Stillwater Ionwave #23-2026

Stillwater 10th Avenue and Main Street Mini-Roundabout Rebuild and Rehabilitation

The City of Stillwater is seeking bids to rebuild and rehabilitate the mini-roundabout at 10th Avenue and Main Street in Stillwater, Oklahoma. - Government buyer: City of Stillwater, Oklahoma; offices identified in the documents include the Engineering Department, Office of the City Clerk, and Community Development. - Project: 26TR12, 10th Avenue and Main Street Rebuild Roundabout (Bid No. 23-2026). - Work requested: Demolition and roadway reconstruction, pavement and stamped-concrete rehabilitation, traffic control, signs and markings, lighting, landscaping, irrigation, hardscaping, stone planter edging and related site improvements. Plans also call for utility coordination, protection of the existing bronze sculpture, sculpture uplights, and custom illuminated roundabout signage. - Named manufacturers and product brands: Mirafi (separator fabric reference); RAB Lighting (sculpture uplights); Rain Bird (irrigation equipment); Wilkins (backflow preventer); and Bluebird Stone (Navajo cut-stone edging). The manufacturer of the specified MS-200 and MS-127 solar lighting is not identified; approved equivalents are allowed. - Notable quantities and specifications: 250 SY of Mirafi 160 or equivalent separator fabric; 24 SF of ODOT Type C tactile warning devices; solar lighting models MS-200 and MS-127; MUTCD-compliant signs; and specified pavement, striping, irrigation, plant, and lighting components. The source summaries conflict on the quantities of MS-200 lights and street-name signs; both reported quantities are retained in the line items. - Base scope and alternate: The base bid includes stamped-concrete rehabilitation with a new rubber curb. Alternate 1 is full replacement of the 4-inch stamped-concrete apron, including mountable curb. - Notable requirements: At least 15% contractor self-performance; approved traffic-control and stormwater plans; maintaining access and traffic; protecting utilities and the bronze sculpture; and documented construction progress. Bid security is at least 5% of the bid. Required bonds and insurance are identified in the solicitation. - Schedule: Construction is planned for a 42-calendar-day substantial-completion period from the start-work date or 56 calendar days from Notice to Proceed, whichever occurs first; final completion is due 14 calendar days after substantial completion. Alternate 1 adds time, but the number of days is unspecified.

Description

The City of Stillwater is seeking bids for rehabilitation and improvement of the existing mini-roundabout at 10th Avenue and Main Street. Work includes pavement, landscaping, lighting, signing and striping, and related improvements. Bids must be submitted electronically through the City’s IonWave portal by November 4, 2026, at 3:00 PM CT. A bid guarantee of at least 5% of the bid amount is required.

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