Contract_Report_20260401_Trunk_Sewer_Inspection_Services_current_contract_16842_.xlsx

This is a contract report from the Washington Suburban Sanitary Commission (WSSC) in Maryland documenting current contract performance for Trunk Sewer Inspection Services under Parent Agreement 16842. The contract was awarded through an RFP process to six engineering firms: Aecom Technical Services Inc., Arcadis-Us Inc., Brown and Caldwell, Greeley and Hansen LLC, Hazen and Sawyer P.C., and Johnson, Mirmiran & Thompson Inc. The scope of work encompasses the inspection of trunk sewers 15 inches in diameter and larger throughout WSSC's approximately 625-mile sanitary district, including project management, locating and marking manholes, inspecting exposed pipes and stream crossings, conducting dye testing, and documenting geographic coordinates. The contract commenced on November 29, 2021, with an expiration date of November 28, 2026, representing a 60-month term. As of the report date (April 1, 2026), 53 months had elapsed under the contract.

Each of the six contractors received a total contract value of approximately $3,333,333, with individual amounts paid ranging from $2,017,767.50 to $2,765,596.25 as of the reporting period. The contracts include a 30 to 35 percent SLBE/MBE set-aside requirement, with actual utilization ranging from 27.75 to 45.95 percent across the contractors. Subcontractor payments ranged from $560,000 to $1,239,342.50, demonstrating significant reliance on subcontractors for project execution. Contract Manager Andrew Rossmark and Buyer Ardelle V. Knight oversaw these contracts through the Water/Wastewater Systems Assessment Division within the Utility Services Department.