US Bridges

Stockton Blvd over Union House Creek

Good

Sacramento County, California · 0.3 MI S of Mack RD · Structure no. 24C0091

Built
1924
101 years old, rebuilt 1955
Condition
Good
inspected April 2024
Type
Slab
Concrete
Length
37 ft
2 main spans
Daily traffic
39,401
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Stockton Blvd over Union House Creek is a concrete slab carrying Stockton Blvd over Union House Creek in Sacramento County, California. It was built in 1924 and reconstructed in 1955, so it is 101 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 39,401 vehicles a day, roughly 10% of them trucks, projected to reach 53,304 by 2044. The structure is 37 ft (11.3 m) long and 65 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesStockton Blvd
CrossesUnion House Creek
Location0.3 MI S of Mack RD
RouteCounty Highway 0
Coordinates38.47033, -121.417
Functional classUrban 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 protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating19.6 US tons
Inventory rating15 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length37 ft (11.3 m)
Longest span19 ft (5.7 m)
Deck width65 ft (19.7 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39,401 (2017)
Projected traffic53,304 by 2044
Trucks10%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

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 Stockton Blvd over Union House Creek built?

It was built in 1924, making it 101 years old in 2025. It was reconstructed in 1955.

What condition is Stockton Blvd over Union House Creek 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 April 2024.

How much traffic does Stockton Blvd over Union House Creek carry?

About 39,401 vehicles per day (2017 count), of which roughly 10% are trucks.

How long is Stockton Blvd over Union House Creek?

The structure is 37 ft (11.3 m) long with a longest span of 19 ft (5.7 m) and a deck 65 ft wide.

Who owns Stockton Blvd over Union House Creek?

It is owned by the City or Municipal Highway Agency.