US Bridges

Tracy Boulevard over Corral Hollow Creek

Fair

San Joaquin County, California · 1.3 MI N of SR 580 · Structure no. 29C0320

Built
1990
35 years old
Condition
Fair
inspected June 2024
Type
Slab
Concrete Continuous
Length
60 ft
2 main spans
Daily traffic
999
2013 count
Owner
County
County Highway Agency

About this bridge

Tracy Boulevard over Corral Hollow Creek is a concrete continuous slab carrying Tracy Boulevard over Corral Hollow Creek in San Joaquin County, California. It was built in 1990, so it is 35 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 999 vehicles a day, roughly 20% of them trucks, projected to reach 2,217 by 2046. The structure is 60 ft (18.3 m) long and 31 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesTracy Boulevard
CrossesCorral Hollow Creek
Location1.3 MI N of SR 580
RouteCounty Highway 0
CountySan Joaquin County
StateCalifornia
Coordinates37.67749, -121.43436
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length60 ft (18.3 m)
Longest span30 ft (9.1 m)
Deck width31 ft (9.3 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic999 (2013)
Projected traffic2,217 by 2046
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Tracy Boulevard over Corral Hollow Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is Tracy Boulevard over Corral Hollow Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2024.

How much traffic does Tracy Boulevard over Corral Hollow Creek carry?

About 999 vehicles per day (2013 count), of which roughly 20% are trucks.

How long is Tracy Boulevard over Corral Hollow Creek?

The structure is 60 ft (18.3 m) long with a longest span of 30 ft (9.1 m) and a deck 31 ft wide.

Who owns Tracy Boulevard over Corral Hollow Creek?

It is owned by the County Highway Agency.