US Bridges

US 83 over Flat Creek

Good

Zavala County, Texas · 0.30 MI SW of FM 393 · Structure no. 222540003703051

Built
1947
78 years old, rebuilt 1958
Condition
Good
inspected November 2022
Type
Culvert
Concrete
Length
22 ft
3 main spans
Daily traffic
4,306
2020 count
Owner
State
State Highway Agency

About this bridge

US 83 over Flat Creek is a concrete culvert carrying US 83 over Flat Creek in Zavala County, Texas. It was built in 1947 and reconstructed in 1958, so it is 78 years old, older than the Texas average of 44.4 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 4,306 vehicles a day, roughly 25% of them trucks, projected to reach 8,920 by 2033. The structure is 22 ft (6.7 m) long and 65 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 83
CrossesFlat Creek
Location0.30 MI SW of FM 393
RouteU.S. Route 83
StateTexas
Coordinates28.68981, -99.83637
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length22 ft (6.7 m)
Longest span7 ft (2.1 m)
Deck width65 ft (19.8 m)
Roadway width58 ft (17.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,306 (2020)
Projected traffic8,920 by 2033
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 US 83 over Flat Creek built?

It was built in 1947, making it 78 years old in 2025. It was reconstructed in 1958.

What condition is US 83 over Flat 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 November 2022.

How much traffic does US 83 over Flat Creek carry?

About 4,306 vehicles per day (2020 count), of which roughly 25% are trucks.

How long is US 83 over Flat Creek?

The structure is 22 ft (6.7 m) long with a longest span of 7 ft (2.1 m) and a deck 65 ft wide.

Who owns US 83 over Flat Creek?

It is owned by the State Highway Agency.