Northern Pacific Engineering Drawing: Construction Sequence, Bridge 1 - Columbia River, west of Pasco, Washington, Line Segment 048, Milepost 1.32. Sheet 358 - 7047 - 3, undated.

Northern Pacific Engineering Drawing: Counterfort Detail, Bridge 0 - Highway Undercrossing, Pasco, Washington, Line Segment 048, Milepost 0.11. Sheet 1078 - 7, undated.

Northern Pacific Engineering Drawing: Counterweight Span Column, Bridge 1 - Columbia River, west of Pasco, Washington, Line Segment 048, Milepost 1.32. Sheet 290 - 1, undated.

Northern Pacific Engineering Drawing: Counterweight, Bridge 1 - Columbia River, west of Pasco, Washington, Line Segment 048, Milepost 1.32. Sheet 290 - 1, undated.

Northern Pacific Engineering Drawing: Damage By Barge, Bridge 1 - Columbia River, west of Pasco, Washington, Line Segment 048, Milepost 1.32. Sheet 770 - 1, undated.

Northern Pacific Engineering Drawing: Deck Details, Bridge 1 - Columbia River, west of Pasco, Washington, Line Segment 048, Milepost 1.32. Sheet 290 - 1, undated.

Northern Pacific Engineering Drawing: Description of Operation, Bridge 1 - Columbia River, west of Pasco, Washington, Line Segment 048, Milepost 1.32. Sheet 290 - 1, undated.

Northern Pacific Engineering Drawing: Electrical Detail/Devices, Bridge 1 - Columbia River, west of Pasco, Washington, Line Segment 048, Milepost 1.32. Sheet 290 - 1, undated.