Portola AVE over I-580 Arroyo Las Positas

Good Condition15 years old138,200 vehicles/day

Location

StateCalifornia
CountyAlameda
Location04-ala-580-13.22
CarriesPortola AVE
CrossesI-580 Arroyo Las Positas
Coordinates37.69926, -121.78519

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway6 (Satisfactory)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Multiple
Total Length662.7 ft (202 m)
Max Span152.6 ft (46.5 m)
Deck Width42.7 ft (13 m)
Deck Area2,626 sq m
Main Spans5
Year Built2011

Traffic

Avg Daily Traffic138,200 (2011)
Truck Traffic10%
Lanes On Bridge2
Lanes Under Bridge13

Inspection & Ownership

Last Inspection224
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number33 0722

Nearby Bridges

Interstate 580 over Arroyo Las Positas 0.1 mi Fair I580-isabel AVE over Arroyo Las Positas 0.6 mi Fair Interstate 580 over Arroyo Las Positas 0.6 mi Fair N Livermore AVE over Arroyo Las Positas 0.6 mi Fair Interstate 580 over North Livermore AVE 0.6 mi Good ST RTE 84 (isabel) over Interstate 580 0.9 mi Fair SR 84 (isabel Ave) over Arroyo Las Positas 1.1 mi Fair Interstate 580 over Collier Canyon Creek 1.3 mi Good Interstate 580 over Arroyo Las Positas 1.5 mi Fair Stanley BLVD over Arroyo Mocho 1.5 mi Good