US Bridges

FM 149 over Small Branch

Good

Grimes County, Texas · 1.5 MI E of FM 2562 · Structure no. 170940072001053

Built
1987
38 years old
Condition
Good
inspected January 2024
Type
Culvert
Concrete
Length
31 ft
3 main spans
Daily traffic
1,254
2020 count
Owner
State
State Highway Agency

About this bridge

FM 149 over Small Branch is a concrete culvert carrying FM 149 over Small Branch in Grimes County, Texas. It was built in 1987, so it is 38 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 1,254 vehicles a day, roughly 9% of them trucks, projected to reach 1,719 by 2039. The structure is 31 ft (9.4 m) long and 56 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesFM 149
CrossesSmall Branch
Location1.5 MI E of FM 2562
RouteState Highway 149
StateTexas
Coordinates30.53966, -95.89589
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
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 length31 ft (9.4 m)
Longest span7 ft (2.1 m)
Deck width56 ft (17.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,254 (2020)
Projected traffic1,719 by 2039
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

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 FM 149 over Small Branch built?

It was built in 1987, making it 38 years old in 2025.

What condition is FM 149 over Small 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 January 2024.

How much traffic does FM 149 over Small Branch carry?

About 1,254 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is FM 149 over Small Branch?

The structure is 31 ft (9.4 m) long with a longest span of 7 ft (2.1 m) and a deck 56 ft wide.

Who owns FM 149 over Small Branch?

It is owned by the State Highway Agency.