US Bridges

SH 72 over Frio River

Fair

Live Oak County, Texas · 0.5 MI W of US 281 · Structure no. 161490048304023

Built
1947
78 years old, rebuilt 1985
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
472 ft
3 main spans
Daily traffic
5,909
2024 count
Owner
State
State Highway Agency

About this bridge

SH 72 over Frio River is a steel continuous stringer/multi-beam or girder carrying SH 72 over Frio River in Live Oak County, Texas. It was built in 1947 and reconstructed in 1985, 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 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 5,909 vehicles a day, roughly 31% of them trucks, projected to reach 18,080 by 2033. The structure is 472 ft (143.9 m) long and 46 ft wide. If it were closed, the detour would be 49.7 mi (80 km).

CarriesSH 72
CrossesFrio River
Location0.5 MI W of US 281
RouteState Highway 72
StateTexas
Coordinates28.46233, -98.18988
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating24 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+6 approach)
Design loadOther
Structure length472 ft (143.9 m)
Longest span90 ft (27.4 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,909 (2024)
Projected traffic18,080 by 2033
Trucks31%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 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 72 over Frio River built?

It was built in 1947, making it 78 years old in 2025. It was reconstructed in 1985.

What condition is SH 72 over Frio River 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 February 2024.

How much traffic does SH 72 over Frio River carry?

About 5,909 vehicles per day (2024 count), of which roughly 31% are trucks.

How long is SH 72 over Frio River?

The structure is 472 ft (143.9 m) long with a longest span of 90 ft (27.4 m) and a deck 46 ft wide.

Who owns SH 72 over Frio River?

It is owned by the State Highway Agency.