US Bridges

SH-50/SEC-1/L20.80 over Cutoff Bayou

Good

St. Francis County, Arkansas · 0.8 MI W JCT US 79 & 50 · Structure no. 000000000007467

Built
2020
5 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
411 ft
6 main spans
Daily traffic
65
2019 count
Owner
State
State Highway Agency

About this bridge

SH-50/SEC-1/L20.80 over Cutoff Bayou is a steel continuous stringer/multi-beam or girder carrying SH-50/SEC-1/L20.80 over Cutoff Bayou in St. Francis County, Arkansas. It was built in 2020, so it is 5 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 65 vehicles a day, roughly 15% of them trucks, projected to reach 70 by 2039. The structure is 411 ft (125.3 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesSH-50/SEC-1/L20.80
CrossesCutoff Bayou
Location0.8 MI W JCT US 79 & 50
RouteState Highway 50
CountySt. Francis County
StateArkansas
Coordinates35.00701, -90.41403
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHL 93
Structure length411 ft (125.3 m)
Longest span68 ft (20.7 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic65 (2019)
Projected traffic70 by 2039
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SH-50/SEC-1/L20.80 over Cutoff Bayou built?

It was built in 2020, making it 5 years old in 2025.

What condition is SH-50/SEC-1/L20.80 over Cutoff Bayou 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 April 2023.

How much traffic does SH-50/SEC-1/L20.80 over Cutoff Bayou carry?

About 65 vehicles per day (2019 count), of which roughly 15% are trucks.

How long is SH-50/SEC-1/L20.80 over Cutoff Bayou?

The structure is 411 ft (125.3 m) long with a longest span of 68 ft (20.7 m) and a deck 33 ft wide.

Who owns SH-50/SEC-1/L20.80 over Cutoff Bayou?

It is owned by the State Highway Agency.