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Jacking Equipment
Caption says, "5-AL-650. Specifications No. 1510. Detail view of jacking equipment used to raise spans of State Highway No. 9 bridge in reservoir area east of Granite, Oklahoma."
Date:
June 3, 1947
Creator:
George, P. W.
System:
The Gateway to Oklahoma History
Bridge Raising Process
Caption says, "5-AL-652. Specifications No. 1510. General view showing progress of bridge raising operations on State Highway No. 9 east of Granite, Oklahoma. Workmen are lifting span by means of hydraulic jacks."
Date:
June 3, 1947
Creator:
George, P. W.
System:
The Gateway to Oklahoma History