US Bridges

FM 3149 over Br Little Tehuacana Crk

Good

McLennan County, Texas · 0.60 MI NE of IH 35 · Structure no. 091610323401003

Built
1972
53 years old
Condition
Good
inspected January 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
91 ft
3 main spans
Daily traffic
817
2020 count
Owner
State
State Highway Agency

About this bridge

FM 3149 over Br Little Tehuacana Crk is a concrete stringer/multi-beam or girder carrying FM 3149 over Br Little Tehuacana Crk 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 817 vehicles a day, roughly 9% of them trucks, projected to reach 1,620 by 2037. The structure is 91 ft (27.7 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesFM 3149
CrossesBr Little Tehuacana Crk
Location0.60 MI NE of IH 35
RouteState Highway 3149
CountyMcLennan County
StateTexas
Coordinates31.73271, -97.09417
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69 US tons
Inventory rating41 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length91 ft (27.7 m)
Longest span30 ft (9.1 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic817 (2020)
Projected traffic1,620 by 2037
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$600,000
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 3149 over Br Little Tehuacana Crk built?

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

What condition is FM 3149 over Br Little Tehuacana Crk 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 Br Little Tehuacana Crk carry?

About 817 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is FM 3149 over Br Little Tehuacana Crk?

The structure is 91 ft (27.7 m) long with a longest span of 30 ft (9.1 m) and a deck 28 ft wide.

Who owns FM 3149 over Br Little Tehuacana Crk?

It is owned by the State Highway Agency.