Showing Collections: 21 - 26 of 26
Photographs and blueprints of Washington State Highway Department: Bridges 1920 to 1931
Collection
Identifier: SC MS 0291
Abstract
Photographs and blueprints of highway bridges built in the 1920s as part of the State of Washington’s Public Works Department post World War I building program. Also some photographs of bridges built in California, apparently designed by Charles Andrew who was bridge engineer for California State Highway Department as well as Washington State Highway Department and Oregon.
Dates:
1920-01-01 - 1931-12-31
Found in:
Lehigh University Special Collections
Robert Blum Olney Bridge Design Class Notebook
Collection
Identifier: SC MS 0226
Abstract
This manuscript contains three bridge
design class exercises indicating the instructional process to train engineering
students. Specific step-by-step instruction in designing for various railroad bridge
spans, building material specifications, structural loads and stresses to be
considered as presented in the professor’s lecture. The complete process of
calculating the design with comparisons of different conditions, as well as material
available, costs incurred of every aspect of the...
Dates:
1891 - 1892
Found in:
Lehigh University Special Collections
Samuel Harrison Tilghman, Lehigh Class of 1907, Bridge Design Portfolio
Collection
Identifier: SC MS0179
Abstract
This document is a collection of class assignments in bridge design and topographic drawing offered at the turn of the twentieth century in Lehigh University’s civil engineering curricula. The assignment included making drawings for a truss bridge design proposed for crossing the Monocacy Creek, plotting a plan for a proposed trolley line in Delaware County, the surveying calculations for a railroad on South Mountain, a survey of Lehigh’s campus at the time, a plot of land in Saucon Valley,...
Dates:
1904 - 1907
Found in:
Lehigh University Special Collections
Walnut Street Bridge, Hellertown (Pa.)
Collection
Identifier: SC MS 0367
Abstract
Detailed drawings of the structural members of a historic cast-iron Pratt-truss bridge which the students of the Civil and Environmental Engineering Department, Lehigh University used for refurbishing and reconstructing the bridge in a public park in nearby Hellertown, Pennsylvania.
Dates:
1991
Found in:
Lehigh University Special Collections
Wax Lake Bridge Construction Photographs 1940-1941
Collection — Box: PHOTO 0009.01
Identifier: SC Photo-0009
Abstract
A collection of construction photographs of a steel railroad bridge erected on a dry flat plain which eventually became a Mississippi River floodway channel. The channel beneath the bridge elements was dredged after the bridge was constructed. This construction procedure was in reverse of the usual building process. Construction by Bethlehem Steel began in late 1940 and completed in early 1941. The reverse building process was unusual at the time. The bridge is also known as the Wax Lake...
Dates:
1940-1941
Found in:
Lehigh University Special Collections
William J. Eney papers
Collection
Identifier: SC MS 0117
Abstract
Documents and photographs related to Lehigh University Civil Engineering faculty William J. Eney's early teaching years (1930s) at civil engineering summer camps (Canadensis, Pa.) including his lecture documents on bridge engineering, his own invention of testing equipment, correspondence between Smithsonian Institution and Lehigh University about Eney Deformeter, photographs and documents about construction of Fritz Engineering Laboratory addition and Baldwin Universal Testing Machine...
Dates:
1900 - 1982
Found in:
Lehigh University Special Collections