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• • STEELSHAPING - ROLLING MILLS U.S. STEEL DUQUESNE WORKS HAER NO. PA-115 (Page 211) Historic Name: U.S.S. Corporation, Duquesne Works, Primary- Rolling Systems Present tyame: U.S.X. Corporation, Duquesne Works, Primary Rolling Systems Location: Upper and Lower Works Construction: 1886, 1900, 1959 Documentation: Photographs of the Primary Mills are located in HAER No. PA-115-D. DESCRIPTION I. Remains of Primary Rolling Facilities at Upper Works: A. Forty-Inch Conditioning Yard fFormerly the Forty-Inch Mill Shipping Building): Laid out on a north-south axis, the steel- framed forty-inch conditioning yard is located at the western edge of the upper works, just south of the pattern shop. The 69 f -7 1/2" wide x 528 '-0" long x 43'-9" high riveted steel-framed building was constructed by the American Bridge Company on a concrete foundation. Its gable roof and monitor are supported by Fink trusses. A craneway spanning the width of the building and running its entire length supports two 15-ton E.O.T. cranes. The building has a corrugated metal exterior. A standard gauge track, running inside of the building along its western wall enters from an opening on its south wall. Located in the northeast corner of the building is a bloom/billet warming oven used prior to conditioning. Three hacksaws for metallurgical testing are located in the northeast corner of the building. A small office is located inside the building near its northern wall. Laying about the floor space at the southern end of the building are pallets of firebrick. Construction date: 1924. B. Twenty-One Inch Conditioning Yard (Formerly the Twenty-One Inch Mill Inspection Building): The 92'-0" wide x 481'-0" long x 45 t -0" high twenty-one inch conditioning yard was built by the American Bridge Company. It is laid out on a north-south axis and is located approximately 110'-0" east of the pattern shop and forty-inch conditioning yard near the northern edge of the upper works. The riveted steel-framed building is built on a concrete foundation. Its gable roof and monitor are supported by Pratt trusses. A craneway spanning the width of the building, and extending its entire length supports one 15-ton E.O.T. crane. The building has a corrugated metal exterior. An approximately 20'-0" wide x 15'-0" high doorway is located at mid-point of the
U.S. STEEL DUQUESNE WORKS HAER No. PA-115 (Page 212) building 1 s northern wall. A second craneway, laid out on a east- west axis, is located on the eastern side of the building and extends into it near its southern end. This craneway served an adjoining billet yard. A standard gauge track enters the building at its southern end and runs along its eastern wall. Located in a lean-to which is built on the western wall of the building near its mid-point is a billet furnace and stamping machine. A number of metallurgical hacksaws are located in the northwest corner of the building. Laying about the floor at the southern end of the building are scrap motors and rolls of rope. Construction date: 1916 Construction of 312'-0" extension to southern end: 1920. C. Twenty-One Inch Mill Steel Conditioning Office Building: The one-story, 33'-0" wide x 46'-0" long building is laid out on a north-south axis. It is located next to the twenty-one inch mill inspection building's western wall. Built by the American Bridge Company on a concrete foundation, the building is •constructed of brick with pilasters. Segmented arch windows rim the northern, southern, and western walls of the building. A doorway to the building is located at the eastern end of its southern wall. An entrance to the cellar is located near the mid-point of the building's northern wall. The brickwork is corbelled under the eaves of its slate, gabled roof. Five office rooms are located inside of the building. Construction date: 1901. D. Twenty-One Inch Mill Shippers and Inspectors Office Building: Laid out on a north-south axis, the shippers and inspectors building is located just west of the twenty-one inch inspection building. The one story, 17'-0" wide x 27•-0" long building was constructed by the American Bridge Company on a concrete foundation. It is constructed of brick with pilasters. The brickwork is corbelled all around the building near its flat, corrugated metal roof. Rectangular windows rim the building's northern, southern, and western walls. A doorway is located on its north and south walls. A doorway leading to the building's cellar is located on its south wall. The building houses two offices. Construction date: 1926. E. Roll Shop Conditioning Yard (Formerly the Main Roll Shop): Located 158'-0" due south of the Air Compressor/Air Receiver Building, the roll shop conditioning yard is laid out on a north- south axis. Constructed on a concrete foundation by the Duquesne Works, the two story building is 55'-0" wide x 192 f -0" long x 32 , -0" high to the underside of the roof. A 55'-0" wide x 16'-6
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seeks to develop it into an industr
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Installation Date: 1955. U.S. STEEL
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cooling tower has a capacity of 190
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* * tunnel beneath the clarifier. I
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Historic Name Present Name: Locatio
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dumped. Construction Date: 1957. U.
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