US Bridges

12-I.2 87 over Iowa Creek

FairPosted for load

Washington County, Kansas · 0.3S 2.4W of Morrowville · Structure no. 001010833203220

Built
1930
95 years old
Condition
Fair
inspected April 2023
Type
Tee Beam
Concrete
Length
83 ft
3 main spans
Daily traffic
30
2014 count
Owner
County
County Highway Agency

About this bridge

12-I.2 87 over Iowa Creek is a concrete tee beam carrying 12-I.2 87 over Iowa Creek in Washington County, Kansas. It was built in 1930, so it is 95 years old, older than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 30 vehicles a day, projected to reach 36 by 2043. The structure is 83 ft (25.3 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
Carries12-I.2 87
CrossesIowa Creek
Location0.3S 2.4W of Morrowville
RouteCounty Highway 0
CountyWashington County
StateKansas
Coordinates39.84269, -97.21571
Functional classRural Local

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being 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 rating19 US tons
Inventory rating19 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length83 ft (25.3 m)
Longest span28 ft (8.5 m)
Deck width24 ft (7.3 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic30 (2014)
Projected traffic36 by 2043
Trucks0%
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 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 12-I.2 87 over Iowa Creek built?

It was built in 1930, making it 95 years old in 2025.

What condition is 12-I.2 87 over Iowa 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 April 2023.

How much traffic does 12-I.2 87 over Iowa Creek carry?

About 30 vehicles per day (2014 count).

How long is 12-I.2 87 over Iowa Creek?

The structure is 83 ft (25.3 m) long with a longest span of 28 ft (8.5 m) and a deck 24 ft wide.

Who owns 12-I.2 87 over Iowa Creek?

It is owned by the County Highway Agency.