Northern Pacific Engineering Drawing: Web Reinforcement Plate, Bridge 14 - Chambers Creek, south of Titlow, Washington, Line Segment 052, Milepost 14.2. Sheet 2011 - 1, undated.

Northern Pacific Engineering Drawing: Waterproofing Details, Bridge 0.12 - Maple Street, Spokane, Washington, Line Segment 046, Milepost 0.97. Sheet 1054 - 9, undated.

Northern Pacific Engineering Drawing: Waterproofing /Miscellaneous Details, Bridge 15.1 - 5th Street Waterway, south of Titlow, Washington, Line Segment 052, Milepost 15.9. Sheet 446 - 63, undated.

Northern Pacific Engineering Drawing: Waterproofing /Expansion Details, Bridge 71.1 - Browne Street, Spokane, Washington, Line Segment 045, Milepost 71.41. Sheet 1054 - 7, undated.

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

Northern Pacific Engineering Drawing: Water Proofing Detail, Bridge 71 - Division Street, Spokane, Washington, Line Segment 045, Milepost 71.27. Sheet 1054 - 1, undated.

Northern Pacific Engineering Drawing: Water Proofing Detail, Bridge 71 - Division Street, Spokane, Washington, Line Segment 045, Milepost 71.27. Sheet 1054 - 1, undated.

Northern Pacific Engineering Drawing: Water Proofing Detail, Bridge 71 - Division Street, Spokane, Washington, Line Segment 045, Milepost 71.27. Sheet 1054 - 1, undated.

Northern Pacific Engineering Drawing: Washington Street Arch, Bridge 0.3 - Wash. Street, Spokane, Washington, Line Segment 046, Milepost 0.32. Sheet 1054 - 13, undated.