US Bridges

FM 157 over Trib of Grassy Br

Good

Johnson County, Texas · 6.7 MI S of Spur 496 · Structure no. 021270074705049

Built
1995
30 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
35 ft
3 main spans
Daily traffic
5,121
2022 count
Owner
State
State Highway Agency

About this bridge

FM 157 over Trib of Grassy Br is a concrete culvert carrying FM 157 over Trib of Grassy Br in Johnson County, Texas. It was built in 1995, so it is 30 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 5,121 vehicles a day, roughly 2% of them trucks, projected to reach 9,423 by 2042. The structure is 35 ft (10.7 m) long. If it were closed, the detour would be 14.9 mi (24 km).

CarriesFM 157
CrossesTrib of Grassy Br
Location6.7 MI S of Spur 496
RouteState Highway 157
StateTexas
Coordinates32.46064, -97.12093
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: 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 rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,121 (2022)
Projected traffic9,423 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 157 over Trib of Grassy Br built?

It was built in 1995, making it 30 years old in 2025.

What condition is FM 157 over Trib of Grassy Br 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 October 2024.

How much traffic does FM 157 over Trib of Grassy Br carry?

About 5,121 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is FM 157 over Trib of Grassy Br?

The structure is 35 ft (10.7 m) long with a longest span of 10 ft (3 m).

Who owns FM 157 over Trib of Grassy Br?

It is owned by the State Highway Agency.