Interstate 15 SB over Mayhew Wash

Fair Condition47 years old65,000 vehicles/day

Location

StateCalifornia
CountyRiverside
Location08-riv-015-31.97
CarriesInterstate 15 SB
CrossesMayhew Wash
Coordinates33.76250, -117.47306

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure5 (Fair)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length147.3 ft (44.9 m)
Max Span147.3 ft (44.9 m)
Deck Width68.9 ft (21 m)
Deck Area942.9 sq m
Main Spans1
Year Built1979

Traffic

Avg Daily Traffic65,000 (2021)
Truck Traffic13%
Lanes On Bridge3

Inspection & Ownership

Last Inspection124
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number56 0674L

Nearby Bridges