US Bridges

FM 481 over Chaparrosa Creek

Fair

Maverick County, Texas · 0.55 MI W of Zavala C/L · Structure no. 221590159003022

Built
1986
39 years old
Condition
Fair
inspected October 2023
Type
Slab
Concrete
Length
200 ft
8 main spans
Daily traffic
878
2020 count
Owner
State
State Highway Agency

About this bridge

FM 481 over Chaparrosa Creek is a concrete slab carrying FM 481 over Chaparrosa Creek in Maverick County, Texas. It was built in 1986, so it is 39 years old, younger 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 878 vehicles a day, roughly 10% of them trucks, projected to reach 1,680 by 2033. The structure is 200 ft (61 m) long and 36 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesFM 481
CrossesChaparrosa Creek
Location0.55 MI W of Zavala C/L
RouteState Highway 481
StateTexas
Coordinates29.0493, -100.12045
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74 US tons
Inventory rating44 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20
Structure length200 ft (61 m)
Longest span25 ft (7.6 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic878 (2020)
Projected traffic1,680 by 2033
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 481 over Chaparrosa Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is FM 481 over Chaparrosa 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 October 2023.

How much traffic does FM 481 over Chaparrosa Creek carry?

About 878 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is FM 481 over Chaparrosa Creek?

The structure is 200 ft (61 m) long with a longest span of 25 ft (7.6 m) and a deck 36 ft wide.

Who owns FM 481 over Chaparrosa Creek?

It is owned by the State Highway Agency.