Burlington Northern Engineering Drawing: Deck Plan, Bridge 0.59 - Cowlitz River (formerly Northern Pacific), Longview Junction, Washington, Line Segment 613, Milepost 0.6. Sheet 1065 - 19, 1972.

Burlington Northern Engineering Drawing: Deck Plan, Bridge 0.59 - Cowlitz River (formerly Northern Pacific), Longview Junction, Washington, Line Segment 613, Milepost 0.6. Sheet 1065 - 19, 1976.

Northern Pacific Engineering Drawing: 2 - 122 Foot Through Spans, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, Line Segment 613, Milepost 0.6. Sheet 1080 - 8, undated.

Northern Pacific Engineering Drawing: 206 Foot Truss Span, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, Line Segment 613, Milepost 0.6. Sheet 1080 - 8, undated.

Northern Pacific Engineering Drawing: 60 Foot Deck Plate Girder (DPG) and Steel Span, Bridge 105 - Kalama River, south of Longview Junction, Washington, Line Segment 052, Milepost 105.6. Sheet 429 - 16, undated.

Northern Pacific Engineering Drawing: Changes - Rail lock, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, Line Segment 613, Milepost 0.6. Sheet 1080 - 8, 1935.

Northern Pacific Engineering Drawing: Condition of Piling, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, Line Segment 613, Milepost 0.6, undated.