US Bridges

FM 1135 over Sra Irrigation Canal

Fair

Orange County, Texas · 1.00 MI N of FM 105 · Structure no. 201810078406010

Built
1954
71 years old, rebuilt 1988
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
31 ft
1 main span
Daily traffic
947
2016 count
Owner
State
State Highway Agency

About this bridge

FM 1135 over Sra Irrigation Canal is a concrete stringer/multi-beam or girder carrying FM 1135 over Sra Irrigation Canal in Orange County, Texas. It was built in 1954 and reconstructed in 1988, so it is 71 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 947 vehicles a day, roughly 6% of them trucks, projected to reach 970 by 2033. The structure is 31 ft (9.4 m) long and 42 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesFM 1135
CrossesSra Irrigation Canal
Location1.00 MI N of FM 105
RouteState Highway 1135
StateTexas
Coordinates30.0861, -93.93524
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57 US tons
Inventory rating34 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length31 ft (9.4 m)
Longest span31 ft (9.4 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic947 (2016)
Projected traffic970 by 2033
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 1135 over Sra Irrigation Canal built?

It was built in 1954, making it 71 years old in 2025. It was reconstructed in 1988.

What condition is FM 1135 over Sra Irrigation Canal 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 March 2024.

How much traffic does FM 1135 over Sra Irrigation Canal carry?

About 947 vehicles per day (2016 count), of which roughly 6% are trucks.

How long is FM 1135 over Sra Irrigation Canal?

The structure is 31 ft (9.4 m) long with a longest span of 31 ft (9.4 m) and a deck 42 ft wide.

Who owns FM 1135 over Sra Irrigation Canal?

It is owned by the State Highway Agency.