US Bridges

US 281 over Flat Rock Creek

Good

Burnet County, Texas · 1.8 MI N of SH 71 · Structure no. 140270025202035

Built
2021
4 years old
Condition
Good
inspected June 2023
Type
Slab
Prestressed Concrete
Length
185 ft
5 main spans
Daily traffic
15,100
2016 count
Owner
State
State Highway Agency

About this bridge

US 281 over Flat Rock Creek is a prestressed concrete slab carrying US 281 over Flat Rock Creek in Burnet County, Texas. It was built in 2021, so it is 4 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 15,100 vehicles a day, roughly 19% of them trucks, projected to reach 1 by 1900. The structure is 185 ft (56.4 m) long and 84 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesUS 281
CrossesFlat Rock Creek
Location1.8 MI N of SH 71
RouteU.S. Route 281
StateTexas
Coordinates30.5328, -98.28236
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior 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

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHL 93
Structure length185 ft (56.4 m)
Longest span45 ft (13.7 m)
Deck width84 ft (25.7 m)
Roadway width82 ft (25 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,100 (2016)
Projected traffic1 by 1900
Trucks19%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 over Flat Rock Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is US 281 over Flat Rock 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 June 2023.

How much traffic does US 281 over Flat Rock Creek carry?

About 15,100 vehicles per day (2016 count), of which roughly 19% are trucks.

How long is US 281 over Flat Rock Creek?

The structure is 185 ft (56.4 m) long with a longest span of 45 ft (13.7 m) and a deck 84 ft wide.

Who owns US 281 over Flat Rock Creek?

It is owned by the State Highway Agency.