US Bridges

FM 1346 over Rosillo Creek

Fair

Bexar County, Texas · 1.1 MI E of IH 410 · Structure no. 150150143701001

Built
1940
85 years old, rebuilt 1999
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
77 ft
7 main spans
Daily traffic
11,479
2020 count
Owner
State
State Highway Agency

About this bridge

FM 1346 over Rosillo Creek is a concrete culvert carrying FM 1346 over Rosillo Creek in Bexar County, Texas. It was built in 1940 and reconstructed in 1999, so it is 85 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 11,479 vehicles a day, roughly 6% of them trucks, projected to reach 6,190 by 2033. The structure is 77 ft (23.5 m) long and 82 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesFM 1346
CrossesRosillo Creek
Location1.1 MI E of IH 410
RouteState Highway 1346
CountyBexar County
StateTexas
Coordinates29.42236, -98.37037
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 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 rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans7
Design loadUnknown
Structure length77 ft (23.5 m)
Longest span10 ft (3 m)
Deck width82 ft (25.1 m)
Roadway width67 ft (20.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,479 (2020)
Projected traffic6,190 by 2033
Trucks6%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

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 1346 over Rosillo Creek built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1999.

What condition is FM 1346 over Rosillo 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 August 2024.

How much traffic does FM 1346 over Rosillo Creek carry?

About 11,479 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is FM 1346 over Rosillo Creek?

The structure is 77 ft (23.5 m) long with a longest span of 10 ft (3 m) and a deck 82 ft wide.

Who owns FM 1346 over Rosillo Creek?

It is owned by the State Highway Agency.