US Bridges

5800 RD Mile 12 over Stream

Fair

Montgomery County, Kansas · 2.7W of Sycamore · Structure no. 000000000630260

Built
1970
55 years old
Condition
Fair
inspected March 2023
Type
Culvert
Concrete
Length
33 ft
2 main spans
Daily traffic
478
2010 count
Owner
County
County Highway Agency

About this bridge

5800 RD Mile 12 over Stream is a concrete culvert carrying 5800 RD Mile 12 over Stream in Montgomery County, Kansas. It was built in 1970, so it is 55 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.

It carries about 478 vehicles a day, roughly 3% of them trucks, projected to reach 574 by 2039. The structure is 33 ft (10.2 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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Carries5800 RD Mile 12
CrossesStream
Location2.7W of Sycamore
RouteCounty Highway 473
CountyMontgomery County
StateKansas
Coordinates37.32732, -95.75946
Functional classRural Major 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
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 rating37.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length33 ft (10.2 m)
Longest span16 ft (5 m)
Deck width27 ft (8.2 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic478 (2010)
Projected traffic574 by 2039
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 5800 RD Mile 12 over Stream built?

It was built in 1970, making it 55 years old in 2025.

What condition is 5800 RD Mile 12 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 March 2023.

How much traffic does 5800 RD Mile 12 over Stream carry?

About 478 vehicles per day (2010 count), of which roughly 3% are trucks.

How long is 5800 RD Mile 12 over Stream?

The structure is 33 ft (10.2 m) long with a longest span of 16 ft (5 m) and a deck 27 ft wide.

Who owns 5800 RD Mile 12 over Stream?

It is owned by the County Highway Agency.