US Bridges

FM 485 over Trib of Camp Creek

Good

Bell County, Texas · 0.22 MI E of FM 964 · Structure no. 090140213301001

Built
1935
90 years old, rebuilt 1957
Condition
Good
inspected January 2023
Type
Culvert
Concrete
Length
49 ft
4 main spans
Daily traffic
3,015
2019 count
Owner
State
State Highway Agency

About this bridge

FM 485 over Trib of Camp Creek is a concrete culvert carrying FM 485 over Trib of Camp Creek in Bell County, Texas. It was built in 1935 and reconstructed in 1957, so it is 90 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 3,015 vehicles a day, roughly 22% of them trucks, projected to reach 3,700 by 2033. The structure is 49 ft (14.9 m) long and 41 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesFM 485
CrossesTrib of Camp Creek
Location0.22 MI E of FM 964
RouteState Highway 485
StateTexas
Coordinates31.03739, -97.13798
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 inspectionJanuary 2023
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 rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length49 ft (14.9 m)
Longest span8 ft (2.4 m)
Deck width41 ft (12.6 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,015 (2019)
Projected traffic3,700 by 2033
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$392,000
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 485 over Trib of Camp Creek built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1957.

What condition is FM 485 over Trib of Camp 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 January 2023.

How much traffic does FM 485 over Trib of Camp Creek carry?

About 3,015 vehicles per day (2019 count), of which roughly 22% are trucks.

How long is FM 485 over Trib of Camp Creek?

The structure is 49 ft (14.9 m) long with a longest span of 8 ft (2.4 m) and a deck 41 ft wide.

Who owns FM 485 over Trib of Camp Creek?

It is owned by the State Highway Agency.