US Bridges

SH 276-01 Lm 11.36 over Mill Bayou

Fair

Arkansas County, Arkansas · 4.3 MI E SH 11-DEWITT · Structure no. 000000000003950

Built
1965
60 years old
Condition
Fair
inspected August 2023
Type
Slab
Concrete
Length
210 ft
7 main spans
Daily traffic
570
2018 count
Owner
State
State Highway Agency

About this bridge

SH 276-01 Lm 11.36 over Mill Bayou is a concrete slab carrying SH 276-01 Lm 11.36 over Mill Bayou in Arkansas County, Arkansas. It was built in 1965, so it is 60 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 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 570 vehicles a day, roughly 1% of them trucks, projected to reach 535 by 2028. The structure is 210 ft (64 m) long and 30 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesSH 276-01 Lm 11.36
CrossesMill Bayou
Location4.3 MI E SH 11-DEWITT
RouteState Highway 276
CountyArkansas County
StateArkansas
Coordinates34.22277, -91.4165
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating41 US tons
Inventory rating25 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans7
Design loadH 15
Structure length210 ft (64 m)
Longest span30 ft (9.1 m)
Deck width30 ft (9.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic570 (2018)
Projected traffic535 by 2028
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 276-01 Lm 11.36 over Mill Bayou built?

It was built in 1965, making it 60 years old in 2025.

What condition is SH 276-01 Lm 11.36 over Mill 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 August 2023.

How much traffic does SH 276-01 Lm 11.36 over Mill Bayou carry?

About 570 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is SH 276-01 Lm 11.36 over Mill Bayou?

The structure is 210 ft (64 m) long with a longest span of 30 ft (9.1 m) and a deck 30 ft wide.

Who owns SH 276-01 Lm 11.36 over Mill Bayou?

It is owned by the State Highway Agency.