US Bridges

CR 207 over San Antonio River

Fair

Karnes County, Texas · 0.5 MI SE of FM 791 · Structure no. 161290AA0207001

Built
2002
23 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
430 ft
1 main span
Daily traffic
242
2016 count
Owner
County
County Highway Agency

About this bridge

CR 207 over San Antonio River is a prestressed concrete stringer/multi-beam or girder carrying CR 207 over San Antonio River in Karnes County, Texas. It was built in 2002, so it is 23 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 5 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 242 vehicles a day, roughly 1% of them trucks, projected to reach 140 by 2035. The structure is 430 ft (131.1 m) long and 26 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesCR 207
CrossesSan Antonio River
Location0.5 MI SE of FM 791
RouteCounty Highway 207
CountyKarnes County
StateTexas
Coordinates28.96869, -98.03271
Functional classRural Local

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+4 approach)
Design loadHS 20
Structure length430 ft (131.1 m)
Longest span130 ft (39.6 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic242 (2016)
Projected traffic140 by 2035
Trucks1%
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

OwnerCounty Highway Agency
Maintained byCounty 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 CR 207 over San Antonio River built?

It was built in 2002, making it 23 years old in 2025.

What condition is CR 207 over San Antonio River 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 September 2024.

How much traffic does CR 207 over San Antonio River carry?

About 242 vehicles per day (2016 count), of which roughly 1% are trucks.

How long is CR 207 over San Antonio River?

The structure is 430 ft (131.1 m) long with a longest span of 130 ft (39.6 m) and a deck 26 ft wide.

Who owns CR 207 over San Antonio River?

It is owned by the County Highway Agency.