Calaveras RD over San Antonio Creek

Fair Condition94 years old1,920 vehicles/day

Location

StateCalifornia
CountyAlameda
Location0.9 Mi Se/o I-680
CarriesCalaveras RD
CrossesSan Antonio Creek
Coordinates37.57673, -121.86501

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure5 (Fair)
Substructure7 (Good)
Channel/Waterway5 (Fair)
Scour Critical3 — Scour critical

Physical Characteristics

MaterialConcrete Continuous
DesignTee Beam
Total Length123.0 ft (37.5 m)
Max Span46.9 ft (14.3 m)
Deck Width28.5 ft (8.7 m)
Deck Area326.2 sq m
Main Spans3
Year Built1932

Traffic

Avg Daily Traffic1,920 (2014)
Truck Traffic5%
Lanes On Bridge2

Inspection & Ownership

Last InspectionNovember 2023
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number33C0126

Nearby Bridges