US Bridges

SH 7-9 Log 4.20 over Ouachita Rv-Lake Hamilt

Good

Garland County, Arkansas · 6 MI So JCT 70 & 270 · Structure no. 000000000006179

Built
1991
34 years old
Condition
Good
inspected September 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,278 ft
7 main spans
Daily traffic
18,000
2018 count
Owner
State
State Highway Agency

About this bridge

SH 7-9 Log 4.20 over Ouachita Rv-Lake Hamilt is a steel continuous stringer/multi-beam or girder carrying SH 7-9 Log 4.20 over Ouachita Rv-Lake Hamilt in Garland County, Arkansas. It was built in 1991, so it is 34 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 18,000 vehicles a day, roughly 1% of them trucks, projected to reach 24,974 by 2028. The structure is 1,278 ft (389.5 m) long and 71 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

Open in Google Maps
CarriesSH 7-9 Log 4.20
CrossesOuachita Rv-Lake Hamilt
Location6 MI So JCT 70 & 270
RouteState Highway 7
CountyGarland County
StateArkansas
Coordinates34.43154, -93.08627
Functional classUrban Other Principal Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum 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 spans7
Design loadHS 20
Structure length1,278 ft (389.5 m)
Longest span206 ft (62.8 m)
Deck width71 ft (21.6 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,000 (2018)
Projected traffic24,974 by 2028
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 7-9 Log 4.20 over Ouachita Rv-Lake Hamilt built?

It was built in 1991, making it 34 years old in 2025.

What condition is SH 7-9 Log 4.20 over Ouachita Rv-Lake Hamilt 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 2022.

How much traffic does SH 7-9 Log 4.20 over Ouachita Rv-Lake Hamilt carry?

About 18,000 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is SH 7-9 Log 4.20 over Ouachita Rv-Lake Hamilt?

The structure is 1,278 ft (389.5 m) long with a longest span of 206 ft (62.8 m) and a deck 71 ft wide.

Who owns SH 7-9 Log 4.20 over Ouachita Rv-Lake Hamilt?

It is owned by the State Highway Agency.