US Bridges

County Road 90 over St. Highway 549 - Seb CO

Good

Sebastian County, Arkansas · 1.51 MI N Jct. US 71 · Structure no. 000000000007080

Built
2011
14 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
343 ft
4 main spans
Daily traffic
82
2010 count
Owner
State
State Highway Agency

About this bridge

County Road 90 over St. Highway 549 - Seb CO is a prestressed concrete continuous stringer/multi-beam or girder carrying County Road 90 over St. Highway 549 - Seb CO in Sebastian 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 82 vehicles a day, roughly 1% of them trucks, projected to reach 220 by 2032. The structure is 343 ft (104.5 m) long and 31 ft wide.

CarriesCounty Road 90
CrossesSt. Highway 549 - Seb CO
Location1.51 MI N Jct. US 71
RouteCounty Highway 90
Coordinates35.27573, -94.34649
Functional classUrban 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 inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length343 ft (104.5 m)
Longest span120 ft (36.6 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic82 (2010)
Projected traffic220 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 County Road 90 over St. Highway 549 - Seb CO built?

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

What condition is County Road 90 over St. Highway 549 - Seb CO 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 September 2023.

How much traffic does County Road 90 over St. Highway 549 - Seb CO carry?

About 82 vehicles per day (2010 count), of which roughly 1% are trucks.

How long is County Road 90 over St. Highway 549 - Seb CO?

The structure is 343 ft (104.5 m) long with a longest span of 120 ft (36.6 m) and a deck 31 ft wide.

Who owns County Road 90 over St. Highway 549 - Seb CO?

It is owned by the State Highway Agency.