US Bridges

FM 20 over Clear Fork Plum Creek

Good

Caldwell County, Texas · 2.3 MI SW of US 183 · Structure no. 140280011502020

Built
1990
35 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
160 ft
4 main spans
Daily traffic
2,228
2023 count
Owner
State
State Highway Agency

About this bridge

FM 20 over Clear Fork Plum Creek is a concrete stringer/multi-beam or girder carrying FM 20 over Clear Fork Plum Creek in Caldwell County, Texas. It was built in 1990, so it is 35 years old, younger 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 2,228 vehicles a day, roughly 4% of them trucks, projected to reach 3,743 by 2042. The structure is 160 ft (48.8 m) long and 40 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesFM 20
CrossesClear Fork Plum Creek
Location2.3 MI SW of US 183
RouteState Highway 20
StateTexas
Coordinates29.85486, -97.70181
Functional classRural Major 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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length160 ft (48.8 m)
Longest span40 ft (12.2 m)
Deck width40 ft (12.2 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,228 (2023)
Projected traffic3,743 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 20 over Clear Fork Plum Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is FM 20 over Clear Fork Plum 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 2024.

How much traffic does FM 20 over Clear Fork Plum Creek carry?

About 2,228 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is FM 20 over Clear Fork Plum Creek?

The structure is 160 ft (48.8 m) long with a longest span of 40 ft (12.2 m) and a deck 40 ft wide.

Who owns FM 20 over Clear Fork Plum Creek?

It is owned by the State Highway Agency.