Dunsmuir Avenue over Sacramento Up Rr Amtrak

Fair Condition60 years old5,000 vehicles/day

Location

StateCalifornia
CountySiskiyou
Location02-sis-005-2.65-dmr
CarriesDunsmuir Avenue
CrossesSacramento Up Rr Amtrak
Coordinates41.21953, -122.27563

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure8 (Very Good)
Channel/Waterway8 (Very Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length830.4 ft (253.1 m)
Max Span190.0 ft (57.9 m)
Deck Width37.7 ft (11.5 m)
Deck Area2910.7 sq m
Main Spans6
Year Built1966

Traffic

Avg Daily Traffic5,000 (2024)
Truck Traffic31%
Lanes On Bridge2

Inspection & Ownership

Last Inspection724
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number02 0002Y

Nearby Bridges