RFP-591-260000002068-1 | Catch Basin/Drainage Structure Cleaning Allegan/Barry County

The contract solicitation RFP-591-260000002068-1 for Catch Basin/Drainage Structure Cleaning in Allegan and Barry Counties, Michigan, seeks qualified contractors to perform maintenance services on state trunkline drainage systems under the oversight of the Michigan Department of Transportation’s Grand Region Office. Work will involve cleaning approximately 2,054 catch basins of 12–36 inches and 18 larger basins over a three-year period, with optional emergency and lead service line cleaning tasks. Performance is scheduled from July 9, 2026, through July 8, 2029, with two renewal options of two years each, and operations must occur Monday through Friday between 7:00 a.m. and 5:00 p.m. EST. All work must comply with MDOT Maintaining Traffic specifications, including adherence to standards for lane and shoulder closures, use of mobile attenuators, flashing amber lights, and lighted arrow signs. Contractors must use GPS equipment with accuracy of three feet or better, submit digital deliverables conforming to SOM Digital Accessibility Standards, and assign unique identifiers to each cleaned structure for tracking via ArcGIS Online. Proposals must be submitted through the SIGMA Vendor Self-Service portal by June 8, 2026, and must include a completed Confidential Treatment Form, Vendor Questions Worksheet, SOW, Pricing Schedule, Equipment List, and required attachments detailing traffic control procedures. The solicitation does not specify unit prices, requiring bidders to submit their own pricing under a trade-off evaluation model where best value—not just lowest cost—is the award criterion. Mandatory compliance with state laws on insurance, environmental protection, and labor practices is required, including $1 million per occurrence environmental liability insurance with the State named as additional insured, and adherence to Part 121 of Act 451 of 1994 for waste disposal. Contractors must designate a Key Personnel who responds within two hours, maintain detailed records for four years, and allow state audits with ten days’ notice. All work is subject to inspection and acceptance by the State, with penalties of $1,000 plus $100 per day for late or deficient performance, and failure to cure defects within ten business days may result in contract termination. Payment will be processed electronically via email to MDOT’s Program Manager using SIGMA VSS, with no reimbursement for overtime, holidays, or travel. Submission formats