US Bridges

FM 1280 over Caney Bayou

Good

Houston County, Texas · 1.10 MI SE of SH 21 · Structure no. 111140167602005

Built
1959
66 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
120 ft
4 main spans
Daily traffic
634
2019 count
Owner
State
State Highway Agency

About this bridge

FM 1280 over Caney Bayou is a concrete stringer/multi-beam or girder carrying FM 1280 over Caney Bayou in Houston County, Texas. It was built in 1959, so it is 66 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 634 vehicles a day, roughly 7% of them trucks, projected to reach 1,460 by 2033. The structure is 120 ft (36.6 m) long and 25 ft wide. If it were closed, the detour would be 26.7 mi (43 km).

Location

Open in Google Maps
CarriesFM 1280
CrossesCaney Bayou
Location1.10 MI SE of SH 21
RouteState Highway 1280
CountyHouston County
StateTexas
Coordinates31.176, -95.62378
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating34.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadOther
Structure length120 ft (36.6 m)
Longest span30 ft (9.1 m)
Deck width25 ft (7.5 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic634 (2019)
Projected traffic1,460 by 2033
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.7 mi (43 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 1280 over Caney Bayou built?

It was built in 1959, making it 66 years old in 2025.

What condition is FM 1280 over Caney Bayou in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does FM 1280 over Caney Bayou carry?

About 634 vehicles per day (2019 count), of which roughly 7% are trucks.

How long is FM 1280 over Caney Bayou?

The structure is 120 ft (36.6 m) long with a longest span of 30 ft (9.1 m) and a deck 25 ft wide.

Who owns FM 1280 over Caney Bayou?

It is owned by the State Highway Agency.