State Route 99 SB over Calaveras River

Good Condition96 years old35,500 vehicles/day

Location

StateCalifornia
CountySan Joaquin
Location10-sj-099-21.79
CarriesState Route 99 SB
CrossesCalaveras River
Coordinates38.00461, -121.25783

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialConcrete Continuous
DesignTee Beam
Total Length102.0 ft (31.1 m)
Max Span34.1 ft (10.4 m)
Deck Width71.5 ft (21.8 m)
Deck Area678.0 sq m
Main Spans3
Year Built1930 (reconstructed 2007)

Traffic

Avg Daily Traffic35,500 (2009)
Truck Traffic13%
Lanes On Bridge4

Inspection & Ownership

Last Inspection624
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number29 0008L

Nearby Bridges