US Bridges

FM 4 over Mustang Creek

Good

Johnson County, Texas · 6.2 MI NW of FM 916 · Structure no. 021270071201002

Built
1921
104 years old, rebuilt 1962
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
34 ft
3 main spans
Daily traffic
3,170
2020 count
Owner
State
State Highway Agency

About this bridge

FM 4 over Mustang Creek is a concrete culvert carrying FM 4 over Mustang Creek in Johnson County, Texas. It was built in 1921 and reconstructed in 1962, so it is 104 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 3,170 vehicles a day, roughly 4% of them trucks, projected to reach 3,300 by 2033. The structure is 34 ft (10.4 m) long and 51 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFM 4
CrossesMustang Creek
Location6.2 MI NW of FM 916
RouteState Highway 4
StateTexas
Coordinates32.31996, -97.28181
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 inspectionOctober 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 rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length34 ft (10.4 m)
Longest span10 ft (3 m)
Deck width51 ft (15.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,170 (2020)
Projected traffic3,300 by 2033
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 4 over Mustang Creek built?

It was built in 1921, making it 104 years old in 2025. It was reconstructed in 1962.

What condition is FM 4 over Mustang 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 October 2024.

How much traffic does FM 4 over Mustang Creek carry?

About 3,170 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is FM 4 over Mustang Creek?

The structure is 34 ft (10.4 m) long with a longest span of 10 ft (3 m) and a deck 51 ft wide.

Who owns FM 4 over Mustang Creek?

It is owned by the State Highway Agency.