US Bridges

6th Street over Indian Creek

Fair

Pottawattamie County, Iowa · 6th ST over Indian Creek · Structure no. 000000000504030

Built
1983
42 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
45 ft
1 main span
Daily traffic
5,275
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

6th Street over Indian Creek is a prestressed concrete stringer/multi-beam or girder carrying 6th Street over Indian Creek in Pottawattamie County, Iowa. It was built in 1983, so it is 42 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 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 5,275 vehicles a day, roughly 4% of them trucks, projected to reach 5,275 by 2044. The structure is 45 ft (13.7 m) long and 64 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries6th Street
CrossesIndian Creek
Location6th ST over Indian Creek
RouteCity Street 0
StateIowa
Coordinates41.26174, -95.85189
Functional classUrban Other Principal 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
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 rating110.1 US tons
Inventory rating41.8 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length45 ft (13.7 m)
Longest span42 ft (12.8 m)
Deck width64 ft (19.5 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,275 (2022)
Projected traffic5,275 by 2044
Trucks4%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 6th Street over Indian Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is 6th Street over Indian 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 June 2024.

How much traffic does 6th Street over Indian Creek carry?

About 5,275 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is 6th Street over Indian Creek?

The structure is 45 ft (13.7 m) long with a longest span of 42 ft (12.8 m) and a deck 64 ft wide.

Who owns 6th Street over Indian Creek?

It is owned by the City or Municipal Highway Agency.