US Bridges

FM over Perry Creek

Good

Plymouth County, Iowa · 091471201 · Structure no. 000000000273551

Built
1995
30 years old
Condition
Good
inspected June 2024
Type
Slab
Concrete
Length
88 ft
3 main spans
Daily traffic
259
2022 count
Owner
County
County Highway Agency

About this bridge

FM over Perry Creek is a concrete slab carrying FM over Perry Creek in Plymouth County, Iowa. It was built in 1995, so it is 30 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 259 vehicles a day, roughly 27% of them trucks, projected to reach 259 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).

CarriesFM
CrossesPerry Creek
Location091471201
RouteCounty Highway 0
StateIowa
Coordinates42.72086, -96.34294
Functional classRural Minor Collector

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 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 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
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 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic259 (2022)
Projected traffic259 by 2044
Trucks27%
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 FM over Perry Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is FM over Perry 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 June 2024.

How much traffic does FM over Perry Creek carry?

About 259 vehicles per day (2022 count), of which roughly 27% are trucks.

How long is FM over Perry Creek?

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 FM over Perry Creek?

It is owned by the County Highway Agency.