US Bridges

A Ave / N58 over Drainage Ditch 9-13

Good

Greene County, Iowa · 082323002 · Structure no. 000000000162021

Built
2005
20 years old
Condition
Good
inspected July 2024
Type
Slab
Concrete Continuous
Length
92 ft
3 main spans
Daily traffic
329
2022 count
Owner
County
County Highway Agency

About this bridge

A Ave / N58 over Drainage Ditch 9-13 is a concrete continuous slab carrying A Ave / N58 over Drainage Ditch 9-13 in Greene County, Iowa. It was built in 2005, so it is 20 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 329 vehicles a day, roughly 25% of them trucks, projected to reach 329 by 2044. The structure is 92 ft (28 m) long and 33 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesA Ave / N58
CrossesDrainage Ditch 9-13
Location082323002
RouteCounty Highway 0
StateIowa
Coordinates41.88173, -94.62916
Functional classRural Major Collector

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 protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.4 US tons
Inventory rating50 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length92 ft (28 m)
Longest span34 ft (10.4 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic329 (2022)
Projected traffic329 by 2044
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was A Ave / N58 over Drainage Ditch 9-13 built?

It was built in 2005, making it 20 years old in 2025.

What condition is A Ave / N58 over Drainage Ditch 9-13 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 2024.

How much traffic does A Ave / N58 over Drainage Ditch 9-13 carry?

About 329 vehicles per day (2022 count), of which roughly 25% are trucks.

How long is A Ave / N58 over Drainage Ditch 9-13?

The structure is 92 ft (28 m) long with a longest span of 34 ft (10.4 m) and a deck 33 ft wide.

Who owns A Ave / N58 over Drainage Ditch 9-13?

It is owned by the County Highway Agency.