ITB - Enclosed Channel Rehabilitation from Inwood Steet to the Upstream End for Harris County Flood Control

The solicitation for Enclosed Channel Rehabilitation from Inwood Street to the Upstream End, identified as Project ID J131-00-00-X024 and issued under Solicitation Number 26/0131 by the Harris County Flood Control District, is an Invitation to Bid for civil construction work focused on stormwater infrastructure rehabilitation within Harris County, Texas. The scope includes culvert cleaning, channel desilting, slope stabilization, riprap placement, installation of stormwater best management practices such as silt fences and stabilized access points, and vegetation restoration, with strict requirements to preserve sensitive environmental zones like wetlands and bird habitats. Work must be conducted in increments not exceeding 1,500 linear feet at a time, with all operations subject to engineer directives, field verification, and video documentation for compliance. All materials and methods must adhere to specified sections including 02315 for excavation and fill, 02378 for riprap, and 02361 for reinforced silt fences, and must comply with TCEQ landfill standards and Texas Health & Safety Code provisions, particularly regarding overhead power lines and utility coordination. Contractors are required to submit a bid guaranty equal to five percent of the bid amount and must provide both performance and payment bonds, each also at five percent of the contract value, executed by a surety authorized in Texas. Prior to excavation, contractors must contact utility locators via 811 and use only non-mechanized methods within 18 inches of underground utilities, especially near gas lines and high-voltage infrastructure. A pre-construction bird nest survey is mandatory, with no disturbance allowed without HCFCD authorization. Construction activities must follow strict inspection criteria tied to ASTM C136 for well-graded fill, 200 PSI strength for cement-stabilized sand, and approved material reuse protocols. All work will be inspected and accepted on-site by the HCFCD engineer, with final payment contingent upon documentation and approval. The solicitation is limited to electronic submission through the Bonfire portal with a deadline of June 1, 2026, and no unit pricing, contract value estimates, evaluation factors, or formal FAR clauses are provided in the available documentation. The contracting office is located at 1111 Fannin Street, Houston, TX 77002, with Luke Herdrich listed as the primary point of contact. No small business set-asides, socioeconomic