Burlington Northern Engineering Drawing: Prestressed Concrete "T" Girder, Bridge 12 - Drainage Channel (formerly Northern Pacific), Orillia, Washington, Line Segment 051, Milepost 12.3. Sheet 116 - 8143 - 19, 1986. Note: Concrete span
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Scope note(s)
At Pacific Northwest Railroad Archive, engineering drawings providing the form and dimensions of railroad structures such as bridges, tunnels and depots.
Source note(s)
LC Subject Authority Heading: Engineering Drawing https://lccn.loc.gov/sh85043213
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Hierarchical terms
Engineering drawing
Equivalent terms
Engineering drawing
UF Physical plant drawing
UF Technical drawings