Y/M/D Person Association Description Composition Food Event
Y/M/D Person Association Description Composition Food Event
1907/00/00 Engineers test geology and soils to inform design of the concrete pedestals. Each tower post is to stand on a rectangular pedestal 6 ft by 6 ft square at the top and of variable height. The tallest pedestal will be 35 ft high from bedrock to its top.
1908/00/00 American Bridge Company Fabricators The American Bridge Company fabricates the steel towers and deck plate girder spans for the Box Canyon Viaduct.
1908/08/08 Spokane, Portland and Seattle Railway track layers working east from Pasco reach Burr Canyon, the first of the four canyon bridge sites along the Snake River.
1908/12/10 Strobel Steel Company Contractor Racing against the coming winter, work begins on the Box Canyon viaduct, the last bridge on the entire Spokane, Portland and Seattle Railway system. Campbell and Hartman of Portland construct the abutments.
1909/01/00 After over a foot of snow fell in the area during the last week in December, and temperatures reach 25 below zero in early January, steam shovels working in the area fail.
1909/02/04 Strobel Steel Company Contractor After assembling and erecting the last steel tower and intermediate spans, Strobel sends word that the last major bridge on the system is ready for track laying.
1909/03/00 Spokane, Portland and Seattle Railway Owner Box Canyon Viaduct is completed at a cost of $180,509. The Box Canyon design consists of nine steel towers reaching a peak height of 225 ft above the canyon floor.

Data »

Particulars for Spokane, Portland and Seattle Railway Company - Box Canyon Viaduct:
Criteria Architecture-Engineering
Structure type Bridge
Other Description Deck Plate Girder Bridge
Area of Significance Engineering
Criteria Historic Event
Historic Use Road-related
Sight Category Structure
Area of Significance Transportation
Bridge Type Viaduct

US National Registry of Historic Places Data »

Accurate at time of registration:

Registry Name:
Registry Address:
Registry Number: 100003280
Resource Type:
Current Function:
Current Sub-Function:

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