US Bridges

FM 70 over Petronila Creek

Fair

Nueces County, Texas · 10.9 MI W of SH 286 · Structure no. 161780155803016

Built
1998
27 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
692 ft
1 main span
Daily traffic
5,089
2022 count
Owner
State
State Highway Agency

About this bridge

FM 70 over Petronila Creek is a prestressed concrete stringer/multi-beam or girder carrying FM 70 over Petronila Creek in Nueces County, Texas. It was built in 1998, so it is 27 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 5,089 vehicles a day, roughly 4% of them trucks, projected to reach 5,020 by 2033. The structure is 692 ft (210.9 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFM 70
CrossesPetronila Creek
Location10.9 MI W of SH 286
RouteState Highway 70
StateTexas
Coordinates27.58341, -97.6285
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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+9 approach)
Design loadHS 20
Structure length692 ft (210.9 m)
Longest span131 ft (39.9 m)
Deck width45 ft (13.8 m)
Roadway width43 ft (13.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,089 (2022)
Projected traffic5,020 by 2033
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 70 over Petronila Creek built?

It was built in 1998, making it 27 years old in 2025.

What condition is FM 70 over Petronila 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 July 2024.

How much traffic does FM 70 over Petronila Creek carry?

About 5,089 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is FM 70 over Petronila Creek?

The structure is 692 ft (210.9 m) long with a longest span of 131 ft (39.9 m) and a deck 45 ft wide.

Who owns FM 70 over Petronila Creek?

It is owned by the State Highway Agency.