US Bridges

SH 18-06 Lm 5.46 over Roseland Bayou

Good

Mississippi County, Arkansas · 3 MI SE of Manila · Structure no. 000000000007177

Built
2011
14 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
162 ft
3 main spans
Daily traffic
5,200
2018 count
Owner
State
State Highway Agency

About this bridge

SH 18-06 Lm 5.46 over Roseland Bayou is a steel continuous stringer/multi-beam or girder carrying SH 18-06 Lm 5.46 over Roseland Bayou in Mississippi County, Arkansas. It was built in 2011, so it is 14 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 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 5,200 vehicles a day, roughly 7% of them trucks, projected to reach 7,200 by 2030. The structure is 162 ft (49.4 m) long and 76 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

Open in Google Maps
CarriesSH 18-06 Lm 5.46
CrossesRoseland Bayou
Location3 MI SE of Manila
RouteState Highway 18
CountyMississippi County
StateArkansas
Coordinates35.84612, -90.10763
Functional classRural Principal Arterial - Other

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.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length162 ft (49.4 m)
Longest span60 ft (18.3 m)
Deck width76 ft (23.3 m)
Roadway width75 ft (22.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,200 (2018)
Projected traffic7,200 by 2030
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 18-06 Lm 5.46 over Roseland Bayou built?

It was built in 2011, making it 14 years old in 2025.

What condition is SH 18-06 Lm 5.46 over Roseland 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 June 2023.

How much traffic does SH 18-06 Lm 5.46 over Roseland Bayou carry?

About 5,200 vehicles per day (2018 count), of which roughly 7% are trucks.

How long is SH 18-06 Lm 5.46 over Roseland Bayou?

The structure is 162 ft (49.4 m) long with a longest span of 60 ft (18.3 m) and a deck 76 ft wide.

Who owns SH 18-06 Lm 5.46 over Roseland Bayou?

It is owned by the State Highway Agency.