Burlington Northern Engineering Drawing: Deck Plan, Bridge 87 (139) - Hell Gate River (formerly Northern Pacific), West of Bearmouth, Montana, 1980

• US WaBuPNRA D0027-001-009-008-001-BB017002
• Item
• 1980

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Bridge Seats for Abutment, Bridge 83 - Harvey Creek, West of Bearmouth, Montana, undated

• US WaBuPNRA D0027-004-009-008-001-BB029244
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Change Configuration Double Truss, Bridge 87 (139) - Hell Gate River, West of Bearmouth, Montana, undated

• US WaBuPNRA D0027-004-009-008-001-BB017000
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Deck Detail/Bill of Material, Bridge 83 - Harvey Creek, West of Bearmouth, Montana, undated

• US WaBuPNRA D0027-004-009-008-001-BB029249
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Detail Floor Beam/Stringers, Bridge 87 (139) - Hell Gate River, West of Bearmouth, Montana, undated

• US WaBuPNRA D0027-004-009-008-001-BB017007
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Detail of Bearings, Bridge 87 (139) - Hell Gate River, West of Bearmouth, Montana, undated

• US WaBuPNRA D0027-004-009-008-001-BB017008
• Item
• undated

Part of Timothy Miller Collection