Reiclein j-lLivre Rare Book
Tunnel and Mountain ExcavationBiblio.com
The Transportation and Infrastructure Boom: Archive of 19 Large Photographs of the Gardner Denver Co Tunnel and Mountain Excavation Photographs c. 1960s
1960ref. 231891960. Labor Industrial rock drilling photograph archive documenting Gardner Denver and drill carrier machinery in factory yard and field settings circa 1960s recording how specialized drilling equipment was designed serviced and operated in steep-cut and tunnel construction environments. The group centers on crawler-mounted drills compressor-fed hose systems and rail-mounted heavy equipment photographed both as machines and in use by work crews. Gardner Denver is identified directly by company stamps and visible signage while the field views place the machinery within active excavation and blasting work rather than isolated product display. Photo archive of 19 Large silver gelatin photographs all 8 x 10 inches Quincy Illinois and unidentified mountain construction sites circa 1960s. Views include operators seated or standing at tracked drill carriers on exposed rock faces; close mechanical studies of valves feed assemblies hoses and fittings; factory-yard portraits of articulated drill rigs parked on pavement; and a large rail-mounted drilling platform photographed on tracks with crew members standing above it. Several photographs show men in work clothes and caps monitoring or operating the machines on steep slopes with forested ridgelines behind them. One image records a tunnel portal marked BLUE MOUNTAIN with adjacent heavy construction equipment and rails leading into the opening. Blue Mountain Tunnel belonged to the original Pennsylvania Turnpike system opened in 1940 and by the 1960s it stood within a corridor undergoing major modernization as rising traffic as Americans in the postwar years increasingly relied on automobile ownership suburban commuting and highway expansion ultimately reshaping infrastructure construction and everyday mobility from the late 1940s through the 1960s. Advances in carrier-mounted rock drilling concentrated labor on machine operation positioning maintenance and coordinated blasting making work at Blue Mountain Tunnel faster more systematized and less dependent on earlier hand-held drilling methods. After World War II postwar conditions produced the demand capital and public-works agenda that made this machinery necessary: rising automobile traffic highway expansion tunnel widening and large earthmoving projects pushed contractors toward faster more powerful and more standardized drilling systems. Drilling was one of the mechanical developments that transformed rock excavation in the 1950s and 1960s and moved from more limited portable systems toward carrier-mounted equipment able to work faster more consistently and on more difficult terrain for highway cuts tunnel approaches and other large infrastructure projects. Because the group includes stamped manufacturer views shop and yard photographs working machine close-ups and field operation scenes it shows the full operating system of industrial drilling technology rather than a single machine in isolation. Light handling wear and minor curling at edges; one print with blueprint attached to verso; all images otherwise clean and in good condition. Depicting the industrial postwar boom and infrastructure investments carried out by mid-century American excavation technology manufacturer documentation and construction labor in practice. unknown
Max Rambod Inc. · United States$950.00≈ €848.75
