US Bridges

SH 339 over Concepcion Creek

Fair

Duval County, Texas · 1.00 MI S of FM 716 · Structure no. 220670062302009

Built
1940
85 years old
Condition
Fair
inspected October 2024
Type
Slab
Concrete Continuous
Length
150 ft
6 main spans
Daily traffic
306
2023 count
Owner
State
State Highway Agency

About this bridge

SH 339 over Concepcion Creek is a concrete continuous slab carrying SH 339 over Concepcion Creek in Duval County, Texas. It was built in 1940, so it is 85 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 306 vehicles a day, roughly 14% of them trucks, projected to reach 480 by 2033. The structure is 150 ft (45.7 m) long and 28 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

Open in Google Maps
CarriesSH 339
CrossesConcepcion Creek
Location1.00 MI S of FM 716
RouteState Highway 339
CountyDuval County
StateTexas
Coordinates27.39005, -98.40548
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadUnknown
Structure length150 ft (45.7 m)
Longest span25 ft (7.6 m)
Deck width28 ft (8.4 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic306 (2023)
Projected traffic480 by 2033
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 339 over Concepcion Creek built?

It was built in 1940, making it 85 years old in 2025.

What condition is SH 339 over Concepcion 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 October 2024.

How much traffic does SH 339 over Concepcion Creek carry?

About 306 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is SH 339 over Concepcion Creek?

The structure is 150 ft (45.7 m) long with a longest span of 25 ft (7.6 m) and a deck 28 ft wide.

Who owns SH 339 over Concepcion Creek?

It is owned by the State Highway Agency.