US Bridges

SH 151 N.B-00-1.22 over I 49 Rampw-S; Branch

Good

Miller County, Arkansas · 0.5 MI W JCT US 71 · Structure no. 0000000000B6679

Built
1999
26 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
948 ft
8 main spans
Daily traffic
6,000
2018 count
Owner
State
State Highway Agency

About this bridge

SH 151 N.B-00-1.22 over I 49 Rampw-S; Branch is a steel continuous stringer/multi-beam or girder carrying SH 151 N.B-00-1.22 over I 49 Rampw-S; Branch in Miller County, Arkansas. It was built in 1999, so it is 26 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 6,000 vehicles a day, roughly 14% of them trucks, projected to reach 6,907 by 2028. The structure is 948 ft (289 m) long and 43 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesSH 151 N.B-00-1.22
CrossesI 49 Rampw-S; Branch
Location0.5 MI W JCT US 71
RouteState Highway 151
CountyMiller County
StateArkansas
Coordinates33.38674, -94.02216
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior 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 spans8
Design loadHS 20
Structure length948 ft (289 m)
Longest span131 ft (39.9 m)
Deck width43 ft (13 m)
Roadway width39 ft (12 m)
Vertical clearance over deck17 ft (5.1 m)

Traffic and service

Average daily traffic6,000 (2018)
Projected traffic6,907 by 2028
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway and waterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes

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 151 N.B-00-1.22 over I 49 Rampw-S; Branch built?

It was built in 1999, making it 26 years old in 2025.

What condition is SH 151 N.B-00-1.22 over I 49 Rampw-S; Branch 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 July 2023.

How much traffic does SH 151 N.B-00-1.22 over I 49 Rampw-S; Branch carry?

About 6,000 vehicles per day (2018 count), of which roughly 14% are trucks.

How long is SH 151 N.B-00-1.22 over I 49 Rampw-S; Branch?

The structure is 948 ft (289 m) long with a longest span of 131 ft (39.9 m) and a deck 43 ft wide.

Who owns SH 151 N.B-00-1.22 over I 49 Rampw-S; Branch?

It is owned by the State Highway Agency.