Solids Contact Unit Rehabilitation

The City of Stillwater and Stillwater Utilities Authority are seeking a contractor to rehabilitate solids contact units at the Stillwater Water Treatment Plant, including controls and partial equipment replacement and concrete repairs.

City of Stillwater > Stillwater Utilities Authority


General
Open (issued)
40-2025
Nov 11, 2026 08:00 PM
Oct 10, 2026 11:00 AM
1 year 4 months
Small Business
Invitation for/to Bid (IFB/ITB)
Local
Ask AI about this solicitation
Contact
john.mcclenny@stillwaterok.gov
723 South Lewis Street, Stillwater, OK, USA
Submission Instructions
Online
Description

Stillwater Utilities Authority is soliciting construction bids for rehabilitation of the solids contact units at its water treatment plant. The work includes controls and partial equipment replacement for the North, Middle, and South solids contact units; replacement of the North unit’s spur gear drive assembly; replacement of mixer and scraper adjustable-frequency drives and control panels; and installation-related electrical, instrumentation, and control work. The project also includes concrete crack repair and six-inch-deep concrete surface repair for the Middle and South solids contact unit basins. Contractors must maintain plant operations, comply with Davis-Bacon prevailing-wage requirements, American Iron and Steel and Build America, Buy America requirements, and submit the specified bid security and qualifications documentation. The bid package requires a five-percent bid bond or acceptable alternative, qualifications statements, American Iron and Steel and Build America Buy America certifications, Davis-Bacon certification, equal-opportunity and lobbying certifications, and the listed affidavits.

Classification Codes
NAICS237110Water and Sewer Line and Related Structures Construction
PSCZ2NEREPAIR OR ALTERATION OF WATER SUPPLY FACILITIES
Smart Codes
water treatment plant rehabilitationconcrete repairindustrial controls replacement
Specifications
Service
Timeline
Oct 28, 2026 02:00 PM-Mandatory Pre-Bid Conference (required)
Room 2073; an in-person site visit will follow the meeting.
Oct 28, 2026 10:00 PM-Questions Deadline
Nov 11, 2026 09:00 PM-Bid Submission Deadline
Nov 11, 2026 09:00 PM-Bid Opening (optional)
Room 1112 B; bids will be opened and read aloud.
Requirements
Required
  • General Liability — $500,000.00
  • Workers Compensation
  • Automobile Liability — $1,000,000.00
  • Property Damage Liability — $500,000.00
Required
  • Bid Bond — 5%
  • Performance Bond — 100%
  • Payment Bond — 100%
  • Maintenance bond Bond — 100%
Required
  • Minimum 3 references
  • Within the last 10 years
  • Client point of contact required for each reference
No
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