US Bridges

SH-78/SEC-1/L-5.1 over I-40/SEC-51/L-220.85

Poor

St. Francis County, Arkansas · .07 MI North of Wheatley · Structure no. 000000000003767

Built
1965
60 years old
Condition
Poor
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
220 ft
4 main spans
Daily traffic
410
2019 count
Owner
State
State Highway Agency

About this bridge

SH-78/SEC-1/L-5.1 over I-40/SEC-51/L-220.85 is a steel stringer/multi-beam or girder carrying SH-78/SEC-1/L-5.1 over I-40/SEC-51/L-220.85 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 410 vehicles a day, roughly 11% of them trucks, projected to reach 1,694 by 2028. The structure is 220 ft (67.1 m) long and 29 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSH-78/SEC-1/L-5.1
CrossesI-40/SEC-51/L-220.85
Location.07 MI North of Wheatley
RouteState Highway 78
Coordinates34.92984, -91.10821
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length220 ft (67.1 m)
Longest span67 ft (20.4 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic410 (2019)
Projected traffic1,694 by 2028
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed5 mi (8 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$307,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was SH-78/SEC-1/L-5.1 over I-40/SEC-51/L-220.85 built?

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

What condition is SH-78/SEC-1/L-5.1 over I-40/SEC-51/L-220.85 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2024.

How much traffic does SH-78/SEC-1/L-5.1 over I-40/SEC-51/L-220.85 carry?

About 410 vehicles per day (2019 count), of which roughly 11% are trucks.

How long is SH-78/SEC-1/L-5.1 over I-40/SEC-51/L-220.85?

The structure is 220 ft (67.1 m) long with a longest span of 67 ft (20.4 m) and a deck 29 ft wide.

Who owns SH-78/SEC-1/L-5.1 over I-40/SEC-51/L-220.85?

It is owned by the State Highway Agency.