US Bridges

SH-146/SEC4/L4.151 over Waterway

Good

Monroe County, Arkansas · 3.95 Miles East JCT SH 17 · Structure no. 0000000000X1235

Built
2004
21 years old
Condition
Good
inspected February 2025
Type
Culvert
Concrete
Length
26 ft
4 main spans
Daily traffic
150
2019 count
Owner
State
State Highway Agency

About this bridge

SH-146/SEC4/L4.151 over Waterway is a concrete culvert carrying SH-146/SEC4/L4.151 over Waterway in Monroe County, Arkansas. It was built in 2004, so it is 21 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 150 vehicles a day, roughly 15% of them trucks, projected to reach 212 by 2028. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 8.7 mi (14 km).

CarriesSH-146/SEC4/L4.151
CrossesWaterway
Location3.95 Miles East JCT SH 17
RouteState Highway 146
Coordinates34.56017, -91.13209
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating38 US tons
Inventory rating23 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadH 20
Structure length26 ft (7.9 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2019)
Projected traffic212 by 2028
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

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-146/SEC4/L4.151 over Waterway built?

It was built in 2004, making it 21 years old in 2025.

What condition is SH-146/SEC4/L4.151 over Waterway 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 February 2025.

How much traffic does SH-146/SEC4/L4.151 over Waterway carry?

About 150 vehicles per day (2019 count), of which roughly 15% are trucks.

How long is SH-146/SEC4/L4.151 over Waterway?

The structure is 26 ft (7.9 m) long with a longest span of 6 ft (1.8 m).

Who owns SH-146/SEC4/L4.151 over Waterway?

It is owned by the State Highway Agency.