RESERVE BASIN MAINTENANCE DREDGING CONTRACT FOR SITES AT THE PHILDELPHIA NAVY YARD IN THE PUBLIC WORKS DEPARTMENT PENNSYLVANIA AREA OF RESPONSIBILIY

Summary (Newest Update)

Background The project is initiated by the Public Works Department at the Philadelphia Navy Yard, which is part of the Naval Support Activity Mechanicsburg. The goal of this contract is to conduct maintenance dredging within the North Side (Wharf N) of the Reserve Basin and Schuylkill River Access Channel. This dredging is essential for supporting the decommissioning of various US Naval vessels and ensuring safe navigation for river pilots maneuvering vessels through the Schuylkill River into the Reserve Basin berths. Work Details The contract involves maintenance dredging of approximately 96,611 cubic yards of sediment using a sealed environmental clamshell bucket. The dredging must achieve a minimum depth of -30 feet Mean Lower Low Water (MLLW) and a maximum over-dredge depth of -32 feet MLLW. The work includes: 1) Bucket Dredging at Areas RB-A, RB-C, and RB-D, with disposal options including: A) Transporting dredged materials by bottom dumping barge or scow to Weeks Marine Whites Rehandling Basin in Logan Township, New Jersey; OR B) Transporting by barge to Waste Management Corporation Biles Island disposal facility in Morrisville, Pennsylvania. 2) Bucket Dredging at Area RB-A 7/8 with hydraulic unloading at Waste Management Corporation Biles Island disposal facility. Dredging operations are restricted from March 1 to June 30, 2026, due to environmental regulations. The project requires a minimum production rate of 2,500 cubic yards per day and can be performed 24/7. Period of Performance The total contract term is anticipated to be approximately 270 days. Place of Performance Philadelphia Navy Yard, Pennsylvania.