US Bridges

County Line Road over Long Prairie Branch

Good

Bastrop County, Texas · 0.85 MI E of League Line · Structure no. 140110AA0299001

Built
2007
18 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
67
2020 count
Owner
County
County Highway Agency

About this bridge

County Line Road over Long Prairie Branch is a concrete culvert carrying County Line Road over Long Prairie Branch in Bastrop County, Texas. It was built in 2007, so it is 18 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 67 vehicles a day, roughly 3% of them trucks, projected to reach 114 by 2042. The structure is 22 ft (6.7 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCounty Line Road
CrossesLong Prairie Branch
Location0.85 MI E of League Line
RouteCounty Highway 299
CountyBastrop County
StateTexas
Coordinates30.09164, -97.04706
Functional classRural Local

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 inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span9 ft (2.7 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic67 (2020)
Projected traffic114 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 County Line Road over Long Prairie Branch built?

It was built in 2007, making it 18 years old in 2025.

What condition is County Line Road over Long Prairie Branch 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 December 2023.

How much traffic does County Line Road over Long Prairie Branch carry?

About 67 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is County Line Road over Long Prairie Branch?

The structure is 22 ft (6.7 m) long with a longest span of 9 ft (2.7 m) and a deck 26 ft wide.

Who owns County Line Road over Long Prairie Branch?

It is owned by the County Highway Agency.