US Bridges

Local Road over Kanaranzi Creek

Good

Lyon County, Iowa · 100451103 · Structure no. 000000000231061

Built
2010
15 years old
Condition
Good
inspected July 2023
Type
Slab
Concrete Continuous
Length
160 ft
3 main spans
Daily traffic
62
2022 count
Owner
County
County Highway Agency

About this bridge

Local Road over Kanaranzi Creek is a concrete continuous slab carrying Local Road over Kanaranzi Creek in Lyon County, Iowa. It was built in 2010, so it is 15 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 62 vehicles a day, projected to reach 62 by 2043. The structure is 160 ft (48.8 m) long and 31 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesLocal Road
CrossesKanaranzi Creek
Location100451103
RouteCounty Highway 0
CountyLyon County
StateIowa
Coordinates43.50018, -96.1206
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 inspectionJuly 2023
Inspection intervalevery 48 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length160 ft (48.8 m)
Longest span60 ft (18.3 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic62 (2022)
Projected traffic62 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Road over Kanaranzi Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is Local Road over Kanaranzi 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 July 2023.

How much traffic does Local Road over Kanaranzi Creek carry?

About 62 vehicles per day (2022 count).

How long is Local Road over Kanaranzi Creek?

The structure is 160 ft (48.8 m) long with a longest span of 60 ft (18.3 m) and a deck 31 ft wide.

Who owns Local Road over Kanaranzi Creek?

It is owned by the County Highway Agency.