US Bridges

US-70/SEC-19/L5.17 over St. Francis River

PoorPosted for load

St. Francis County, Arkansas · 5.17 Miles East of SH 1 · Structure no. 000000000001391

Built
1933
92 years old
Condition
Poor
inspected June 2024
Type
Truss - Thru
Steel Continuous
Length
921 ft
5 main spans
Daily traffic
1,300
2018 count
Owner
State
State Highway Agency

About this bridge

US-70/SEC-19/L5.17 over St. Francis River is a steel continuous truss - thru carrying US-70/SEC-19/L5.17 over St. Francis River in St. Francis County, Arkansas. It was built in 1933, so it is 92 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 3 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. Its operating status is: posted for load restriction.

It carries about 1,300 vehicles a day, roughly 18% of them trucks, projected to reach 1,210 by 2028. The structure is 921 ft (280.7 m) long and 25 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesUS-70/SEC-19/L5.17
CrossesSt. Francis River
Location5.17 Miles East of SH 1
RouteU.S. Route 70
Coordinates35.03551, -90.71308
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.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating23 US tons
Inventory rating14 US tons

Structure

Structure typeTruss - Thru
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5 (+4 approach)
Design loadH 20
Structure length921 ft (280.7 m)
Longest span233 ft (71 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck15 ft (4.7 m)

Traffic and service

Average daily traffic1,300 (2018)
Projected traffic1,210 by 2028
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.7 million
NavigationNo navigation control on waterway

Frequently asked questions

When was US-70/SEC-19/L5.17 over St. Francis River built?

It was built in 1933, making it 92 years old in 2025.

What condition is US-70/SEC-19/L5.17 over St. Francis River 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 June 2024.

How much traffic does US-70/SEC-19/L5.17 over St. Francis River carry?

About 1,300 vehicles per day (2018 count), of which roughly 18% are trucks.

How long is US-70/SEC-19/L5.17 over St. Francis River?

The structure is 921 ft (280.7 m) long with a longest span of 233 ft (71 m) and a deck 25 ft wide.

Who owns US-70/SEC-19/L5.17 over St. Francis River?

It is owned by the State Highway Agency.