Myrtle AVE over Ryan Slough

Good Condition71 years old8,530 vehicles/day

Location

StateCalifornia
CountyHumboldt
Location2.9 Mi E Intx Wth US 101
CarriesMyrtle AVE
CrossesRyan Slough
Coordinates40.78462, -124.12140

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway6 (Satisfactory)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialConcrete Continuous
DesignSlab
Total Length161.1 ft (49.1 m)
Max Span21.0 ft (6.4 m)
Deck Width36.4 ft (11.1 m)
Deck Area545.0 sq m
Main Spans8
Year Built1955 (reconstructed 2009)

Traffic

Avg Daily Traffic8,530 (2011)
Truck Traffic5%
Lanes On Bridge2

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number04C0083

Nearby Bridges