US Bridges

FM 573 over Pecan Bayou

Good

Mills County, Texas · 5.91 MI SW of US 84 · Structure no. 231670102903009

Built
1964
61 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
310 ft
3 main spans
Daily traffic
129
2020 count
Owner
State
State Highway Agency

About this bridge

FM 573 over Pecan Bayou is a steel continuous stringer/multi-beam or girder carrying FM 573 over Pecan Bayou in Mills County, Texas. It was built in 1964, so it is 61 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 129 vehicles a day, roughly 9% of them trucks, projected to reach 132 by 2038. The structure is 310 ft (94.5 m) long and 26 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesFM 573
CrossesPecan Bayou
Location5.91 MI SW of US 84
RouteState Highway 573
StateTexas
Coordinates31.51752, -98.74062
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 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 rating43 US tons
Inventory rating26 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+2 approach)
Design loadH 15
Structure length310 ft (94.5 m)
Longest span90 ft (27.4 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic129 (2020)
Projected traffic132 by 2038
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 573 over Pecan Bayou built?

It was built in 1964, making it 61 years old in 2025.

What condition is FM 573 over Pecan Bayou 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 May 2024.

How much traffic does FM 573 over Pecan Bayou carry?

About 129 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is FM 573 over Pecan Bayou?

The structure is 310 ft (94.5 m) long with a longest span of 90 ft (27.4 m) and a deck 26 ft wide.

Who owns FM 573 over Pecan Bayou?

It is owned by the State Highway Agency.