Burlington Northern Engineering Drawing: Deck Plan, Bridge 25 - North Fork of the Clearwater River (formerly Camas Prairie), east of Ahsahka, Idaho, Line Segment 461. Sheet VF 1072 - 8, 1977.

Camas Prairie Railroad Engineering Drawing: Abutment/Wing Walls, Bridge 25.25 - Pedestrian Underpass, Ahsahka, Idaho, Line Segment 461, Milepost 25.25. Sheet 2017 - 7, undated.

Camas Prairie Railroad Engineering Drawing: Abutment/Wing Walls, Bridge 25.25 - Pedestrian Underpass, Ahsahka, Idaho, Line Segment 461, Milepost 25.25. Sheet 2017 - 7, undated.

Camas Prairie Railroad Engineering Drawing: Bridge Drainage System, Bridge 25.25 - Pedestrian Underpass, Ahsahka, Idaho, Line Segment 461, Milepost 25.25. Sheet 2017 - 7, undated.

Camas Prairie Railroad Engineering Drawing: Contour Map, Profile and Cross Section, Bridge 25 - North Fork of the Clearwater River, east of Ahsahka, Idaho, Line Segment 461. Sheet 1072 - 8, undated.

Camas Prairie Railroad Engineering Drawing: Fascia Beam/Handrail, Bridge 25.25 - Pedestrian Underpass, Ahsahka, Idaho, Line Segment 461, Milepost 25.25. Sheet 2017 - 7, undated.

Camas Prairie Railroad Engineering Drawing: Floorbeam - 160 Foot Through Truss, Bridge 25 - North Fork of the Clearwater River, east of Ahsahka, Idaho, Line Segment 461. Sheet 1072 - 8, undated.