US Bridges

Local over Buffalo Creek

Good

Benton County, Iowa · 082101702 · Structure no. 000000000363965

Built
1997
28 years old
Condition
Good
inspected April 2023
Type
Slab
Steel
Length
42 ft
1 main span
Daily traffic
40
2021 count
Owner
County
County Highway Agency

About this bridge

Local over Buffalo Creek is a steel slab carrying Local over Buffalo Creek in Benton County, Iowa. It was built in 1997, so it is 28 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 40 vehicles a day, projected to reach 40 by 2043. The structure is 42 ft (12.8 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesLocal
CrossesBuffalo Creek
Location082101702
RouteCounty Highway 0
StateIowa
Coordinates41.91361, -92.04656
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.1 US tons
Inventory rating32.4 US tons

Structure

Structure typeSlab
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length42 ft (12.8 m)
Longest span38 ft (11.6 m)
Deck width31 ft (9.6 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2021)
Projected traffic40 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

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Local over Buffalo Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is Local over Buffalo 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 April 2023.

How much traffic does Local over Buffalo Creek carry?

About 40 vehicles per day (2021 count).

How long is Local over Buffalo Creek?

The structure is 42 ft (12.8 m) long with a longest span of 38 ft (11.6 m) and a deck 31 ft wide.

Who owns Local over Buffalo Creek?

It is owned by the County Highway Agency.