US Bridges

Avenue 304 over Deep Creek

Good

Tulare County, California · 0.25 MI E of RD 184 · Structure no. 46C0362

Built
1949
76 years old
Condition
Good
inspected December 2024
Type
Slab
Concrete Continuous
Length
87 ft
4 main spans
Daily traffic
220
2015 count
Owner
County
County Highway Agency

About this bridge

Avenue 304 over Deep Creek is a concrete continuous slab carrying Avenue 304 over Deep Creek in Tulare County, California. It was built in 1949, so it is 76 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 220 vehicles a day, roughly 5% of them trucks, projected to reach 328 by 2042. The structure is 87 ft (26.5 m) long and 28 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesAvenue 304
CrossesDeep Creek
Location0.25 MI E of RD 184
RouteCounty Highway 0
Coordinates36.34123, -119.16217
Functional classRural Local

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 inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
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 rating57.1 US tons
Inventory rating34.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length87 ft (26.5 m)
Longest span24 ft (7.3 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic220 (2015)
Projected traffic328 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Avenue 304 over Deep Creek built?

It was built in 1949, making it 76 years old in 2025.

What condition is Avenue 304 over Deep 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 December 2024.

How much traffic does Avenue 304 over Deep Creek carry?

About 220 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is Avenue 304 over Deep Creek?

The structure is 87 ft (26.5 m) long with a longest span of 24 ft (7.3 m) and a deck 28 ft wide.

Who owns Avenue 304 over Deep Creek?

It is owned by the County Highway Agency.