US Bridges

E 112th ST S over Elk Creek

Good

Jasper County, Iowa · 078173106 · Structure no. 000000000195181

Built
1976
49 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
176 ft
3 main spans
Daily traffic
60
2022 count
Owner
County
County Highway Agency

About this bridge

E 112th ST S over Elk Creek is a prestressed concrete stringer/multi-beam or girder carrying E 112th ST S over Elk Creek in Jasper County, Iowa. It was built in 1976, so it is 49 years old, older 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 60 vehicles a day, projected to reach 60 by 2043. The structure is 176 ft (53.6 m) long and 32 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesE 112th ST S
CrossesElk Creek
Location078173106
RouteCounty Highway 0
StateIowa
Coordinates41.51056, -92.87143
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating73.6 US tons
Inventory rating40 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length176 ft (53.6 m)
Longest span65 ft (19.8 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2022)
Projected traffic60 by 2043
Trucks0%
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was E 112th ST S over Elk Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is E 112th ST S over Elk 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 April 2023.

How much traffic does E 112th ST S over Elk Creek carry?

About 60 vehicles per day (2022 count).

How long is E 112th ST S over Elk Creek?

The structure is 176 ft (53.6 m) long with a longest span of 65 ft (19.8 m) and a deck 32 ft wide.

Who owns E 112th ST S over Elk Creek?

It is owned by the County Highway Agency.