US Bridges

C 47 (95th St) over Iowa River

Fair

Franklin County, Iowa · 0.5 Miles East of S13 · Structure no. 000000000157281

Built
2012
13 years old
Condition
Fair
inspected June 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
243 ft
3 main spans
Daily traffic
560
2022 count
Owner
County
County Highway Agency

About this bridge

C 47 (95th St) over Iowa River is a prestressed concrete stringer/multi-beam or girder carrying C 47 (95th St) over Iowa River in Franklin County, Iowa. It was built in 2012, so it is 13 years old, younger than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 560 vehicles a day, roughly 16% of them trucks, projected to reach 560 by 2043. The structure is 243 ft (74.1 m) long and 33 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesC 47 (95th St)
CrossesIowa River
Location0.5 Miles East of S13
RouteCounty Highway 0
CountyFranklin County
StateIowa
Coordinates42.66776, -93.49185
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2021
Inspection intervalevery 48 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 alignment7: Better than present minimum criteria
Operating rating75.4 US tons
Inventory rating55.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length243 ft (74.1 m)
Longest span81 ft (24.8 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic560 (2022)
Projected traffic560 by 2043
Trucks16%
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 statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was C 47 (95th St) over Iowa River built?

It was built in 2012, making it 13 years old in 2025.

What condition is C 47 (95th St) over Iowa River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2021.

How much traffic does C 47 (95th St) over Iowa River carry?

About 560 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is C 47 (95th St) over Iowa River?

The structure is 243 ft (74.1 m) long with a longest span of 81 ft (24.8 m) and a deck 33 ft wide.

Who owns C 47 (95th St) over Iowa River?

It is owned by the County Highway Agency.