US Bridges

Bowling ST over Prairie Creek

Fair

Linn County, Iowa · 000000000 · Structure no. 000000000001480

Built
1979
46 years old
Condition
Fair
inspected April 2023
Type
Slab
Concrete Continuous
Length
193 ft
4 main spans
Daily traffic
10,184
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Bowling ST over Prairie Creek is a concrete continuous slab carrying Bowling ST over Prairie Creek in Linn County, Iowa. It was built in 1979, so it is 46 years old, older 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 5 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 10,184 vehicles a day, projected to reach 10,184 by 2043. The structure is 193 ft (58.8 m) long and 63 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesBowling ST
CrossesPrairie Creek
Location000000000
RouteCity Street 0
CountyLinn County
StateIowa
Coordinates41.93977, -91.65709
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.2 US tons
Inventory rating54.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length193 ft (58.8 m)
Longest span52 ft (15.9 m)
Deck width63 ft (19.3 m)
Roadway width51 ft (15.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,184 (2021)
Projected traffic10,184 by 2043
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Bowling ST over Prairie Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is Bowling ST over Prairie Creek 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 April 2023.

How much traffic does Bowling ST over Prairie Creek carry?

About 10,184 vehicles per day (2021 count).

How long is Bowling ST over Prairie Creek?

The structure is 193 ft (58.8 m) long with a longest span of 52 ft (15.9 m) and a deck 63 ft wide.

Who owns Bowling ST over Prairie Creek?

It is owned by the City or Municipal Highway Agency.