US Bridges

1860 210th ST over East Iowa River

PoorPosted for load

Hancock County, Iowa · 095241201 · Structure no. 000000000173230

Built
1967
58 years old
Condition
Poor
inspected March 2024
Type
Slab
Concrete Continuous
Length
129 ft
3 main spans
Daily traffic
259
2022 count
Owner
County
County Highway Agency

About this bridge

1860 210th ST over East Iowa River is a concrete continuous slab carrying 1860 210th ST over East Iowa River in Hancock County, Iowa. It was built in 1967, so it is 58 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. Its operating status is: posted for other load-capacity restriction.

It carries about 259 vehicles a day, roughly 21% of them trucks, projected to reach 259 by 2044. The structure is 129 ft (39.3 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries1860 210th ST
CrossesEast Iowa River
Location095241201
RouteCounty Highway 0
StateIowa
Coordinates43.06751, -93.62393
Functional classRural Minor Collector

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
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.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating33.8 US tons
Inventory rating8.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length129 ft (39.3 m)
Longest span49 ft (14.9 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic259 (2022)
Projected traffic259 by 2044
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$17,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 1860 210th ST over East Iowa River built?

It was built in 1967, making it 58 years old in 2025.

What condition is 1860 210th ST over East Iowa River 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 March 2024.

How much traffic does 1860 210th ST over East Iowa River carry?

About 259 vehicles per day (2022 count), of which roughly 21% are trucks.

How long is 1860 210th ST over East Iowa River?

The structure is 129 ft (39.3 m) long with a longest span of 49 ft (14.9 m) and a deck 30 ft wide.

Who owns 1860 210th ST over East Iowa River?

It is owned by the County Highway Agency.