NORSHIPCO Y-2272-1 Revision C Sheets 1 to 2 Chain Locker Details.pdf

This is a technical drawing document for a Dredge Yaquina chain locker assembly, created by Horsfield Design Agent for the U.S. Army Engineer District, Portland, Oregon. The drawing set contains detailed design specifications and construction details for marine equipment components, specifically chain locker systems used on dredging vessels.

The document presents multiple detailed cross-sections, elevations, and plan views with precise dimensional specifications, material callouts, and construction notes. Key components illustrated include the chain locker frame assembly, perforated false bottom plates, upper and lower decks, structural supports, and various mechanical connections. The drawings reference standard structural details and specify ASTM material standards for welding and fabrication. Assembly details show the integration of chain handling equipment, including guide systems, support structures, and connection points. The document includes a materials list referencing miscellaneous structural angles, channels, and plates with specific gauge and size requirements. The drawing is identified as sheet 2 of a larger set (Y-2272-1) and contains references to additional related details throughout the specification set, indicating this is part of a comprehensive vessel construction or modification project for U.S. Army Corps of Engineers maritime operations.