US Bridges

US 181 NB over Aransas Creek

Fair

Bee County, Texas · 1.6 MI N of FM 797 · Structure no. 160130010101057

Built
1976
49 years old
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
259 ft
6 main spans
Daily traffic
5,019
2024 count
Owner
State
State Highway Agency

About this bridge

US 181 NB over Aransas Creek is a prestressed concrete box beam or girders - multiple carrying US 181 NB over Aransas Creek in Bee County, Texas. It was built in 1976, so it is 49 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 5,019 vehicles a day, roughly 10% of them trucks, projected to reach 6,946 by 2042. The structure is 259 ft (78.9 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 181 NB
CrossesAransas Creek
Location1.6 MI N of FM 797
RouteU.S. Route 181
StateTexas
Coordinates28.2769, -97.6919
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans6
Design loadHS 20
Structure length259 ft (78.9 m)
Longest span43 ft (13.1 m)
Deck width45 ft (13.6 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,019 (2024)
Projected traffic6,946 by 2042
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 181 NB over Aransas Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is US 181 NB over Aransas 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 April 2024.

How much traffic does US 181 NB over Aransas Creek carry?

About 5,019 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is US 181 NB over Aransas Creek?

The structure is 259 ft (78.9 m) long with a longest span of 43 ft (13.1 m) and a deck 45 ft wide.

Who owns US 181 NB over Aransas Creek?

It is owned by the State Highway Agency.