US Bridges

FM 466 over Foster Branch

Fair

Gonzales County, Texas · 2.25 MI SE of SH 80 · Structure no. 130900144301006

Built
1963
62 years old
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
152 ft
5 main spans
Daily traffic
374
2020 count
Owner
State
State Highway Agency

About this bridge

FM 466 over Foster Branch is a concrete stringer/multi-beam or girder carrying FM 466 over Foster Branch in Gonzales County, Texas. It was built in 1963, so it is 62 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 374 vehicles a day, roughly 23% of them trucks, projected to reach 400 by 2040. The structure is 152 ft (46.3 m) long and 29 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesFM 466
CrossesFoster Branch
Location2.25 MI SE of SH 80
RouteState Highway 466
CountyGonzales County
StateTexas
Coordinates29.4809, -97.67544
Functional classRural Minor 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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadOther
Structure length152 ft (46.3 m)
Longest span30 ft (9.1 m)
Deck width29 ft (8.9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic374 (2020)
Projected traffic400 by 2040
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 466 over Foster Branch built?

It was built in 1963, making it 62 years old in 2025.

What condition is FM 466 over Foster Branch 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 January 2023.

How much traffic does FM 466 over Foster Branch carry?

About 374 vehicles per day (2020 count), of which roughly 23% are trucks.

How long is FM 466 over Foster Branch?

The structure is 152 ft (46.3 m) long with a longest span of 30 ft (9.1 m) and a deck 29 ft wide.

Who owns FM 466 over Foster Branch?

It is owned by the State Highway Agency.