US Bridges

I-55N/SEC11/L20.55 over Big Creek

Fair

Crittenden County, Arkansas · 1.0 MI S JCT of SH 42 · Structure no. 000000000002809

Built
1956
69 years old, rebuilt 1975
Condition
Fair
inspected April 2024
Type
Slab
Concrete Continuous
Length
162 ft
6 main spans
Daily traffic
28,939
2018 count
Owner
State
State Highway Agency

About this bridge

I-55N/SEC11/L20.55 over Big Creek is a concrete continuous slab carrying I-55N/SEC11/L20.55 over Big Creek in Crittenden County, Arkansas. It was built in 1956 and reconstructed in 1975, so it is 69 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 28,939 vehicles a day, roughly 1% of them trucks, projected to reach 17,304 by 2028. The structure is 162 ft (49.4 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-55N/SEC11/L20.55
CrossesBig Creek
Location1.0 MI S JCT of SH 42
RouteInterstate 55
CountyCrittenden County
StateArkansas
Coordinates35.35187, -90.27523
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length162 ft (49.4 m)
Longest span30 ft (9.1 m)
Deck width42 ft (12.9 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,939 (2018)
Projected traffic17,304 by 2028
Trucks1%
Lanes on structure2
Traffic directionOne-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-55N/SEC11/L20.55 over Big Creek built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1975.

What condition is I-55N/SEC11/L20.55 over Big Creek 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 I-55N/SEC11/L20.55 over Big Creek carry?

About 28,939 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is I-55N/SEC11/L20.55 over Big Creek?

The structure is 162 ft (49.4 m) long with a longest span of 30 ft (9.1 m) and a deck 42 ft wide.

Who owns I-55N/SEC11/L20.55 over Big Creek?

It is owned by the State Highway Agency.