Iowa City Community School District Bidopportunities #EOF 2026-03

Construction of Bioreactors and Saturated Buffers for Water Quality in Wright County, Iowa

This opportunity from the Iowa Department of Agriculture & Land Stewardship, Division of Soil Conservation and Water Quality, focuses on constructing bioreactors and saturated buffer structures to improve water quality in Wright County, Iowa. - Project Scope: - Construction of 4 bioreactors and 7 saturated buffer structures - Includes excavation, earthwork, grading, mobilization, seeding, and installation of water control structures - Materials & Products: - Water Level Control Structures (WCS) in various sizes and configurations (22 units total) - Wood chips (532 cubic yards), geotextile fabric (373 square yards), black plastic sheeting (606 square feet) - Perforated and non-perforated tile piping (over 10,000 linear feet in multiple diameters) - Corrugated metal pipe with animal guards (240 linear feet across four sizes) - Fittings: caps, Y and T connectors, cross fittings, marker flags - Services: - Excavation (558 cubic yards), earthfill (485 cubic yards), mobilization/demobilization, seeding, tile investigation - Site preparation, pollution control, structure removal, water removal, topsoiling, and field connections - Requirements & Notable Details: - Compliance with NRCS and IDALS construction specifications - NRCS inspection required for certain items - Bid bond (10%) and performance/payment bond (100% of contract value) required - Liquidated damages for delays beyond completion date - No specific OEMs or vendors named; open to qualified contractors - Estimated contract value: $165,000 to $185,000 - Period of performance: All work, including seeding, must be completed by the specified contract completion date; no option years or annual subscriptions

Description

This project involves the construction of 4 bioreactors and 7 saturated buffer structures in Wright County, Iowa. The work includes excavation, earthwork, grading, mobilization, and seeding. Materials required include water control structures, woodchips, geotextile fabric, perforated and non-perforated piping, and outlet structures. The estimated contract value ranges from $165,000 to $185,000. Bids are to be submitted to the Iowa Department of Agriculture & Land Stewardship, Division of Soil Conservation and Water Quality.

View original listing