US Bridges

FM 315 over Walnut Creek

Good

Anderson County, Texas · 1.2 MI S of FM 837 · Structure no. 100010089002010

Built
1959
66 years old
Condition
Good
inspected December 2022
Type
Culvert
Concrete
Length
46 ft
3 main spans
Daily traffic
471
2020 count
Owner
State
State Highway Agency

About this bridge

FM 315 over Walnut Creek is a concrete culvert carrying FM 315 over Walnut Creek in Anderson County, Texas. It was built in 1959, so it is 66 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 471 vehicles a day, roughly 11% of them trucks, projected to reach 610 by 2033. The structure is 46 ft (14 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesFM 315
CrossesWalnut Creek
Location1.2 MI S of FM 837
RouteState Highway 315
StateTexas
Coordinates31.94349, -95.62935
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 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
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 spans3
Design loadOther
Structure length46 ft (14 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic471 (2020)
Projected traffic610 by 2033
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 315 over Walnut Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is FM 315 over Walnut 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 December 2022.

How much traffic does FM 315 over Walnut Creek carry?

About 471 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is FM 315 over Walnut Creek?

The structure is 46 ft (14 m) long with a longest span of 10 ft (3 m).

Who owns FM 315 over Walnut Creek?

It is owned by the State Highway Agency.