Northern Pacific Engineering Drawing: Revision west Abutment/Wings, Bridge 71 (127), south of Ritzville, Washington, Line Segment 046, Milepost 71.93. Sheet 442 - 16, undated.

Northern Pacific Engineering Drawing: Revision east Abutment/Wings, Bridge 71 (127), south of Ritzville, Washington, Line Segment 046, Milepost 71.93. Sheet 442 - 16, undated.

Northern Pacific Engineering Drawing: Railway Alignment/Grade, Bridge 66, south of Ritzville, Washington, Line Segment 046, Milepost 66.17. Sheet 1056 - 41, undated.

Northern Pacific Engineering Drawing: Proposed Reflecting Signs, Bridge 65 - Highway Underpass, south of Ritzville, Washington, Line Segment 046, Milepost 65.86. Sheet 1078 - 15, undated.

Northern Pacific Engineering Drawing: Preliminary Plan, Bridge 71, south of Ritzville, Washington, Line Segment 046, Milepost 71.93. Sheet 1265 - 38, 1947.

Northern Pacific Engineering Drawing: Preliminary Plan, Bridge 71, south of Ritzville, Washington, Line Segment 046, Milepost 71.93. Sheet 1265 - 38, 1947.

Northern Pacific Engineering Drawing: Plates and Angle Details, Bridge 69, south of Ritzville, Washington, Line Segment 046, Milepost 69.07. Sheet 1263 - 27, undated.