US Bridges

FM 933 over Trib Brazos River

Good

McLennan County, Texas · 1.1 MI N of US 84 · Structure no. 091610020907067

Built
1972
53 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
26 ft
4 main spans
Daily traffic
5,908
2020 count
Owner
State
State Highway Agency

About this bridge

FM 933 over Trib Brazos River is a concrete culvert carrying FM 933 over Trib Brazos River in McLennan County, Texas. It was built in 1972, so it is 53 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 5,908 vehicles a day, roughly 8% of them trucks, projected to reach 10,560 by 2033. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFM 933
CrossesTrib Brazos River
Location1.1 MI N of US 84
RouteState Highway 933
StateTexas
Coordinates31.58597, -97.12364
Functional classUrban Minor Arterial

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 inspectionMarch 2023
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 spans4
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,908 (2020)
Projected traffic10,560 by 2033
Trucks8%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$400,000
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 933 over Trib Brazos River built?

It was built in 1972, making it 53 years old in 2025.

What condition is FM 933 over Trib Brazos River 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 March 2023.

How much traffic does FM 933 over Trib Brazos River carry?

About 5,908 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is FM 933 over Trib Brazos River?

The structure is 26 ft (7.9 m) long with a longest span of 6 ft (1.8 m).

Who owns FM 933 over Trib Brazos River?

It is owned by the State Highway Agency.