US Bridges

FM 2104 over Gravelly Creek

Fair

Bastrop County, Texas · 5.3 MI S of FM 2239 · Structure no. 140110208301003

Built
1958
67 years old, rebuilt 1991
Condition
Fair
inspected December 2024
Type
Slab
Concrete
Length
150 ft
6 main spans
Daily traffic
2,211
2020 count
Owner
State
State Highway Agency

About this bridge

FM 2104 over Gravelly Creek is a concrete slab carrying FM 2104 over Gravelly Creek in Bastrop County, Texas. It was built in 1958 and reconstructed in 1991, so it is 67 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 2,211 vehicles a day, roughly 6% of them trucks, projected to reach 3,414 by 2039. The structure is 150 ft (45.7 m) long and 42 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

Open in Google Maps
CarriesFM 2104
CrossesGravelly Creek
Location5.3 MI S of FM 2239
RouteState Highway 2104
CountyBastrop County
StateTexas
Coordinates30.06588, -97.0973
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating27 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadOther
Structure length150 ft (45.7 m)
Longest span25 ft (7.6 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,211 (2020)
Projected traffic3,414 by 2039
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 2104 over Gravelly Creek built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1991.

What condition is FM 2104 over Gravelly Creek 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 December 2024.

How much traffic does FM 2104 over Gravelly Creek carry?

About 2,211 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is FM 2104 over Gravelly Creek?

The structure is 150 ft (45.7 m) long with a longest span of 25 ft (7.6 m) and a deck 42 ft wide.

Who owns FM 2104 over Gravelly Creek?

It is owned by the State Highway Agency.