Northern Pacific Engineering Drawing: Abutment Reinforcement/58, Bridge 9.1 - Highway #1, south of Lakeview, Washington, Line Segment 400, Milepost 9.6. Sheet 1076 - 92B, undated.

Northern Pacific Engineering Drawing: Abutment Span, Bridge 4 - Walla Walla River, Zangar Junction, Washington, Line Segment 451, Milepost 4.45. Sheet 772 - 2, undated.

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

Northern Pacific Engineering Drawing: Abutment, Bridge 39 - Umatilla River, Union Pacific Connection, Washington, Line Segment 451, Milepost 39.28. Sheet 445 - 22, undated.

Northern Pacific Engineering Drawing: Abutment, Bridge 9 - Highway #1, south of Lakeview, Washington, Line Segment 400, Milepost 9.4. Sheet 1076 - 92, undated.