US Bridges

Macarthur Drive over Tom Paine Slough

Good

San Joaquin County, California · 0.1 MI S of Canal Blvd · Structure no. 29C0313

Built
1987
38 years old
Condition
Good
inspected September 2024
Type
Slab
Concrete Continuous
Length
147 ft
4 main spans
Daily traffic
1,036
2004 count
Owner
County
County Highway Agency

About this bridge

Macarthur Drive over Tom Paine Slough is a concrete continuous slab carrying Macarthur Drive over Tom Paine Slough in San Joaquin County, California. It was built in 1987, so it is 38 years old, younger 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 1,036 vehicles a day, roughly 10% of them trucks, projected to reach 766 by 2042. The structure is 147 ft (44.7 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesMacarthur Drive
CrossesTom Paine Slough
Location0.1 MI S of Canal Blvd
RouteCounty Highway 0
Coordinates37.78403, -121.41458
Functional classRural Minor Collector

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 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than 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 alignment6: Equal to present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length147 ft (44.7 m)
Longest span36 ft (11 m)
Deck width32 ft (9.7 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,036 (2004)
Projected traffic766 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Macarthur Drive over Tom Paine Slough built?

It was built in 1987, making it 38 years old in 2025.

What condition is Macarthur Drive over Tom Paine 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 2024.

How much traffic does Macarthur Drive over Tom Paine Slough carry?

About 1,036 vehicles per day (2004 count), of which roughly 10% are trucks.

How long is Macarthur Drive over Tom Paine Slough?

The structure is 147 ft (44.7 m) long with a longest span of 36 ft (11 m) and a deck 32 ft wide.

Who owns Macarthur Drive over Tom Paine Slough?

It is owned by the County Highway Agency.