US Bridges

Alembic F.0-15.2F over Stream

FairPosted for load

Riley County, Kansas · 0.5W 1.2S of Leonardville · Structure no. 000810871003902

Built
1947
78 years old
Condition
Fair
inspected December 2024
Type
Culvert
Steel
Length
29 ft
2 main spans
Daily traffic
120
2004 count
Owner
County
County Highway Agency

About this bridge

Alembic F.0-15.2F over Stream is a steel culvert carrying Alembic F.0-15.2F over Stream in Riley County, Kansas. It was built in 1947, so it is 78 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 5 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 120 vehicles a day, roughly 12% of them trucks, projected to reach 125 by 2044. The structure is 29 ft (8.8 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesAlembic F.0-15.2F
CrossesStream
Location0.5W 1.2S of Leonardville
RouteCounty Highway 8105
CountyRiley County
StateKansas
Coordinates39.34705, -96.86811
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.3 US tons
Inventory rating43.5 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadUnknown
Structure length29 ft (8.8 m)
Longest span14 ft (4.2 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic120 (2004)
Projected traffic125 by 2044
Trucks12%
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 Alembic F.0-15.2F over Stream built?

It was built in 1947, making it 78 years old in 2025.

What condition is Alembic F.0-15.2F over Stream 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 December 2024.

How much traffic does Alembic F.0-15.2F over Stream carry?

About 120 vehicles per day (2004 count), of which roughly 12% are trucks.

How long is Alembic F.0-15.2F over Stream?

The structure is 29 ft (8.8 m) long with a longest span of 14 ft (4.2 m) and a deck 30 ft wide.

Who owns Alembic F.0-15.2F over Stream?

It is owned by the County Highway Agency.