US Bridges

Rs 303 SE 70 Ave over Stream

Fair

Kingman County, Kansas · 2.0S of Belmont · Structure no. 000000000480143

Built
1986
39 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete
Length
29 ft
2 main spans
Daily traffic
150
2021 count
Owner
County
County Highway Agency

About this bridge

Rs 303 SE 70 Ave over Stream is a concrete culvert carrying Rs 303 SE 70 Ave over Stream in Kingman County, Kansas. It was built in 1986, so it is 39 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 150 vehicles a day, roughly 10% of them trucks, projected to reach 155 by 2044. The structure is 29 ft (8.7 m) long and 34 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRs 303 SE 70 Ave
CrossesStream
Location2.0S of Belmont
RouteCounty Highway 303
StateKansas
Coordinates37.49443, -97.99041
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length29 ft (8.7 m)
Longest span14 ft (4.2 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic150 (2021)
Projected traffic155 by 2044
Trucks10%
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 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 303 SE 70 Ave over Stream built?

It was built in 1986, making it 39 years old in 2025.

What condition is Rs 303 SE 70 Ave 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 January 2024.

How much traffic does Rs 303 SE 70 Ave over Stream carry?

About 150 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Rs 303 SE 70 Ave over Stream?

The structure is 29 ft (8.7 m) long with a longest span of 14 ft (4.2 m) and a deck 34 ft wide.

Who owns Rs 303 SE 70 Ave over Stream?

It is owned by the County Highway Agency.