FY27 Shallow Draft SDtB Scope of Work - Draft R1

SCOPE OF WORK FOR

GALVESTON DISTRICT, TEXAS

SCOPE DREDGE TO BUDGET

FY27 SHALLOW DRAFT MAINTENANCE DREDGING

Introduction
The U.S. Army Corps of Engineers, Enterprise Dredge Delivery Center is planning to issue a firm fixed price (FFP), Scope-Dredge-to-Budget (SDtB) contract to provide maintenance dredging for Galveston District channels with disposal of material at upland Dredged Material Placement Areas (DMPA), beneficial use site locations, and open water placement areas within the Galveston District. The project will encompass the Gulf Intracoastal Waterway, Channel to Victoria, and Channel to Harlingen, located in Texas. The project will be solicited as a Small Business set-aside.

Contract Breakdown
Gulf Intracoastal Waterway
Work for the Gulf Intracoastal Waterway Channel (GIWW) from Matagorda Bay to Port Isabel and tributary channels for maintenance dredging will require a pipeline dredge(s). Tributaries include: Channel to Port Aransas; Lydia Ann Channel; Port Isabel Harbor of Refuge; and Port Isabel Small Boat Harbor. The dredge(s) must have the capability to dredge maintenance material up to a depth of -17 ft MLLW and to transport the dredged sediment to a designated Dredged Material Placement Area (DMPA). Dredged material shall be placed in multiple DMPAs depending on the reach to be dredged and DMPA availability. Potential DMPAs include upland, semi-confined, open water, bird islands, thin-layer sea grass, marsh and beach placement. The transport distance to the designated placement areas varies significantly, typically ranging from a few miles to up to 10 miles.

Channel to Victoria
Work for the Channel to Victoria (CTV) for maintenance dredging will require pipeline dredge(s). The dredge(s) must have the capability to dredge maintenance material up to a depth of -16 ft MLLW and to transport the dredged sediment to a designated Dredged Material Placement Area (DMPA).

Dredged material shall be placed in multiple DMPAs depending on the reach to be dredged and DMPA availability. Potential DMPAs include multiple upland placement areas along the CTV channel, and beneficial use site locations. The transport distance to the designated placement areas varies significantly, ranging from direct, local placement to a few miles for the upland placement areas and beneficial use sites.

Channel to Harlingen
Work for the Channel to Harlingen (CTH) for maintenance dredging will require a pipeline dredge(s). The dredge(s) must have the capability to dredge maintenance material up to a