Northern Pacific Engineering Drawing: 30 Foot Deck Plate Girder (DPG) Span, Bridge 9 - Black River, Black River, Washington, Line Segment 051, Milepost 9.7. Sheet 433 - 26, undated.

Northern Pacific Engineering Drawing: 30 Foot Deck Plate Girder (DPG), Bridge 9 - Black River, Black River, Washington, Line Segment 051, Milepost 9.7. Sheet 433 - 26, undated.

Northern Pacific Engineering Drawing: Bearings, Bridge 9 - Black River, Black River, Washington, Line Segment 051, Milepost 9.7. Sheet 433 - 26, undated.

Northern Pacific Engineering Drawing: Girders, Bridge 9 - Black River, Black River, Washington, Line Segment 051, Milepost 9.7. Sheet 433 - 26, undated.

Northern Pacific Engineering Drawing: Lateral Bracing, Bridge 10 - Highway, south of Black River, Washington, Line Segment 051, Milepost 10.8, undated.