US Bridges

Eight Mile Road over Pixley Slough

Good

San Joaquin County, California · E. of Lower Sacto Rd. · Structure no. 29C0136

Built
1969
56 years old, rebuilt 1998
Condition
Good
inspected September 2023
Type
Slab
Concrete Continuous
Length
67 ft
3 main spans
Daily traffic
9,510
2013 count
Owner
City
City or Municipal Highway Agency

About this bridge

Eight Mile Road over Pixley Slough is a concrete continuous slab carrying Eight Mile Road over Pixley Slough in San Joaquin County, California. It was built in 1969 and reconstructed in 1998, so it is 56 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 9,510 vehicles a day, roughly 5% of them trucks, projected to reach 16,140 by 2045. The structure is 67 ft (20.4 m) long and 41 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesEight Mile Road
CrossesPixley Slough
LocationE. of Lower Sacto Rd.
RouteCounty Highway 0
Coordinates38.05753, -121.31488
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.2 US tons
Inventory rating30.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length67 ft (20.4 m)
Longest span26 ft (7.9 m)
Deck width41 ft (12.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,510 (2013)
Projected traffic16,140 by 2045
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Eight Mile Road over Pixley Slough built?

It was built in 1969, making it 56 years old in 2025. It was reconstructed in 1998.

What condition is Eight Mile Road over Pixley Slough in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does Eight Mile Road over Pixley Slough carry?

About 9,510 vehicles per day (2013 count), of which roughly 5% are trucks.

How long is Eight Mile Road over Pixley Slough?

The structure is 67 ft (20.4 m) long with a longest span of 26 ft (7.9 m) and a deck 41 ft wide.

Who owns Eight Mile Road over Pixley Slough?

It is owned by the City or Municipal Highway Agency.