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Precast Concrete Elements for Structures in Selected Theaters of Operations

Description: Partial abstract: "The current state of the art of design, fabrication, and erection techniques of various prefabricated elements for concrete structures are reviewed. Included are precast concrete highway bridges, logging bridges, railway bridges, piles, culverts, pipes, floating structures, and field fortifications. The structural properties, advantages, and disadvantages of various elements and systems are discussed."
Date: February 1978
Creator: McDonald, James E. & Liu, Tony C.
Partner: UNT Libraries Government Documents Department

Field fortifications

Description: "This manual describes field fortification methods and gives details of construction of entrenchments, emplacements, and shelters. It also outlines the principles of terrain appreciation which apply to field fortifications, and explains how to combine individual field fortifications into a unified system by means of organization of the ground."
Date: February 14, 1944
Creator: United States. War Department.
Partner: UNT Libraries Government Documents Department