US Bridges

FM C-60 over Deep Creek

Good

Plymouth County, Iowa · 090430801 · Structure no. 000000000270531

Built
1990
35 years old
Condition
Good
inspected August 2024
Type
Slab
Concrete Continuous
Length
113 ft
3 main spans
Daily traffic
290
2022 count
Owner
County
County Highway Agency

About this bridge

FM C-60 over Deep Creek is a concrete continuous slab carrying FM C-60 over Deep Creek in Plymouth County, Iowa. It was built in 1990, so it is 35 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 290 vehicles a day, roughly 25% of them trucks, projected to reach 290 by 2044. The structure is 113 ft (34.4 m) long and 33 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesFM C-60
CrossesDeep Creek
Location090430801
RouteCounty Highway 0
StateIowa
Coordinates42.63338, -95.95548
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.9 US tons
Inventory rating55.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length113 ft (34.4 m)
Longest span44 ft (13.4 m)
Deck width33 ft (10.2 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic290 (2022)
Projected traffic290 by 2044
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 C-60 over Deep Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is FM C-60 over Deep 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 August 2024.

How much traffic does FM C-60 over Deep Creek carry?

About 290 vehicles per day (2022 count), of which roughly 25% are trucks.

How long is FM C-60 over Deep Creek?

The structure is 113 ft (34.4 m) long with a longest span of 44 ft (13.4 m) and a deck 33 ft wide.

Who owns FM C-60 over Deep Creek?

It is owned by the County Highway Agency.