US Bridges

Ideal Road over Drainage

Good

Plymouth County, Iowa · 091461701 · Structure no. 000000000273311

Built
2003
22 years old
Condition
Good
inspected May 2024
Type
Slab
Concrete Continuous
Length
88 ft
3 main spans
Daily traffic
20
2022 count
Owner
County
County Highway Agency

About this bridge

Ideal Road over Drainage is a concrete continuous slab carrying Ideal Road over Drainage in Plymouth County, Iowa. It was built in 2003, so it is 22 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 20 vehicles a day, projected to reach 20 by 2044. The structure is 88 ft (26.8 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIdeal Road
CrossesDrainage
Location091461701
RouteCounty Highway 0
StateIowa
Coordinates42.70681, -96.29356
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 protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.7 US tons
Inventory rating50 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length88 ft (26.8 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 traffic20 (2022)
Projected traffic20 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Ideal Road over Drainage built?

It was built in 2003, making it 22 years old in 2025.

What condition is Ideal Road over Drainage 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 May 2024.

How much traffic does Ideal Road over Drainage carry?

About 20 vehicles per day (2022 count).

How long is Ideal Road over Drainage?

The structure is 88 ft (26.8 m) long with a longest span of 34 ft (10.4 m) and a deck 33 ft wide.

Who owns Ideal Road over Drainage?

It is owned by the County Highway Agency.