US Bridges

Austin RD over E Indian Creek

Good

Linn County, Iowa · 084060401 · Structure no. 000000000221291

Built
1994
31 years old
Condition
Good
inspected April 2023
Type
Slab
Wood or Timber
Length
48 ft
2 main spans
Daily traffic
90
2021 count
Owner
County
County Highway Agency

About this bridge

Austin RD over E Indian Creek is a wood or timber slab carrying Austin RD over E Indian Creek in Linn County, Iowa. It was built in 1994, so it is 31 years old, younger 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 90 vehicles a day, projected to reach 90 by 2043. The structure is 48 ft (14.6 m) long and 25 ft wide.

CarriesAustin RD
CrossesE Indian Creek
Location084060401
RouteCounty Highway 0
StateIowa
Coordinates42.12313, -91.55343
Functional classRural Local

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 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88.5 US tons
Inventory rating65.1 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadHS 20
Structure length48 ft (14.6 m)
Longest span23 ft (7 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic90 (2021)
Projected traffic90 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Austin RD over E Indian Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is Austin RD over E Indian 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 Austin RD over E Indian Creek carry?

About 90 vehicles per day (2021 count).

How long is Austin RD over E Indian Creek?

The structure is 48 ft (14.6 m) long with a longest span of 23 ft (7 m) and a deck 25 ft wide.

Who owns Austin RD over E Indian Creek?

It is owned by the County Highway Agency.