, 4915 Madison Avenue. Main pool: 165,000 gallons. 1 gravity filter system
• Teachout Family Aquatic Center, 2601 Hubbell Avenue. Main pool: 150,000 gallons. Plunge pool: 28,000 gallons. 1 gravity filter system
• Crivaro (splash pool), 1012 SE 14th Street. Main pool: 12,825 gallons. 2 high-rate sand filter systems

Requirements:

1. Selected vendor will install brand new chemical resistant, medium to high density polyethylene double wall or with sleeve tanks to provide secondary containment and ultraviolet inhibitors as required by the Iowa Department of Public Health.
2. Each chlorine system will be sized and built specific to the location where it is installed.
3. Bidders should inspect each site and install the appropriate system at each location.
4. Tanks shall have reverse float indicators that will show the level of chemical inside the interior tank.
5. When multiple tanks are used, there should be a valve manifold system installed with schedule 80 PVC and true union ball valves so the metering pump can pull chemical from any tank.
6. Liquid chlorine will only be handled by certified drivers and technicians from the company that is providing the chlorine. The system should operate hands free for our staff.
7. Stenner peristaltic metering pumps and required points of injection shall be included in the lease to meet the chlorine demand of each pool.
8. Two additional Stenner peristaltic metering pumps shall be provided to the City of Des Moines Park and Recreation Department for use as back up during the operating season.
9. Liquid chlorine should be a minimum of 10% sodium hypochlorite solution.
10. Liquid chlorine shall be available for weekly delivery at all five facilities.
11. The full system will include all of the above and any necessary 1/4” chemical resistant poly tubing from the tanks to the manifold, from the manifold to the metering pump and from the metering pump to the point of injection.
12. All 1/4" tubing shall be sleeved in schedule 80 PVC.
13. New 1/4” chemical resistant poly tubing and fittings shall be installed annually on the first day of delivery at all facilities as part of maintenance for the terms of the contract.
14. Lines, fittings and stenner pump shall be inspected with every tank fill.
15. If any of the facilities are closed for any reason or are no longer in operation, they may be excluded from the contract without penalties.

Start/Completion:

1. Selected Contractor agrees to begin work/installation as soon as possible after contract is awarded.
2. Work/installation shall be complete by **April 15th** of each contract year.

Responses will be accepted through this electronic bidding system by the close date and time listed. Faxed, emailed, mailed or hand delivered responses will not be accepted.

**Required:** Upload the completed *Insurance Carrier* form located on the "Attachments" tab.

The initial contract will be from April 8, 2027, through April 7, 2028. No price escalation will be allowed during the initial term of the contract. The City may elect to extend this contract for five (5) additional one (1) year terms. The cost cannot increase more than 3% annually.

The City intends to award to the lowest responsive, responsible and qualified bidder. Consideration may be given to pricing, the contractor’s responsiveness to the Request for Quote, references, customer service and experience, contractor qualifications, and past experience of the City with the contractor.

Insurance is required as specified in the "Attachments" tab and will be required before issuance of a purchase order or commencement of work.

Award of the contract will be made in the form of a contract purchase order.

Note: Current price is **$1.96 per gallon**