US Bridges

N-15.5 Local over Solomon River

Good

Ottawa County, Kansas · 0.5W of Lindsey · Structure no. 000720783004245

Built
2000
25 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
199 ft
3 main spans
Daily traffic
30
2001 count
Owner
County
County Highway Agency

About this bridge

N-15.5 Local over Solomon River is a prestressed concrete continuous stringer/multi-beam or girder carrying N-15.5 Local over Solomon River in Ottawa County, Kansas. It was built in 2000, so it is 25 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 30 vehicles a day, roughly 10% of them trucks, projected to reach 40 by 2044. The structure is 199 ft (60.7 m) long and 28 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesN-15.5 Local
CrossesSolomon River
Location0.5W of Lindsey
RouteCounty Highway 0
StateKansas
Coordinates39.09542, -97.68774
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating67 US tons
Inventory rating40 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length199 ft (60.7 m)
Longest span65 ft (19.9 m)
Deck width28 ft (8.6 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deck33 ft (10 m)

Traffic and service

Average daily traffic30 (2001)
Projected traffic40 by 2044
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 statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$332,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N-15.5 Local over Solomon River built?

It was built in 2000, making it 25 years old in 2025.

What condition is N-15.5 Local over Solomon River 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 2024.

How much traffic does N-15.5 Local over Solomon River carry?

About 30 vehicles per day (2001 count), of which roughly 10% are trucks.

How long is N-15.5 Local over Solomon River?

The structure is 199 ft (60.7 m) long with a longest span of 65 ft (19.9 m) and a deck 28 ft wide.

Who owns N-15.5 Local over Solomon River?

It is owned by the County Highway Agency.