Opportunity

Iowa City Community School District Bidopportunities #27-05-79-01

Diamond Lake Dam Drawdown Structure Installation Solicitation

Posted

July 02, 2026

Respond By

July 23, 2026

Identifier

27-05-79-01

NAICS

237990, 237110

This opportunity from the Iowa Department of Natural Resources (DNR) seeks construction services for water control at Diamond Lake in Poweshiek County. - Government Buyer: - Iowa Department of Natural Resources (DNR) - Scope of Work: - Controlled cutting of the dam at Diamond Lake - Installation of a drawdown structure to enable future lake drawdowns - Products/Services Requested: - Construction services for dam modification and water control structure installation - No specific OEMs or proprietary equipment identified in the solicitation - Notable Requirements: - Adherence to detailed project plans and specifications - Access to project documents via Beeline and Blue in Des Moines, Iowa - Submission of questions to DNR Procurement as instructed - No named OEMs or vendors in the solicitation; open to qualified construction contractors

Description

This project involves cutting the dam for a controlled drawdown of Diamond Lake. A drawdown structure will be installed to facilitate future lake drawdowns. Project documents including plans, specifications, proposal forms, and addenda are available at Beeline and Blue in Des Moines, IA. Questions about the project, bidding, or contract procedures should be directed to DNR Procurement via email by 12:00 pm the Friday prior to bid opening.

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