US Bridges

FM 787 over Tarkington Bayou Relief

Fair

Liberty County, Texas · 2.35 MI E of SH 321 · Structure no. 201460081301030

Built
1973
52 years old
Condition
Fair
inspected March 2024
Type
Other
Concrete
Length
75 ft
3 main spans
Daily traffic
5,560
2022 count
Owner
State
State Highway Agency

About this bridge

FM 787 over Tarkington Bayou Relief is a concrete other carrying FM 787 over Tarkington Bayou Relief in Liberty County, Texas. It was built in 1973, so it is 52 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 5,560 vehicles a day, roughly 20% of them trucks, projected to reach 7,784 by 2042. The structure is 75 ft (22.9 m) long and 51 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesFM 787
CrossesTarkington Bayou Relief
Location2.35 MI E of SH 321
RouteState Highway 787
StateTexas
Coordinates30.35535, -95.05105
Functional classUrban Minor 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating30 US tons

Structure

Structure typeOther
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length75 ft (22.9 m)
Longest span25 ft (7.6 m)
Deck width51 ft (15.4 m)
Roadway width48 ft (14.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,560 (2022)
Projected traffic7,784 by 2042
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed8.1 mi (13 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 787 over Tarkington Bayou Relief built?

It was built in 1973, making it 52 years old in 2025.

What condition is FM 787 over Tarkington Bayou Relief 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 787 over Tarkington Bayou Relief carry?

About 5,560 vehicles per day (2022 count), of which roughly 20% are trucks.

How long is FM 787 over Tarkington Bayou Relief?

The structure is 75 ft (22.9 m) long with a longest span of 25 ft (7.6 m) and a deck 51 ft wide.

Who owns FM 787 over Tarkington Bayou Relief?

It is owned by the State Highway Agency.