Northern Pacific Engineering Drawing: Concrete Repair east Abutment, Bridge 31 - Jocko River, west of Ravalli, Montana, Line Segment 043, Milepost 31.1. Sheet 441 - 22, undated.
Northern Pacific Engineering Drawing: Concrete Repair east Abutment, Bridge 31 - Jocko River, west of Ravalli, Montana, Line Segment 043, Milepost 31.1. Sheet 441 - 22, undated.
Northern Pacific Engineering Drawing: Deck Plan, Bridge 35 - Jocko River, west of Ravalli, Montana, Line Segment 043, Milepost 35.95. Sheet 441 - 22, undated.
Northern Pacific Engineering Drawing: Deck Plan, Bridge 36 - Jocko River, west of Ravalli, Montana, Line Segment 043, Milepost 36.95. Sheet 441 - 22, undated.
Northern Pacific Engineering Drawing: Detail of Pier/Abutment, Bridge 35 - Jocko River, west of Ravalli, Montana, Line Segment 043, Milepost 35.95. Sheet 441 - 22, undated.
Northern Pacific Engineering Drawing: Detail of Pier/Abutment, Bridge 36 - Jocko River, west of Ravalli, Montana, Line Segment 043, Milepost 36.95. Sheet 441 - 22, undated.
Northern Pacific Engineering Drawing: Detail Remodel Substructure, Bridge 40 - Wild Horse Creek, west of Ravalli, Montana, Line Segment 043, Milepost 40.8. Sheet 441 - 61, undated.
Northern Pacific Engineering Drawing: General Plan, Bridge 36 - Jocko River, west of Ravalli, Montana, Line Segment 043, Milepost 36.95. Sheet 441 - 22, 1899. Note: Steel spans
Northern Pacific Engineering Drawing: General Plan, Bridge 36 - Jocko River, west of Ravalli, Montana, Line Segment 043, Milepost 36.95. Sheet 441 - 22, undated.
Northern Pacific Engineering Drawing: General Plan/Masonry Foundation, Bridge 31 - Jocko River, west of Ravalli, Montana, Line Segment 043, Milepost 31.1. Sheet 441 - 22, 1899. Note: Steel spans
Northern Pacific Engineering Drawing: General Plan/Masonry Foundation, Bridge 35 - Jocko River, west of Ravalli, Montana, Line Segment 043, Milepost 35.95. Sheet 441 - 22, 1899. Note: Steel spans