US Bridges

Little Soap RD over Little Soap Creek

Good

Wapello County, Iowa · 071142404 · Structure no. 000000000330716

Built
2011
14 years old
Condition
Good
inspected May 2024
Type
Slab
Concrete Continuous
Length
124 ft
3 main spans
Daily traffic
300
2022 count
Owner
County
County Highway Agency

About this bridge

Little Soap RD over Little Soap Creek is a concrete continuous slab carrying Little Soap RD over Little Soap Creek in Wapello County, Iowa. It was built in 2011, so it is 14 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 300 vehicles a day, roughly 2% of them trucks, projected to reach 300 by 2044. The structure is 124 ft (37.8 m) long and 33 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesLittle Soap RD
CrossesLittle Soap Creek
Location071142404
RouteCounty Highway 0
StateIowa
Coordinates40.92834, -92.41905
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 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 rating57.1 US tons
Inventory rating44 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length124 ft (37.8 m)
Longest span47 ft (14.3 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2022)
Projected traffic300 by 2044
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Little Soap RD over Little Soap Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is Little Soap RD over Little Soap 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 May 2024.

How much traffic does Little Soap RD over Little Soap Creek carry?

About 300 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Little Soap RD over Little Soap Creek?

The structure is 124 ft (37.8 m) long with a longest span of 47 ft (14.3 m) and a deck 33 ft wide.

Who owns Little Soap RD over Little Soap Creek?

It is owned by the County Highway Agency.