US Bridges

CR 29-Q Benton over Spavinaw Creek

Good

Benton County, Arkansas · 4 MI NW Decatur · Structure no. 000000000004617

Built
1990
35 years old
Condition
Good
inspected March 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
207 ft
4 main spans
Daily traffic
405
2018 count
Owner
County
County Highway Agency

About this bridge

CR 29-Q Benton over Spavinaw Creek is a steel stringer/multi-beam or girder carrying CR 29-Q Benton over Spavinaw Creek in Benton County, Arkansas. It was built in 1990, so it is 35 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 405 vehicles a day, roughly 1% of them trucks, projected to reach 148 by 2008. The structure is 207 ft (63.1 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCR 29-Q Benton
CrossesSpavinaw Creek
Location4 MI NW Decatur
RouteCounty Highway 29
CountyBenton County
StateArkansas
Coordinates36.38373, -94.48174
Functional classRural 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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
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
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length207 ft (63.1 m)
Longest span51 ft (15.5 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic405 (2018)
Projected traffic148 by 2008
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 CR 29-Q Benton over Spavinaw Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is CR 29-Q Benton over Spavinaw Creek 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 March 2025.

How much traffic does CR 29-Q Benton over Spavinaw Creek carry?

About 405 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is CR 29-Q Benton over Spavinaw Creek?

The structure is 207 ft (63.1 m) long with a longest span of 51 ft (15.5 m) and a deck 27 ft wide.

Who owns CR 29-Q Benton over Spavinaw Creek?

It is owned by the County Highway Agency.