Old Tunnel RD over Reliez Creek

Good Condition55 years old3,100 vehicles/day

Location

StateCalifornia
CountyContra Costa
Location0.1 Mi E Pleasant Hill RD
CarriesOld Tunnel RD
CrossesReliez Creek
Coordinates37.89560, -122.09365

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialConcrete
DesignTee Beam
Total Length55.1 ft (16.8 m)
Max Span53.1 ft (16.2 m)
Deck Width51.8 ft (15.8 m)
Deck Area265.4 sq m
Main Spans1
Year Built1971

Traffic

Avg Daily Traffic3,100 (2013)
Truck Traffic1%
Lanes On Bridge2

Inspection & Ownership

Last InspectionDecember 2021
Inspection FrequencyEvery 48 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number28C0099

Nearby Bridges