US Bridges

2500 RD Mile 13 over Onion Creek Trib.

Poor

Montgomery County, Kansas · 1.5N 1.7W of Bolton · Structure no. 000630983006882

Built
1930
95 years old
Condition
Poor
inspected March 2023
Type
Culvert
Concrete
Length
32 ft
2 main spans
Daily traffic
60
2010 count
Owner
County
County Highway Agency

About this bridge

2500 RD Mile 13 over Onion Creek Trib. is a concrete culvert carrying 2500 RD Mile 13 over Onion Creek Trib. in Montgomery 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 60 vehicles a day, projected to reach 72 by 2039. The structure is 32 ft (9.9 m) long and 23 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
Carries2500 RD Mile 13
CrossesOnion Creek Trib.
Location1.5N 1.7W of Bolton
RouteCounty Highway 0
CountyMontgomery County
StateKansas
Coordinates37.18032, -95.83766
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
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length32 ft (9.9 m)
Longest span16 ft (4.8 m)
Deck width23 ft (7 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic60 (2010)
Projected traffic72 by 2039
Trucks0%
Lanes on structure2
Traffic directionTwo-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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 2500 RD Mile 13 over Onion Creek Trib. built?

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

What condition is 2500 RD Mile 13 over Onion Creek Trib. 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 March 2023.

How much traffic does 2500 RD Mile 13 over Onion Creek Trib. carry?

About 60 vehicles per day (2010 count).

How long is 2500 RD Mile 13 over Onion Creek Trib.?

The structure is 32 ft (9.9 m) long with a longest span of 16 ft (4.8 m) and a deck 23 ft wide.

Who owns 2500 RD Mile 13 over Onion Creek Trib.?

It is owned by the County Highway Agency.