US Bridges

Rs 1078 25.4-A.0 over Stream

GoodPosted for load

Lyon County, Kansas · 3.0S 1.5W of Plymouth · Structure no. 000000000560430

Built
1939
86 years old
Condition
Good
inspected February 2023
Type
Culvert
Concrete
Length
34 ft
4 main spans
Daily traffic
110
2007 count
Owner
County
County Highway Agency

About this bridge

Rs 1078 25.4-A.0 over Stream is a concrete culvert carrying Rs 1078 25.4-A.0 over Stream in Lyon County, Kansas. It was built in 1939, so it is 86 years old, older than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: posted for load restriction.

It carries about 110 vehicles a day, roughly 10% of them trucks, projected to reach 120 by 2043. The structure is 34 ft (10.5 m) long and 27 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesRs 1078 25.4-A.0
CrossesStream
Location3.0S 1.5W of Plymouth
RouteCounty Highway 1078
CountyLyon County
StateKansas
Coordinates38.37067, -96.35508
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating15 US tons
Inventory rating15 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length34 ft (10.5 m)
Longest span8 ft (2.4 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic110 (2007)
Projected traffic120 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$65,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Rs 1078 25.4-A.0 over Stream built?

It was built in 1939, making it 86 years old in 2025.

What condition is Rs 1078 25.4-A.0 over Stream in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2023.

How much traffic does Rs 1078 25.4-A.0 over Stream carry?

About 110 vehicles per day (2007 count), of which roughly 10% are trucks.

How long is Rs 1078 25.4-A.0 over Stream?

The structure is 34 ft (10.5 m) long with a longest span of 8 ft (2.4 m) and a deck 27 ft wide.

Who owns Rs 1078 25.4-A.0 over Stream?

It is owned by the County Highway Agency.