US Bridges

FM 3149 over White Rock Creek

Good

McLennan County, Texas · 2.30 MI SE of FM 1858 · Structure no. 091610323401002

Built
1972
53 years old
Condition
Good
inspected January 2023
Type
Culvert
Concrete
Length
22 ft
3 main spans
Daily traffic
559
2020 count
Owner
State
State Highway Agency

About this bridge

FM 3149 over White Rock Creek is a concrete culvert carrying FM 3149 over White Rock Creek in McLennan County, Texas. It was built in 1972, so it is 53 years old, older 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 559 vehicles a day, roughly 12% of them trucks, projected to reach 950 by 2033. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesFM 3149
CrossesWhite Rock Creek
Location2.30 MI SE of FM 1858
RouteState Highway 3149
StateTexas
Coordinates31.73447, -97.12991
Functional classRural Major Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span7 ft (2.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic559 (2020)
Projected traffic950 by 2033
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$400,000
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 3149 over White Rock Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is FM 3149 over White 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 January 2023.

How much traffic does FM 3149 over White Rock Creek carry?

About 559 vehicles per day (2020 count), of which roughly 12% are trucks.

How long is FM 3149 over White Rock Creek?

The structure is 22 ft (6.7 m) long with a longest span of 7 ft (2.1 m).

Who owns FM 3149 over White Rock Creek?

It is owned by the State Highway Agency.