SR 121 EB Imola Av over Napa River

Fair Condition19 years old13,500 vehicles/day

Location

StateCalifornia
CountyNapa
Location04-nap-121-r5.30-nap
CarriesSR 121 EB Imola Av
CrossesNapa River
Coordinates38.28153, -122.28786

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Channel/Waterway6 (Satisfactory)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Multiple
Total Length2145.7 ft (654 m)
Max Span147.6 ft (45 m)
Deck Width45.3 ft (13.8 m)
Deck Area9025.2 sq m
Main Spans13
Year Built2007

Traffic

Avg Daily Traffic13,500 (2009)
Truck Traffic2%
Lanes On Bridge2

Inspection & Ownership

Last Inspection424
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number21 0108R

Nearby Bridges