US Bridges

US 30 EB over East Indian Creek

Fair

Story County, Iowa · 3.4 Mi. W of Jct. 65 · Structure no. 000000000048830

Built
1963
62 years old
Condition
Fair
inspected August 2023
Type
Girder and Floorbeam System
Steel Continuous
Length
306 ft
3 main spans
Daily traffic
4,700
2022 count
Owner
State
State Highway Agency

About this bridge

US 30 EB over East Indian Creek is a steel continuous girder and floorbeam system carrying US 30 EB over East Indian Creek in Story County, Iowa. It was built in 1963, so it is 62 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 4,700 vehicles a day, roughly 15% of them trucks, projected to reach 4,700 by 2043. The structure is 306 ft (93.3 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS 30 EB
CrossesEast Indian Creek
Location3.4 Mi. W of Jct. 65
RouteU.S. Route 30
CountyStory County
StateIowa
Coordinates42.00749, -93.37601
Functional classRural Principal Arterial - Other

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.7 US tons
Inventory rating27.4 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length306 ft (93.3 m)
Longest span117 ft (35.7 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,700 (2022)
Projected traffic4,700 by 2043
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US 30 EB over East Indian Creek built?

It was built in 1963, making it 62 years old in 2025.

What condition is US 30 EB over East 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 August 2023.

How much traffic does US 30 EB over East Indian Creek carry?

About 4,700 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is US 30 EB over East Indian Creek?

The structure is 306 ft (93.3 m) long with a longest span of 117 ft (35.7 m) and a deck 33 ft wide.

Who owns US 30 EB over East Indian Creek?

It is owned by the State Highway Agency.