PAWP LIME RESIDUALS REMOVAL AND DISPOSAL - LAGOON 3 MBE/WBE GOAL FOR THIS CONTRACT: 20% The City of Columbus (hereinafter “City”) is accepting bids for PAWP LIME RESIDUALS REMOVAL AND DISPOSAL - LAGOON 3 (CIP 690556-100001, CONTRACT 2349), the work for which consists of the removal and beneficial use or disposal of lime residuals from Lagoon 3 at Parsons Avenue Water Plant, and other such work as may be necessary to complete the contract, in accordance with the technical specifications set forth in this Invitation For Bid (IFB).

Inflow Redirection – Markison, Markison CSO Regulator Modifications, and Wilson Ave Waterline Improvements, C.I.P. No. 650790-122181, 650790-122182, 690236-100176 the work for which consists of approximately 19,538 feet of new 12”/15”/18”/24”/30”/66”/29”x45”/42”/48”/66”/72” storm sewer, 209 structures (curb inlets/catch basins/manholes) 5,783 feet of new 2”/6”/8” water main, pavement planing/replacement, demolition of existing CSO regulator/sanitary diversion structures, new CSO regulator/sanitary diversion structures and other such work as may be necessary to complete the contract, in accordance with the drawings, technical specifications, special provisions, and City of Columbus Construction and Material specifications set forth in this Invitation For Bid (IFB).

2024 WATER MAIN REPAIRS The City of Columbus (hereinafter “City”) is accepting bids for 2024 Water Main Repairs, C.I.P No. 690521-100012, Contract 2443, the work for which consists of providing the necessary labor and equipment to complete repairs to water mains at various locations within the Columbus Water Distribution System on an as needed basis, and other such work as may be necessary to complete the contract, in accordance with the technical specifications, special provisions, and City of Columbus Construction and Material specifications set forth in this Invitation For Bid (IFB). City of Columbus MBE/WBE GOAL FOR THIS CONTRACT: 10%

JPWWTP Incinerator Building Rehabilitation The City of Columbus (hereinafter “City”) is accepting bids for JPWWTP Incinerator Building Rehabilitation, C.I.P. No. 650260-102016 the work for which consists of cleaning and repairing exterior stone masonry, replacing exterior windows and doors, replacing and repairing the roof and roof drain piping, replacing the finish ceiling, installing electric unit heaters and associated electrical equipment, replacing building lightning protection, removing existing electrical equipment not in use, and other such work as may be necessary to complete the contract, in accordance with the drawings, technical specifications, special provisions, and City of Columbus Construction and Material specifications set forth in this Invitation For Bid (IFB). This IFB contains the following sections: • SECTION I: ADVERTISEMENT FOR BIDS – This section provides a brief overview of the project and bidding process. • SECTION II: BID FORMS – This section contains bid forms B1 through B9 and B14 • SECTION III: SPECIAL PROVISIONS – • SECTION IV: CONTRACT FORMS – The contract section contains forms and instruments that will be used in the event of contract award. Do not complete and submit the contract with your bid. The contract will be completed by the selected bidder after an award determination has been made by the City and the contract is delivered to the selected bidder for execution. The City will not negotiate the terms contained in this contract. • SECTION V: TECHNICAL SPECIFICATIONS – If included, additional technical information pertaining to this project may be provided in this section. • SECTION VI: STANDARD DRAWINGS – If included, this section will provided standard drawings relevant to this project. • SECTION VII: APPENDICES – This section provides information related MBE/WBE Goals. In order for a bid to be considered responsive, the bidder must submit all required information for the project as outlined in the IFB. All materials submitted in response to this advertisement will become part of the awarded contract; will become the property of the City; will not be returned; and will be considered public records subject to disclosure as contemplated by Ohio Revised Code Section 149.43. WHERE & WHEN TO SUBMIT BID Bids will only be received electronically by the City of Columbus, Department of Public Utilities via Bid Express (www.bidexpress.com). Bids are due October 18, 2023 3:00 P.M. local time. Bids will be opened electronically and responding bids will immediately be posted to Bid Express as “Apparent Bids.” The responding bids will be further reviewed before any contract award is made. No public bid openings will be held pursuant to Columbus City Code Chapter 329.18. SPECIAL PROVISIONS, DRAWINGS AND TECHNICAL SPECIFICATIONS Special Provisions, Drawings and technical specifications are available as separate documents at www.bidexpress.com. Drawings and technical specifications are contract documents. Drawings and technical specifications are available as separate documents at www.bidexpress.com. CONSTRUCTION PREQUALIFICATION REQUIREMENT For contracts the City estimates will exceed $500,000.00, bidders must be pre-qualified responsible or provisionally responsible at bid due date to be awarded a contract for City construction work. Subcontractors performing work in a licensed construction trade as defined by City Code 329.01 (heating, ventilating, and air conditioning; refrigeration; electrical; plumbing; hydronics; or fire protection or firefighting equipment) must also be pre-qualified responsible or provisionally responsible at the bid due date. Bidders must submit Form B9, an affidavit confirming their prequalification status. For information on pre-qualification status, contact the Office of Construction Prequalification at (614) 645-0359 or at the following link: http://www.columbus.gov/prequalification.aspx. Note that the prequalification requirements are separate from and in addition to the contract compliance requirements of the Office of Diversity and Inclusion (described in Section F below), the contractor licensing requirements of the Department of Building and Zoning Services, and the Water/Sewer Contractor Tappers License requirements of the Department of Public Utilities. For contract values estimated to not exceed $500,000, prequalification of bidders and subcontractors is not required, and licensed construction trade subcontractors are not required to be prequalified.

The City of Columbus (hereinafter “City”) is accepting bids for 2021 General Construction - Storm, C.I.P. No. 610500-100005 & 2021 General Construction – Sanitary, C.I.P. No. 640745-100013 the work for which consists of various construction tasks preformed under a general contract, and other such work as may be necessary to complete the contract, in accordance with the drawings, technical specifications, special provisions, and City of Columbus Construction and Material specifications set forth in this Invitation For Bid (IFB). Bids will only be received electronically by the City of Columbus, Department of Public Utilities via Bid Express (www.bidexpress.com). Bids are due September 27, 2023 at 3:00 P.M. There will be no pre-bid conference for this project. City of Columbus MBE/WBE GOAL FOR THIS CONTRACT: 10%