State Route 99 NB over State Route 149

Fair Condition18 years old9,600 vehicles/day

Location

StateCalifornia
CountyButte
Location03-but-099-r21.73r
CarriesState Route 99 NB
CrossesState Route 149
Coordinates39.62149, -121.69313

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Multiple
Total Length772.6 ft (235.5 m)
Max Span170.6 ft (52 m)
Deck Width42.0 ft (12.8 m)
Deck Area3014.4 sq m
Main Spans6
Year Built2008

Traffic

Avg Daily Traffic9,600 (2020)
Truck Traffic9%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last Inspection423
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number12 0198

Nearby Bridges