US Bridges

Entry Road over Walnut Creek

Good

Jasper County, Iowa · 2750 S. of 96th Ave. · Structure no. 000033670-00083

Built
1996
29 years old, rebuilt 2015
Condition
Good
inspected August 2023
Type
Slab
Wood or Timber
Length
72 ft
3 main spans
Daily traffic
159
2023 count
Owner
Federal
Bureau of Fish and Wildlife

About this bridge

Entry Road over Walnut Creek is a wood or timber slab carrying Entry Road over Walnut Creek in Jasper County, Iowa. It was built in 1996 and reconstructed in 2015, so it is 29 years old, younger than the Iowa average of 45.5 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 159 vehicles a day, projected to reach 200 by 2043. The structure is 72 ft (21.9 m) long and 34 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesEntry Road
CrossesWalnut Creek
Location2750 S. of 96th Ave.
RouteFederal Lands Road 0
CountyJasper County
StateIowa
Coordinates41.559, -93.2675
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating80 US tons
Inventory rating58 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadHS 20
Structure length72 ft (21.9 m)
Longest span24 ft (7.3 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deck107 ft (32.7 m)

Traffic and service

Average daily traffic159 (2023)
Projected traffic200 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Fish and Wildlife
Maintained byBureau of Fish and Wildlife
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 Entry Road over Walnut Creek built?

It was built in 1996, making it 29 years old in 2025. It was reconstructed in 2015.

What condition is Entry Road over Walnut 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 August 2023.

How much traffic does Entry Road over Walnut Creek carry?

About 159 vehicles per day (2023 count).

How long is Entry Road over Walnut Creek?

The structure is 72 ft (21.9 m) long with a longest span of 24 ft (7.3 m) and a deck 34 ft wide.

Who owns Entry Road over Walnut Creek?

It is owned by the Bureau of Fish and Wildlife.