US Bridges

N 65 D Ave over Raccoon River

Good

Greene County, Iowa · 4.3 MI N US30 · Structure no. 000000000162821

Built
2017
8 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
355 ft
4 main spans
Daily traffic
379
2022 count
Owner
County
County Highway Agency

About this bridge

N 65 D Ave over Raccoon River is a prestressed concrete stringer/multi-beam or girder carrying N 65 D Ave over Raccoon River in Greene County, Iowa. It was built in 2017, so it is 8 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 379 vehicles a day, roughly 21% of them trucks, projected to reach 379 by 2044. The structure is 355 ft (108.1 m) long and 33 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesN 65 D Ave
CrossesRaccoon River
Location4.3 MI N US30
RouteCounty Highway 0
StateIowa
Coordinates42.09646, -94.57161
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 protection7 GoodSome minor problems.
Last inspectionJune 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.7 US tons
Inventory rating40.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length355 ft (108.1 m)
Longest span96 ft (29.4 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic379 (2022)
Projected traffic379 by 2044
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 N 65 D Ave over Raccoon River built?

It was built in 2017, making it 8 years old in 2025.

What condition is N 65 D Ave over Raccoon River 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 June 2024.

How much traffic does N 65 D Ave over Raccoon River carry?

About 379 vehicles per day (2022 count), of which roughly 21% are trucks.

How long is N 65 D Ave over Raccoon River?

The structure is 355 ft (108.1 m) long with a longest span of 96 ft (29.4 m) and a deck 33 ft wide.

Who owns N 65 D Ave over Raccoon River?

It is owned by the County Highway Agency.