US Bridges

P.5-20.5 Local over Trib. to Solomon River

Poor

Ottawa County, Kansas · 2.5W 0.5S of Bennington · Structure no. 000720787504345

Built
1930
95 years old
Condition
Poor
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
32 ft
1 main span
Daily traffic
25
2001 count
Owner
County
County Highway Agency

About this bridge

P.5-20.5 Local over Trib. to Solomon River is a steel stringer/multi-beam or girder carrying P.5-20.5 Local over Trib. to Solomon River in Ottawa County, Kansas. It was built in 1930, so it is 95 years old, older than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 25 vehicles a day, projected to reach 25 by 2044. The structure is 32 ft (9.8 m) long and 16 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesP.5-20.5 Local
CrossesTrib. to Solomon River
Location2.5W 0.5S of Bennington
RouteCounty Highway 0
StateKansas
Coordinates39.02276, -97.64152
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
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 evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating64.2 US tons
Inventory rating38.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span29 ft (8.8 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic25 (2001)
Projected traffic25 by 2044
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$250,000
NavigationNo navigation control on waterway

Frequently asked questions

When was P.5-20.5 Local over Trib. to Solomon River built?

It was built in 1930, making it 95 years old in 2025.

What condition is P.5-20.5 Local over Trib. to Solomon River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2024.

How much traffic does P.5-20.5 Local over Trib. to Solomon River carry?

About 25 vehicles per day (2001 count).

How long is P.5-20.5 Local over Trib. to Solomon River?

The structure is 32 ft (9.8 m) long with a longest span of 29 ft (8.8 m) and a deck 16 ft wide.

Who owns P.5-20.5 Local over Trib. to Solomon River?

It is owned by the County Highway Agency.