681-0905-310 Combined.pdf

This is a technical specification and design document for a Saltwater Circulating (Circ) System Package prepared by Sun Ship, Inc. The document contains detailed engineering drawings, schematics, material lists, and system specifications for a medium-class hopper dredge saltwater circulation package designed for U.S. Army Engineer District, Philadelphia.

The package includes pump and cycling systems, treatment systems, and auxiliary equipment with a total package weight of 2,800 pounds (net) and 3,600 pounds (gross). The system incorporates dual pump configurations, filtration units, pressure gauges, flow control mechanisms, and treated water injection systems. The technical drawings provide plan views, sectional views (Section 5-B and Section 7-A), and detailed component callouts with specific dimensions and material specifications. Multiple material lists are included identifying valves, pipes, fittings, flanges, and other components with their respective sizes, materials, quantities, and specifications. The drawings indicate compliance with established reference standards and engineering practices, with notes specifying that drawings were developed in accordance with REF 9 (referenced standards) and that all optional parts are to be supplied as units equivalent to those specified. The document appears to be a complete technical specification package for procurement and manufacturing purposes, though no specific contract award dates, pricing terms, or response deadlines are indicated on the pages provided.