US Bridges

SH 146-01 Lm 0.70 over Little Lagrue Bayou

Fair

Arkansas County, Arkansas · 0.70 MI E US 79-STUTTGART · Structure no. 0000000000M2036

Built
1937
88 years old, rebuilt 1980
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
64 ft
2 main spans
Daily traffic
690
2018 count
Owner
State
State Highway Agency

About this bridge

SH 146-01 Lm 0.70 over Little Lagrue Bayou is a steel stringer/multi-beam or girder carrying SH 146-01 Lm 0.70 over Little Lagrue Bayou in Arkansas County, Arkansas. It was built in 1937 and reconstructed in 1980, so it is 88 years old, older than the Arkansas average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 690 vehicles a day, roughly 1% of them trucks, projected to reach 779 by 2028. The structure is 64 ft (19.5 m) long and 31 ft wide. If it were closed, the detour would be 21.1 mi (34 km).

Location

Open in Google Maps
CarriesSH 146-01 Lm 0.70
CrossesLittle Lagrue Bayou
Location0.70 MI E US 79-STUTTGART
RouteState Highway 146
CountyArkansas County
StateArkansas
Coordinates34.52231, -91.5154
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41 US tons
Inventory rating24 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length64 ft (19.5 m)
Longest span31 ft (9.4 m)
Deck width31 ft (9.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic690 (2018)
Projected traffic779 by 2028
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.1 mi (34 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 146-01 Lm 0.70 over Little Lagrue Bayou built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 1980.

What condition is SH 146-01 Lm 0.70 over Little Lagrue Bayou 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 SH 146-01 Lm 0.70 over Little Lagrue Bayou carry?

About 690 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is SH 146-01 Lm 0.70 over Little Lagrue Bayou?

The structure is 64 ft (19.5 m) long with a longest span of 31 ft (9.4 m) and a deck 31 ft wide.

Who owns SH 146-01 Lm 0.70 over Little Lagrue Bayou?

It is owned by the State Highway Agency.