US Bridges

FM 51 over Panther Branch

Good

Hood County, Texas · 1.3 MI N of FM 51&56 Xing · Structure no. 021120031310022

Built
1957
68 years old, rebuilt 1975
Condition
Good
inspected December 2024
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
3,093
2024 count
Owner
State
State Highway Agency

About this bridge

FM 51 over Panther Branch is a concrete culvert carrying FM 51 over Panther Branch in Hood County, Texas. It was built in 1957 and reconstructed in 1975, so it is 68 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 3,093 vehicles a day, roughly 28% of them trucks, projected to reach 3,110 by 2038. The structure is 33 ft (10.1 m) long and 57 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFM 51
CrossesPanther Branch
Location1.3 MI N of FM 51&56 Xing
RouteState Highway 51
StateTexas
Coordinates32.34979, -97.8572
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 inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadOther
Structure length33 ft (10.1 m)
Longest span10 ft (3 m)
Deck width57 ft (17.5 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,093 (2024)
Projected traffic3,110 by 2038
Trucks28%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 51 over Panther Branch built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1975.

What condition is FM 51 over Panther 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 2024.

How much traffic does FM 51 over Panther Branch carry?

About 3,093 vehicles per day (2024 count), of which roughly 28% are trucks.

How long is FM 51 over Panther Branch?

The structure is 33 ft (10.1 m) long with a longest span of 10 ft (3 m) and a deck 57 ft wide.

Who owns FM 51 over Panther Branch?

It is owned by the State Highway Agency.