US Bridges

SE 30th RD over Stream

FairPosted for load

Harper County, Kansas · 2.5N 0.2E of Bluff City · Structure no. 000390761206980

Built
1952
73 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete
Length
25 ft
3 main spans
Daily traffic
10
2021 count
Owner
County
County Highway Agency

About this bridge

SE 30th RD over Stream is a concrete culvert carrying SE 30th RD over Stream in Harper County, Kansas. It was built in 1952, so it is 73 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 10 vehicles a day, roughly 2% of them trucks, projected to reach 10 by 2043. The structure is 25 ft (7.7 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSE 30th RD
CrossesStream
Location2.5N 0.2E of Bluff City
RouteCounty Highway 0
CountyHarper County
StateKansas
Coordinates37.11005, -97.87058
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating12.1 US tons
Inventory rating7.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length25 ft (7.7 m)
Longest span8 ft (2.4 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SE 30th RD over Stream built?

It was built in 1952, making it 73 years old in 2025.

What condition is SE 30th RD 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 June 2023.

How much traffic does SE 30th RD over Stream carry?

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

How long is SE 30th RD over Stream?

The structure is 25 ft (7.7 m) long with a longest span of 8 ft (2.4 m) and a deck 24 ft wide.

Who owns SE 30th RD over Stream?

It is owned by the County Highway Agency.