26-8683_Exhibit_K_-_Supplemental_Qualifications.pdf

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Attached to
SCRWTP Lime Softening Improvements - Blend Tank
Solicitation number
26-8683
Issued by
Collier County, Florida

About this file

This is a supplemental qualifications document for Collier County, Florida, related to Bid No. 26-8683 for the SCRWTP Lime Softening Improvements - Blend Tank project. The solicitation was advertised on June 1, 2026, with sealed bids due no later than July 1, 2026 at 3:00 PM local time. A non-mandatory pre-bid meeting is scheduled for June 9, 2026 at 11:00 AM at the South County Regional Water Treatment Plant located at 3851 City Gate Drive, Naples, Florida. The project involves construction improvements to a water treatment facility, and prospective bidders must register on the county's procurement portal at https://procurement.opengov.com/portal/collier-county-fl to access complete bid documents.

General contractors bidding on this project must demonstrate substantial experience by providing five project references, with a minimum of three references meeting all specified qualification requirements. Qualified references must include completion of at least three projects within the past ten years, each with a minimum contract value of $1,000,000 and involving water or wastewater treatment plant work with chemical systems and reinforced concrete infrastructure components. The reference projects must demonstrate successful retrofit or rehabilitation work completed at operating facilities without unreasonable service disruptions, on-time completion, and project completion within budget without excessive change orders. All selected subcontractors must possess equivalent experience in their respective trades, with experience requirements verified through reference checks conducted by county representatives.

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26-8683 SCRWTP Lime Softening Improvements – Blend Tank

Supplemental Qualifications of Bidders

The Bidder must provide five (5) project references for work of similar size and scope.

These references will be used to evaluate the Bidder’s experience, skill, business standing, and ability to perform the work as required under the Agreement. Three of the five references must meet all the requirements below or bid may be deemed non-responsive/non-responsible.

A. Minimum qualification requirements for General Contractors shall include completion of at least 3 projects in the past ten (10) years, which meet the following criteria:

1. Minimum contract value of $1,000,000.

2. Water or wastewater treatment plant projects. The scope of work for these reference projects shall include either water and/or wastewater chemical systems including sampling and delivery, and reinforced concrete water, wastewater and/or infrastructure retaining structures of at least the size indicated on the drawings.

3. Retrofit, rehabilitation, or improvements completed to an operating water or wastewater facility without unreasonable disruptions to service due to Contractor’s actions or failure to act.

4. Work including water retaining structures, piping systems, site work, mechanical, and work of similar type, size, and complexity.

5. Projects completed and operating to the satisfaction of County (to be verified by calling references).

6. Projects were completed on time.

7. Projects completed within budget without unreasonable claims or excessive change orders.

B. Any sub-contractor selected by Contractor shall have equivalent experience for the trade in which the work will be performed (exclusive of dollar value noted).

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