Great Northern Engineering Drawing: Shop Plan - Counterweight Trunnion, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 311, undated.

Great Northern Engineering Drawing: Shop Plan - Counterweight Upper Plate, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 122, undated.

Great Northern Engineering Drawing: Shop Plan - Counterweight, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 412, undated.

Great Northern Engineering Drawing: Shop Plan - Counterweight, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 407, undated.

Great Northern Engineering Drawing: Shop Plan - Counterweight, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 408, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Bracing, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 163, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Counterweight, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 164, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Diagonal, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 161, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Diagonals, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 87, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Diagonals, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 88, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Floor Beam, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 70, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Floor Beam, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 148, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Member, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 173, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Platform, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 234, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Portal, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 89, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Portal, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 90, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Post, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 145, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Post, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 155, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Posts, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 86, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Posts, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 85, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Tower, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 150, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Tower, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 160, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Truss, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 166, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Truss, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 168, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Truss, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 167, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Truss, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 182, undated.

Great Northern Engineering Drawing: Shop Plan - Detail Truss, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 181, undated.

Great Northern Engineering Drawing: Shop Plan - Details Angle, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 247, undated.

Great Northern Engineering Drawing: Shop Plan - Details Bearings, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 313, undated.

Great Northern Engineering Drawing: Shop Plan - Details Bracing, Bridge 4 - Salmon Bay, Ballard, Washington, Line Segment 050, Milepost 6.3. Sheet 198 - 2449 - 156, undated.