US Bridges

I-55- 12- Lm 37.86 over Ditch No 51

Fair

Mississippi County, Arkansas · 2.0 MI N JCT SH 181 & 55 · Structure no. 0000000000M3049

Built
1961
64 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
20,040
2018 count
Owner
State
State Highway Agency

About this bridge

I-55- 12- Lm 37.86 over Ditch No 51 is a concrete culvert carrying I-55- 12- Lm 37.86 over Ditch No 51 in Mississippi County, Arkansas. It was built in 1961, so it is 64 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 20,040 vehicles a day, roughly 57% of them trucks, projected to reach 24,404 by 2028. The structure is 24 ft (7.4 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-55- 12- Lm 37.86
CrossesDitch No 51
Location2.0 MI N JCT SH 181 & 55
RouteInterstate 55
Coordinates35.56763, -90.14368
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating31 US tons
Inventory rating19 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length24 ft (7.4 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,040 (2018)
Projected traffic24,404 by 2028
Trucks57%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-55- 12- Lm 37.86 over Ditch No 51 built?

It was built in 1961, making it 64 years old in 2025.

What condition is I-55- 12- Lm 37.86 over Ditch No 51 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 2024.

How much traffic does I-55- 12- Lm 37.86 over Ditch No 51 carry?

About 20,040 vehicles per day (2018 count), of which roughly 57% are trucks.

How long is I-55- 12- Lm 37.86 over Ditch No 51?

The structure is 24 ft (7.4 m) long with a longest span of 12 ft (3.7 m).

Who owns I-55- 12- Lm 37.86 over Ditch No 51?

It is owned by the State Highway Agency.