Great Northern Engineering Drawing: Abutment Details, Bridge 413, west of Alpine, Washington, Line Segment 037, Milepost 1726.3. Sheet 261 - 4748 - 7, 1942.

Great Northern Engineering Drawing: Ballast Deck, Bridge 405 - Carroll Creek, west of Alpine, Washington, Line Segment 037, Milepost 1723.4. Sheet 250 - 3707 - 9, 1937.

Great Northern Engineering Drawing: Bents &Beam Span, Bridge 413, west of Alpine, Washington, Line Segment 037, Milepost 1726.3. Sheet 261 - 4748 - 8, 1942.

Great Northern Engineering Drawing: Bill of Material and Details, Bridge 413, west of Alpine, Washington, Line Segment 037, Milepost 1726.3. Sheet 261 - 4748 - 35, 1942.

Great Northern Engineering Drawing: Bottom Lateral 107 Foot Span, Bridge 413, west of Alpine, Washington, Line Segment 037, Milepost 1726.3. Sheet 261 - 4748 - 12, 1942.

Great Northern Engineering Drawing: Crossframes 107 Foot Span, Bridge 413, west of Alpine, Washington, Line Segment 037, Milepost 1726.3. Sheet 261 - 4748 - 14, 1942.

Great Northern Engineering Drawing: Deck Plan, Bridge 405 - Carroll Creek, west of Alpine, Washington, Line Segment 037, Milepost 1723.4. Sheet 250 - 3707 - 8, 1953.

Great Northern Engineering Drawing: Deck Plan, Bridge 413, west of Alpine, Washington, Line Segment 037, Milepost 1726.3. Sheet 261 - 4748 - 5, 1942.

Great Northern Engineering Drawing: Deck Plan, Bridge 413, west of Alpine, Washington, Line Segment 037, Milepost 1726.3. Sheet 261 - 4748 - 33, 1956.