Iowa City Community School District Bidopportunities #26-08 Cal883432B

Iowa Wetland Construction: Cal883432B Nutrient Reduction Project (Calhoun County)

This opportunity is for the Cal883432B Nutrient Reduction Wetland Project in Calhoun County, Iowa, managed by the Iowa Department of Agriculture and Land Stewardship, Division of Soil Conservation and Water Quality. - Government Buyer: - Iowa Department of Agriculture and Land Stewardship, Division of Soil Conservation and Water Quality - Project Scope: - Selective clearing, excavation, and grading (approx. 13,800 cubic yards of earthwork) - Placement of 2,750 square feet of tied-concrete block mat for erosion control - Installation of 769 linear feet of various tile for drainage and outlet structures - Installation of a water control structure - Placement of 31 tons of riprap and erosion stone for stabilization - Seeding of approximately 4 acres (buffer and structure areas) - Products/Services Requested: - Earthwork, tied-concrete block mat, tile installation, water control structure, riprap and erosion stone, seeding - Notable Requirements: - Strict adherence to specified completion dates for construction and seeding - Liquidated damages for late completion - Compliance with Iowa sales tax exemption procedures for materials - No specific OEMs or proprietary products are named; standard civil construction materials and methods are required - Engineer: ISG Inc. prepared the plans and specifications

Description

This solicitation is for the Cal883432B Nutrient Reduction Wetland Project located in Calhoun County, Iowa. The work includes selective clearing, excavation and grading, tied-concrete block mat placement, tile and outlet structures installation, riprap placement, and seeding. The project involves approximately 13,800 cubic yards of earthwork, 2,750 square feet of tied-concrete block mat, 769 linear feet of tile installation, a water control structure, 31 tons of riprap and erosion stone, and 4 acres of seeding. Construction must be completed by November 30, 2026, with buffer and structure seeding completed by December 15, 2026.

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