US Bridges

FM 139 over Tenaha Bayou

Poor

Shelby County, Texas · 1.85 MI NW of FM 417 · Structure no. 112100074201014

Built
1967
58 years old
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
819 ft
27 main spans
Daily traffic
869
2022 count
Owner
State
State Highway Agency

About this bridge

FM 139 over Tenaha Bayou is a concrete stringer/multi-beam or girder carrying FM 139 over Tenaha Bayou in Shelby County, Texas. It was built in 1967, so it is 58 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 869 vehicles a day, roughly 9% of them trucks, projected to reach 1,217 by 2042. The structure is 819 ft (249.6 m) long and 35 ft wide. If it were closed, the detour would be 39.8 mi (64 km).

CarriesFM 139
CrossesTenaha Bayou
Location1.85 MI NW of FM 417
RouteState Highway 139
StateTexas
Coordinates31.84469, -93.94094
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74 US tons
Inventory rating45 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans27
Design loadH 20
Structure length819 ft (249.6 m)
Longest span30 ft (9.1 m)
Deck width35 ft (10.8 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic869 (2022)
Projected traffic1,217 by 2042
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.8 mi (64 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 139 over Tenaha Bayou built?

It was built in 1967, making it 58 years old in 2025.

What condition is FM 139 over Tenaha Bayou in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does FM 139 over Tenaha Bayou carry?

About 869 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is FM 139 over Tenaha Bayou?

The structure is 819 ft (249.6 m) long with a longest span of 30 ft (9.1 m) and a deck 35 ft wide.

Who owns FM 139 over Tenaha Bayou?

It is owned by the State Highway Agency.