US Bridges

FM 99 over Escondido Creek

Fair

Karnes County, Texas · 2.9 MI SW of US 181 · Structure no. 161290034806027

Built
1967
58 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
152 ft
5 main spans
Daily traffic
2,711
2020 count
Owner
State
State Highway Agency

About this bridge

FM 99 over Escondido Creek is a concrete stringer/multi-beam or girder carrying FM 99 over Escondido Creek in Karnes County, Texas. It was built in 1967, so it is 58 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 2,711 vehicles a day, roughly 10% of them trucks, projected to reach 4,290 by 2033. The structure is 152 ft (46.3 m) long and 35 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesFM 99
CrossesEscondido Creek
Location2.9 MI SW of US 181
RouteState Highway 99
CountyKarnes County
StateTexas
Coordinates28.85574, -97.94561
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68 US tons
Inventory rating41 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 20
Structure length152 ft (46.3 m)
Longest span30 ft (9.1 m)
Deck width35 ft (10.8 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,711 (2020)
Projected traffic4,290 by 2033
Trucks10%
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 99 over Escondido Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is FM 99 over Escondido 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 April 2024.

How much traffic does FM 99 over Escondido Creek carry?

About 2,711 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is FM 99 over Escondido Creek?

The structure is 152 ft (46.3 m) long with a longest span of 30 ft (9.1 m) and a deck 35 ft wide.

Who owns FM 99 over Escondido Creek?

It is owned by the State Highway Agency.