Burlington Northern Engineering Drawing: Deck Plan, Bridge 62 - Swamp Creek (formerly Northern Pacific), west of Tuscor, Montana, Line Segment 044, Milepost 62.4. Sheet, 1986.

Northern Pacific Engineering Drawing: 40 Foot Tower Span, Bridge 62 - Swamp Creek, west of Tuscor, Montana, Line Segment 044, Milepost 62.4. Sheet 1060 - 56, undated.

Northern Pacific Engineering Drawing: 40 Foot Tower Span, Bridge 67 - Rock Creek, west of Tuscor, Montana, Line Segment 044, Milepost 67.1. Sheet 1060 - 57, undated.

Northern Pacific Engineering Drawing: 50 Foot Girder Span, Bridge 62 - Swamp Creek, west of Tuscor, Montana, Line Segment 044, Milepost 62.4. Sheet 1060 - 56, undated.

Northern Pacific Engineering Drawing: 70 Foot Girder Span, Bridge 62 - Swamp Creek, west of Tuscor, Montana, Line Segment 044, Milepost 62.4. Sheet 1060 - 56, undated.

Northern Pacific Engineering Drawing: 70 Foot Girder Span, Bridge 67 - Rock Creek, west of Tuscor, Montana, Line Segment 044, Milepost 67.1. Sheet 1060 - 57, undated.

Northern Pacific Engineering Drawing: Approved Fills/Protection, Bridge 62 - Swamp Creek, west of Tuscor, Montana, Line Segment 044, Milepost 62.4. Sheet 1060 - 56, undated.

Northern Pacific Engineering Drawing: Bar List/Bend Diagram, Bridge 67 - Rock Creek, west of Tuscor, Montana, Line Segment 044, Milepost 67.1. Sheet 1060 - 57, undated.