Great Northern Engineering Drawing: Field Erection Details, Bridge 10.5 - Union Slough, north of Delta, Washington, Line Segment 050, Milepost 37.6. Sheet 197 - 3237 - 5, undated.

Great Northern Engineering Drawing: Field Revision Steel, Bridge 459 - Columbia River, west of Rock Island, Washington, Line Segment 037, Milepost 1641.00. Sheet 249 - 311 - 333A, 1925.

Great Northern Engineering Drawing: Fire Break Span, Bridge 465, west of Snohomish, Washington, Line Segment 037, Milepost 1780.7. Sheet 221 - 4712 - 3, 1955.

Great Northern Engineering Drawing: Firebreak Span, Bridge 455, east of Snohomish, Washington, Line Segment 037, Milepost 1775.0. Sheet 201 - 4135 - 40, undated.

Great Northern Engineering Drawing: Fixed Bearings, Bridge 4.8 - Columbia River, west of Kettle Falls, Washington, Line Segment 377, Milepost 4.65. Sheet 294 - 5294 - 34, undated.

Great Northern Engineering Drawing: Fixed Expansion Bearings, Bridge 4.8 - Columbia River, west of Kettle Falls, Washington, Line Segment 377, Milepost 4.65. Sheet 294 - 5294 - 36, undated.

Great Northern Engineering Drawing: Flange Splice, State Highway, Kettle Falls, Washington, Line Segment 376, Milepost 96.14. Sheet 287 - 5300 - 22, undated.

Great Northern Engineering Drawing: Floor Beam Repairs, Bridge 465.7 - Broadway, Everett, Washington, Line Segment 037, Milepost 1783.0. Sheet 194 - 1468 - 27, 1956.

Great Northern Engineering Drawing: Floor Beam, Bridge 4.8 - Columbia River, west of Kettle Falls, Washington, Line Segment 377, Milepost 4.65. Sheet 294 - 5294 - 25, undated.

Great Northern Engineering Drawing: Floor Beams, Bridge 4.8 - Columbia River, west of Kettle Falls, Washington, Line Segment 377, Milepost 4.65. Sheet 294 - 5294 - 11, undated.