US Bridges

CR-430/Z-E/L-4.7 over I-40/SEC-51/L-244.0

Good

St. Francis County, Arkansas · West of SH 50 · Structure no. 000000000003623

Built
1965
60 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
226 ft
4 main spans
Daily traffic
234
1987 count
Owner
State
State Highway Agency

About this bridge

CR-430/Z-E/L-4.7 over I-40/SEC-51/L-244.0 is a prestressed concrete stringer/multi-beam or girder carrying CR-430/Z-E/L-4.7 over I-40/SEC-51/L-244.0 in St. Francis 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 234 vehicles a day, roughly 1% of them trucks, projected to reach 36 by 2007. The structure is 226 ft (68.9 m) long and 22 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

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CarriesCR-430/Z-E/L-4.7
CrossesI-40/SEC-51/L-244.0
LocationWest of SH 50
RouteCounty Highway 430
CountySt. Francis County
StateArkansas
Coordinates35.03241, -90.73354
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length226 ft (68.9 m)
Longest span66 ft (20.1 m)
Deck width22 ft (6.8 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic234 (1987)
Projected traffic36 by 2007
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed13 mi (21 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 CR-430/Z-E/L-4.7 over I-40/SEC-51/L-244.0 built?

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

What condition is CR-430/Z-E/L-4.7 over I-40/SEC-51/L-244.0 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2024.

How much traffic does CR-430/Z-E/L-4.7 over I-40/SEC-51/L-244.0 carry?

About 234 vehicles per day (1987 count), of which roughly 1% are trucks.

How long is CR-430/Z-E/L-4.7 over I-40/SEC-51/L-244.0?

The structure is 226 ft (68.9 m) long with a longest span of 66 ft (20.1 m) and a deck 22 ft wide.

Who owns CR-430/Z-E/L-4.7 over I-40/SEC-51/L-244.0?

It is owned by the State Highway Agency.