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

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: Condition of Truss Span, Bridge 1 - Columbia River, west of Pasco, Washington, Line Segment 048, Milepost 1.32. Sheet 770 - 1, undated.

Northern Pacific Engineering Drawing: Bottom Chord/Collar Strut, Bridge 1 - Columbia River, west of Pasco, Washington, Line Segment 048, Milepost 1.32. Sheet 770 - 1, undated.

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

Northern Pacific Engineering Drawing: Bearing, Bridge 1 - Columbia River, west of Pasco, Washington, Line Segment 048, Milepost 1.32. Sheet 358 - 7047 - 28, undated.

Northern Pacific Engineering Drawing: Bearing Details, Bridge 1 - Columbia River, west of Pasco, Washington, Line Segment 048, Milepost 1.32. Sheet 358 - 7047 - 9, undated.

Northern Pacific Engineering Drawing: Anchor Bolt Plan, Bridge 1 - Columbia River, west of Pasco, Washington, Line Segment 048, Milepost 1.32. Sheet 358 - 7047 - B, undated.

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