US Bridges

US 281 NB over Colorado River

Good

Burnet County, Texas · 0.20 MI N of RM 2147 · Structure no. 140270025202032

Built
2012
13 years old
Condition
Good
inspected January 2024
Type
Segmental Box Girder
Prestressed Concrete Continuous
Length
958 ft
1 main span
Daily traffic
15,633
2022 count
Owner
State
State Highway Agency

About this bridge

US 281 NB over Colorado River is a prestressed concrete continuous segmental box girder carrying US 281 NB over Colorado River in Burnet County, Texas. It was built in 2012, so it is 13 years old, younger 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 15,633 vehicles a day, roughly 7% of them trucks, projected to reach 41,580 by 2031. The structure is 958 ft (292 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 281 NB
CrossesColorado River
Location0.20 MI N of RM 2147
RouteU.S. Route 281
StateTexas
Coordinates30.56733, -98.27513
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum 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

Structure typeSegmental Box Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHL 93
Structure length958 ft (292 m)
Longest span410 ft (125 m)
Deck width47 ft (14.2 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,633 (2022)
Projected traffic41,580 by 2031
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 281 NB over Colorado River built?

It was built in 2012, making it 13 years old in 2025.

What condition is US 281 NB over Colorado River 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 January 2024.

How much traffic does US 281 NB over Colorado River carry?

About 15,633 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is US 281 NB over Colorado River?

The structure is 958 ft (292 m) long with a longest span of 410 ft (125 m) and a deck 47 ft wide.

Who owns US 281 NB over Colorado River?

It is owned by the State Highway Agency.