Northern Pacific Engineering Drawing: Walk Details and Bill of Material, Bridge 108, west of Cunningham, Washington, Line Segment 046, Milepost 108.61. Sheet 388 - 8682 - 3, undated.

Northern Pacific Engineering Drawing: Tie/Shim Block Plan, Bridge 102.4, west of Cunningham, Washington, Line Segment 046, Milepost 102.95. Sheet 442 - 36, undated.

Northern Pacific Engineering Drawing: Tie Plan, Bridge 98 - Providence Coulee, Cunningham, Washington, Line Segment 046, Milepost 98.16. Sheet 1265 - 25, undated.

Northern Pacific Engineering Drawing: Tie Plan, Bridge 97, Cunningham, Washington, Line Segment 046, Milepost 97.65. Sheet 442 - 21, 1957.

Northern Pacific Engineering Drawing: Tie Plan, Bridge 97, Cunningham, Washington, Line Segment 046, Milepost 97.65. Sheet 442 - 21, 1942.

Northern Pacific Engineering Drawing: Tie Plan, Bridge 96, Cunningham, Washington, Line Segment 046, Milepost 96.57. Sheet 442 - 20, 1957.

Northern Pacific Engineering Drawing: Tie Plan, Bridge 96, Cunningham, Washington, Line Segment 046, Milepost 96.57. Sheet 442 - 20, 1941.

Northern Pacific Engineering Drawing: Tie Plan, Bridge 103, west of Cunningham, Washington, Line Segment 046, Milepost 103.08. Sheet 442 - 34, 1947.

Northern Pacific Engineering Drawing: Tie Plan, Bridge 102.4, west of Cunningham, Washington, Line Segment 046, Milepost 102.95. Sheet 442 - 36, 1957.

Northern Pacific Engineering Drawing: Tie Plan, Bridge 102.3, west of Cunningham, Washington, Line Segment 046, Milepost 102.79. Sheet 442 - 31, 1957.