US Bridges

Hickory Avenue over Kemp Creek

Good

Adams County, Iowa · 072342906 · Structure no. 000000000060041

Built
2006
19 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
90 ft
1 main span
Daily traffic
71
2022 count
Owner
County
County Highway Agency

About this bridge

Hickory Avenue over Kemp Creek is a prestressed concrete stringer/multi-beam or girder carrying Hickory Avenue over Kemp Creek in Adams County, Iowa. It was built in 2006, so it is 19 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 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 71 vehicles a day, projected to reach 71 by 2044. The structure is 90 ft (27.4 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesHickory Avenue
CrossesKemp Creek
Location072342906
RouteCounty Highway 0
StateIowa
Coordinates41.01159, -94.79148
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86 US tons
Inventory rating43.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length90 ft (27.4 m)
Longest span88 ft (26.8 m)
Deck width27 ft (8.3 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic71 (2022)
Projected traffic71 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$30,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Hickory Avenue over Kemp Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is Hickory Avenue over Kemp 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 January 2024.

How much traffic does Hickory Avenue over Kemp Creek carry?

About 71 vehicles per day (2022 count).

How long is Hickory Avenue over Kemp Creek?

The structure is 90 ft (27.4 m) long with a longest span of 88 ft (26.8 m) and a deck 27 ft wide.

Who owns Hickory Avenue over Kemp Creek?

It is owned by the County Highway Agency.