US Bridges

FM 3109 over Fish Creek

Good

Young County, Texas · 3.7 MI S of FM 209 · Structure no. 032520314902002

Built
1976
49 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
80 ft
2 main spans
Daily traffic
65
2020 count
Owner
State
State Highway Agency

About this bridge

FM 3109 over Fish Creek is a concrete stringer/multi-beam or girder carrying FM 3109 over Fish Creek in Young County, Texas. It was built in 1976, so it is 49 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 65 vehicles a day, roughly 20% of them trucks, projected to reach 91 by 2040. The structure is 80 ft (24.4 m) long and 28 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesFM 3109
CrossesFish Creek
Location3.7 MI S of FM 209
RouteState Highway 3109
StateTexas
Coordinates33.03398, -98.76122
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length80 ft (24.4 m)
Longest span40 ft (12.2 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic65 (2020)
Projected traffic91 by 2040
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 3109 over Fish Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is FM 3109 over Fish 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 September 2023.

How much traffic does FM 3109 over Fish Creek carry?

About 65 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is FM 3109 over Fish Creek?

The structure is 80 ft (24.4 m) long with a longest span of 40 ft (12.2 m) and a deck 28 ft wide.

Who owns FM 3109 over Fish Creek?

It is owned by the State Highway Agency.