US Bridges

County Rd. 390 P.0 over Stream

Fair

Lyon County, Kansas · 5.5N of Admire · Structure no. 000560951304760

Built
1985
40 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
33 ft
1 main span
Daily traffic
5
2007 count
Owner
County
County Highway Agency

About this bridge

County Rd. 390 P.0 over Stream is a steel stringer/multi-beam or girder carrying County Rd. 390 P.0 over Stream in Lyon County, Kansas. It was built in 1985, so it is 40 years old, younger 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.

It carries about 5 vehicles a day, projected to reach 5 by 2043. The structure is 33 ft (10 m) long and 18 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesCounty Rd. 390 P.0
CrossesStream
Location5.5N of Admire
RouteCounty Highway 0
CountyLyon County
StateKansas
Coordinates38.72483, -96.10853
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating60.8 US tons
Inventory rating36.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length33 ft (10 m)
Longest span29 ft (8.8 m)
Deck width18 ft (5.6 m)
Roadway width18 ft (5.4 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic5 (2007)
Projected traffic5 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Rd. 390 P.0 over Stream built?

It was built in 1985, making it 40 years old in 2025.

What condition is County Rd. 390 P.0 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 February 2023.

How much traffic does County Rd. 390 P.0 over Stream carry?

About 5 vehicles per day (2007 count).

How long is County Rd. 390 P.0 over Stream?

The structure is 33 ft (10 m) long with a longest span of 29 ft (8.8 m) and a deck 18 ft wide.

Who owns County Rd. 390 P.0 over Stream?

It is owned by the County Highway Agency.