Burlington Northern Engineering Drawing: General Plan, Signal Bridge, Bonners Ferry, Idaho, Line Segment 999. Sheet 317 - 6475 - 3, 1968.
Burlington Northern Engineering Drawing: General Plan, Signal Bridge, Burnaby, British Columbia, Line Segment 056. Sheet 317 - 6451 - 6, 1969.
Burlington Northern Engineering Drawing: General Plan, Signal Bridges - New Westminster to Willingdon Junction (formerly Great Northern), north of New Westminster, British Columbia, Line Segment 056. Sheet 324 - 8005 - 9, 1977. Note: Signal bridges
Burlington Northern Engineering Drawing: Shop Plan - Pipe Roller, Signal Bridge, Bonners Ferry, Idaho, Line Segment 999. Sheet 317 - 6475, undated.
Burlington Northern Engineering Drawing: Steel Design, Signal Bridge, Burnaby, British Columbia, Line Segment 056. Sheet 317 - 6451 - 5, 1968.
Burlington Northern Engineering Drawing: Steel Design, Signal Bridge, Burnaby, British Columbia, Line Segment 056. Sheet 317 - 6451 - 7, 1969.
Burlington Northern Engineering Drawing: Steel Design, Signal Bridges - New Westminster to Willingdon Junction (formerly Great Northern), north of New Westminster, British Columbia, Line Segment 056. Sheet 324 - 8005 - 4, 1977.
Burlington Northern Engineering Drawing: Steel Design, Signal Bridges - Merritt & Berne, Berne, Merritt, Washington, Line Segment 037. Sheet 317 - 6422 - 2, 1966.
Burlington Northern Engineering Drawing: Steel Details, Signal Bridge, Bonners Ferry, Idaho, Line Segment 999. Sheet 317 - 6475, 1968.
Burlington Northern Engineering Drawing: Steel Details, Signal Bridge, Bonners Ferry, Idaho, Line Segment 999. Sheet 317 - 6475 - 4, 1968.