US Bridges

FM 479 over IH 10

Fair

Kerr County, Texas · 2.0 MI E of SH 41 · Structure no. 151330014212141

Built
1974
51 years old
Condition
Fair
inspected June 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
230 ft
2 main spans
Daily traffic
700
2013 count
Owner
State
State Highway Agency

About this bridge

FM 479 over IH 10 is a prestressed concrete stringer/multi-beam or girder carrying FM 479 over IH 10 in Kerr County, Texas. It was built in 1974, so it is 51 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 700 vehicles a day, roughly 11% of them trucks, projected to reach 980 by 2033. The structure is 230 ft (70.1 m) long and 36 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesFM 479
CrossesIH 10
Location2.0 MI E of SH 41
RouteState Highway 479
CountyKerr County
StateTexas
Coordinates30.18613, -99.31866
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJune 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length230 ft (70.1 m)
Longest span115 ft (35.1 m)
Deck width36 ft (11.1 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic700 (2013)
Projected traffic980 by 2033
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was FM 479 over IH 10 built?

It was built in 1974, making it 51 years old in 2025.

What condition is FM 479 over IH 10 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2022.

How much traffic does FM 479 over IH 10 carry?

About 700 vehicles per day (2013 count), of which roughly 11% are trucks.

How long is FM 479 over IH 10?

The structure is 230 ft (70.1 m) long with a longest span of 115 ft (35.1 m) and a deck 36 ft wide.

Who owns FM 479 over IH 10?

It is owned by the State Highway Agency.