Burlington Northern Engineering Drawing: Deck Plan, Bridge 128 - Salmon Creek (formerly Northern Pacific), south of Ridgefield, Washington, Line Segment 052, Milepost 128.59. Sheet 779 - 18, 1979.

Burlington Northern Engineering Drawing: Replace Shims, Bridge 124 - Underpass (formerly Northern Pacific), south of Ridgefield, Washington, Line Segment 052, Milepost 124.45. Sheet 1073 - 18, 1979.

Northern Pacific Engineering Drawing: Deck Plan, Bridge 128 - Salmon Creek, south of Ridgefield, Washington, Line Segment 052, Milepost 128.59. Sheet 779 - 18, undated.

Northern Pacific Engineering Drawing: Deck Plate 7 Designed Ledge, Bridge 128 - Salmon Creek, south of Ridgefield, Washington, Line Segment 052, Milepost 128.59. Sheet 779 - 18, undated.

Northern Pacific Engineering Drawing: Detail of Proposed Abutment, Bridge 128 - Salmon Creek, south of Ridgefield, Washington, Line Segment 052, Milepost 128.59. Sheet 779 - 18, undated.

Northern Pacific Engineering Drawing: Details, Bridge 128 - Salmon Creek, south of Ridgefield, Washington, Line Segment 052, Milepost 128.59. Sheet 779 - 18, undated.

Northern Pacific Engineering Drawing: Falsework Detail, Bridge 128 - Salmon Creek, south of Ridgefield, Washington, Line Segment 052, Milepost 128.59. Sheet 779 - 18, undated.

Northern Pacific Engineering Drawing: Falsework Details, Bridge 128 - Salmon Creek, south of Ridgefield, Washington, Line Segment 052, Milepost 128.59. Sheet 779 - 18, undated.