US Bridges

SW 30 RD P.4-20.0 over Beaver Creek

FairPosted for load

Harper County, Kansas · 4.0E of Shook · Structure no. 000390739406980

Built
1987
38 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
61 ft
3 main spans
Daily traffic
10
2021 count
Owner
County
County Highway Agency

About this bridge

SW 30 RD P.4-20.0 over Beaver Creek is a steel continuous stringer/multi-beam or girder carrying SW 30 RD P.4-20.0 over Beaver Creek in Harper County, Kansas. It was built in 1987, so it is 38 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 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 10 vehicles a day, roughly 2% of them trucks, projected to reach 10 by 2043. The structure is 61 ft (18.6 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSW 30 RD P.4-20.0
CrossesBeaver Creek
Location4.0E of Shook
RouteCounty Highway 0
StateKansas
Coordinates37.10858, -98.0676
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating37.3 US tons
Inventory rating22.3 US tons

Structure

MaterialSteel Continuous
DeckCorrugated steel
Main spans3
Design loadUnknown
Structure length61 ft (18.6 m)
Longest span21 ft (6.4 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic10 (2021)
Projected traffic10 by 2043
Trucks2%
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 SW 30 RD P.4-20.0 over Beaver Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is SW 30 RD P.4-20.0 over Beaver Creek 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 SW 30 RD P.4-20.0 over Beaver Creek carry?

About 10 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is SW 30 RD P.4-20.0 over Beaver Creek?

The structure is 61 ft (18.6 m) long with a longest span of 21 ft (6.4 m) and a deck 24 ft wide.

Who owns SW 30 RD P.4-20.0 over Beaver Creek?

It is owned by the County Highway Agency.