A21 - Encl-32_702-D514-02-0_Hopper Seal Arrangement.pdf

This file is a technical engineering drawing titled "Hopper Seal Arrangement" for the Wilmington District Shallow Draft Dredge. The drawing contains detailed specifications and measurements for various components of a hopper seal system, including cross-sectional views and elevation details. Specifically, it shows Section 7-C (hopper seal looking forward), Detail 6-C and Detail 4-C (connector seal details), Section 2-D (cross-section), and Elevation 5-A (seal arrangement). The drawing includes precise measurements, bolt specifications, and assembly details for components like the hopper seal, bottom shield, and welded sections. This appears to be an engineering specification enclosure (numbered 702-D514-02-0) that would be referenced as part of the technical requirements for the Murden Shipyard Repair Services contract.