US Bridges

SH 359 over San Diego Creek

Fair

Duval County, Texas · 0.35 MI S of SH 44 · Structure no. 220670008610026

Built
1927
98 years old, rebuilt 1956
Condition
Fair
inspected September 2023
Type
Tee Beam
Concrete
Length
244 ft
8 main spans
Daily traffic
7,085
2020 count
Owner
State
State Highway Agency

About this bridge

SH 359 over San Diego Creek is a concrete tee beam carrying SH 359 over San Diego Creek in Duval County, Texas. It was built in 1927 and reconstructed in 1956, so it is 98 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 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 7,085 vehicles a day, roughly 18% of them trucks, projected to reach 11,580 by 2038. The structure is 244 ft (74.4 m) long and 41 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

Open in Google Maps
CarriesSH 359
CrossesSan Diego Creek
Location0.35 MI S of SH 44
RouteState Highway 359
CountyDuval County
StateTexas
Coordinates27.75936, -98.24042
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
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 rating53 US tons
Inventory rating32 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans8 (+2 approach)
Design loadH 15
Structure length244 ft (74.4 m)
Longest span26 ft (7.9 m)
Deck width41 ft (12.6 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,085 (2020)
Projected traffic11,580 by 2038
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 359 over San Diego Creek built?

It was built in 1927, making it 98 years old in 2025. It was reconstructed in 1956.

What condition is SH 359 over San Diego 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 September 2023.

How much traffic does SH 359 over San Diego Creek carry?

About 7,085 vehicles per day (2020 count), of which roughly 18% are trucks.

How long is SH 359 over San Diego Creek?

The structure is 244 ft (74.4 m) long with a longest span of 26 ft (7.9 m) and a deck 41 ft wide.

Who owns SH 359 over San Diego Creek?

It is owned by the State Highway Agency.