US Bridges

US 84 over Attoyac River Relief

Fair

Shelby County, Texas · 6.30 MI W of US 59 · Structure no. 112100012307046

Built
1955
70 years old, rebuilt 1976
Condition
Fair
inspected April 2024
Type
Slab
Concrete
Length
126 ft
5 main spans
Daily traffic
1,322
2020 count
Owner
State
State Highway Agency

About this bridge

US 84 over Attoyac River Relief is a concrete slab carrying US 84 over Attoyac River Relief in Shelby County, Texas. It was built in 1955 and reconstructed in 1976, so it is 70 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 1,322 vehicles a day, roughly 23% of them trucks, projected to reach 1,666 by 2040. The structure is 126 ft (38.4 m) long and 50 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesUS 84
CrossesAttoyac River Relief
Location6.30 MI W of US 59
RouteU.S. Route 84
StateTexas
Coordinates31.92413, -94.51033
Functional classRural 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
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 rating36 US tons
Inventory rating27 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadUnknown
Structure length126 ft (38.4 m)
Longest span25 ft (7.6 m)
Deck width50 ft (15.3 m)
Roadway width48 ft (14.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,322 (2020)
Projected traffic1,666 by 2040
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed6.2 mi (10 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$15,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US 84 over Attoyac River Relief built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1976.

What condition is US 84 over Attoyac River 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 April 2024.

How much traffic does US 84 over Attoyac River Relief carry?

About 1,322 vehicles per day (2020 count), of which roughly 23% are trucks.

How long is US 84 over Attoyac River Relief?

The structure is 126 ft (38.4 m) long with a longest span of 25 ft (7.6 m) and a deck 50 ft wide.

Who owns US 84 over Attoyac River Relief?

It is owned by the State Highway Agency.