US Bridges

FM 502 over Antelope Creek

Good

San Saba County, Texas · 6.9 MI W of FM 45 · Structure no. 232060086802003

Built
1955
70 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
26 ft
3 main spans
Daily traffic
100
2020 count
Owner
State
State Highway Agency

About this bridge

FM 502 over Antelope Creek is a concrete culvert carrying FM 502 over Antelope Creek in San Saba County, Texas. It was built in 1955, so it is 70 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 100 vehicles a day, roughly 5% of them trucks, projected to reach 50 by 2033. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 8.1 mi (13 km).

CarriesFM 502
CrossesAntelope Creek
Location6.9 MI W of FM 45
RouteState Highway 502
StateTexas
Coordinates31.38607, -99.03764
Functional classRural Minor 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 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than 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 length26 ft (7.9 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2020)
Projected traffic50 by 2033
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 502 over Antelope Creek built?

It was built in 1955, making it 70 years old in 2025.

What condition is FM 502 over Antelope 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 2023.

How much traffic does FM 502 over Antelope Creek carry?

About 100 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is FM 502 over Antelope Creek?

The structure is 26 ft (7.9 m) long with a longest span of 8 ft (2.4 m).

Who owns FM 502 over Antelope Creek?

It is owned by the State Highway Agency.