US Bridges

Lincoln Way over Ioway Creek

Poor

Story County, Iowa · A16000585 · Structure no. 000000000000168

Built
1957
68 years old
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
208 ft
3 main spans
Daily traffic
8,224
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lincoln Way over Ioway Creek is a prestressed concrete stringer/multi-beam or girder carrying Lincoln Way over Ioway Creek in Story County, Iowa. It was built in 1957, so it is 68 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 8,224 vehicles a day, roughly 3% of them trucks, projected to reach 8,224 by 2043. The structure is 208 ft (63.4 m) long and 68 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLincoln Way
CrossesIoway Creek
LocationA16000585
RouteCity Street 0
StateIowa
Coordinates42.02278, -93.63122
Functional classUrban Other Principal Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.4 US tons
Inventory rating27.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length208 ft (63.4 m)
Longest span68 ft (20.7 m)
Deck width68 ft (20.6 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,224 (2022)
Projected traffic8,224 by 2043
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lincoln Way over Ioway Creek built?

It was built in 1957, making it 68 years old in 2025.

What condition is Lincoln Way over Ioway Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does Lincoln Way over Ioway Creek carry?

About 8,224 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Lincoln Way over Ioway Creek?

The structure is 208 ft (63.4 m) long with a longest span of 68 ft (20.7 m) and a deck 68 ft wide.

Who owns Lincoln Way over Ioway Creek?

It is owned by the City or Municipal Highway Agency.