Hoover Dam Improvements - Part 2 - City of Columbus

As of March 3, 2023, information regarding the award and award date has not been disclosed. A firm timeline for construction has not been established. *The closed solicitation has been included below for reference: The Department of Public Utilities (DPU), Division of Water (DOW) operates four Class I dams. This project is part of the City's continuing program to evaluate, maintain and upgrade its Class I dams to provide a safe, efficient, and reliable raw water supply to the water plants. The City of Columbus, Ohio, Department of Public Utilities (DPU), DOW is soliciting technical proposals from experienced professional consulting/engineering firms for assistance with the evaluation, design, and engineering services during construction for improvements to the Hoover Dam facility. The City will initially enter into a contract with the selected firm for Preliminary Design Services (Phase 1). The Phase 1 Preliminary Design Services shall inspect and evaluate the condition and operation of the following dam elements: concrete spillway and abutments including concrete stairs; embankments including groundwater seepage; various equipment including the crest gates (actuators, vents, electrical supply and controls), the Hoover Dam electrical transformer, and associated electrical and communications duct banks. Prepare a concise Preliminary Design report that summarizes the work conducted and the recommended improvements, including 30% drawings. The Preliminary Design shall identify all agencies having jurisdiction over the work and their plan approval/permit requirements, which may include the Ohio Environmental Protection Agency, Ohio Department of Natural Resources (ODNR), Army of Corps of Engineers, Franklin County and Columbus Building and Zoning (including stormwater) and Floodplain Administrators. Maintenance of water supply during construction is a critical component of the work and shall be considered under this Preliminary Design. Plans for maintaining water supply during construction shall be developed in conjunction with improvement recommendations. It is the City's intent to execute future contract modifications for Design and Bidding Services (Phase 2) and Engineering Services During Construction (Phase 3). Requesting Department - Public Utilities The Q&A period for this opportunity starts July 19, 2022. The Q&A period for this opportunity ends August 10, 2022 5:00 PM EDT. You will not be able to send messages after this time

Division 31 -	Earthwork.
Division 32 -	Exterior Improvements.
Division 33 -	Utilities.
Division 34 -	Transportation.
Division 35 -	Waterway and Marine Construction.