US Bridges

SH-50/SEC-4/L-9.20 over I-55/SEC-11/L-17.11

Fair

Crittenden County, Arkansas · .75 Miles West JCT SH 77 · Structure no. 000000000003137

Built
1958
67 years old, rebuilt 1980
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
343 ft
6 main spans
Daily traffic
180
2018 count
Owner
State
State Highway Agency

About this bridge

SH-50/SEC-4/L-9.20 over I-55/SEC-11/L-17.11 is a steel stringer/multi-beam or girder carrying SH-50/SEC-4/L-9.20 over I-55/SEC-11/L-17.11 in Crittenden County, Arkansas. It was built in 1958 and reconstructed in 1980, so it is 67 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 180 vehicles a day, roughly 1% of them trucks, projected to reach 556 by 2028. The structure is 343 ft (104.4 m) long and 28 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesSH-50/SEC-4/L-9.20
CrossesI-55/SEC-11/L-17.11
Location.75 Miles West JCT SH 77
RouteState Highway 50
CountyCrittenden County
StateArkansas
Coordinates35.30695, -90.25215
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans6
Design loadH 20
Structure length343 ft (104.4 m)
Longest span65 ft (19.8 m)
Deck width28 ft (8.4 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic180 (2018)
Projected traffic556 by 2028
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SH-50/SEC-4/L-9.20 over I-55/SEC-11/L-17.11 built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1980.

What condition is SH-50/SEC-4/L-9.20 over I-55/SEC-11/L-17.11 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 February 2024.

How much traffic does SH-50/SEC-4/L-9.20 over I-55/SEC-11/L-17.11 carry?

About 180 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is SH-50/SEC-4/L-9.20 over I-55/SEC-11/L-17.11?

The structure is 343 ft (104.4 m) long with a longest span of 65 ft (19.8 m) and a deck 28 ft wide.

Who owns SH-50/SEC-4/L-9.20 over I-55/SEC-11/L-17.11?

It is owned by the State Highway Agency.