US Bridges

Rs 18 over Stream

FairPosted for load

Atchison County, Kansas · 3.0S 0.2E of Muscotah · Structure no. 000000000030050

Built
1966
59 years old
Condition
Fair
inspected July 2024
Type
Culvert
Concrete
Length
46 ft
3 main spans
Daily traffic
341
2007 count
Owner
County
County Highway Agency

About this bridge

Rs 18 over Stream is a concrete culvert carrying Rs 18 over Stream in Atchison County, Kansas. It was built in 1966, so it is 59 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 341 vehicles a day, roughly 11% of them trucks, projected to reach 350 by 2042. The structure is 46 ft (14 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesRs 18
CrossesStream
Location3.0S 0.2E of Muscotah
RouteCounty Highway 18
CountyAtchison County
StateKansas
Coordinates39.50676, -95.51544
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 inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for load 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.2 US tons
Inventory rating28.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length46 ft (14 m)
Longest span14 ft (4.2 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic341 (2007)
Projected traffic350 by 2042
Trucks11%
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 Rs 18 over Stream built?

It was built in 1966, making it 59 years old in 2025.

What condition is Rs 18 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 July 2024.

How much traffic does Rs 18 over Stream carry?

About 341 vehicles per day (2007 count), of which roughly 11% are trucks.

How long is Rs 18 over Stream?

The structure is 46 ft (14 m) long with a longest span of 14 ft (4.2 m) and a deck 28 ft wide.

Who owns Rs 18 over Stream?

It is owned by the County Highway Agency.