City of Moline Ionwave #1301 Addendum 1

City of Moline Solicits Bids for 49th Street Drainage Improvements Phase II

The City of Moline Engineering Department is seeking bids for the 49th Street Drainage Improvements - Phase II, a major civil construction project focused on roadway and utility upgrades. - Government Buyer: City of Moline Engineering Department (Rock Island County, IL) - Project Scope: - Roadway and utility improvements along 2nd Avenue - Installation of 5,437 linear feet of permanent steel sheet piling - Construction of a new pump station (including all electrical, controls, and a diesel engine standby generator with automatic transfer switch) - Embankment berm construction and decommissioning of the existing pump station - Installation of 1,035 feet of 8-foot chain link fencing and three 8'x12' double chain link gates - Drainage improvements: cast-in-place reinforced concrete box culvert (4'x6'), storm sewers (12" and 18"), underdrains, manholes, sluice and flap gates - Paving: aggregate base, hot-mix asphalt, bituminous prime coat (CSS-1H required) - Site work: earthwork, grading, seeding, sodding, erosion control, and landscaping restoration - Traffic control, construction layout, and site cleanup - Notable Requirements: - Only cast-in-place box culverts are allowed (precast not permitted) - All pumps/motors must use soft starters (not VFDs) - Compliance with Illinois Prevailing Wage Act and OSHA safety standards - Exclusive electronic bid submission via IONWAVE platform - Insurance, bonding, and local workforce/safety certifications required - No specific OEMs are named, but the project includes a diesel generator, automatic transfer switch, and various civil/electrical components - Comprehensive line items cover earthwork, paving, drainage, fencing, electrical, pump station, and utility services

Description

The City of Moline is seeking bids for Job Number 1301 - 49th Street Drainage Improvements Phase II. The project includes roadway and utility improvements along 2nd Avenue, installation of steel sheet piling, new pump station construction, embankment berm construction, chain link fence installation, seeding, and decommissioning of the existing pump station. Prevailing wages are required as per 820 ILCS 130/1. The anticipated project start is after August 17, 2026, with substantial completion by March 31, 2027, and final seeding and punch list items by May 15, 2027. Bidding is exclusively electronic through IONWAVE's website, with a virtual bid opening scheduled.

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