US Bridges

Minor 16.9-P.5 over Marmaton River

Good

Bourbon County, Kansas · 1.5S 2.4E of Marmaton · Structure no. 000061097906005

Built
2007
18 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
301 ft
3 main spans
Daily traffic
35
2006 count
Owner
County
County Highway Agency

About this bridge

Minor 16.9-P.5 over Marmaton River is a steel continuous stringer/multi-beam or girder carrying Minor 16.9-P.5 over Marmaton River in Bourbon County, Kansas. It was built in 2007, so it is 18 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 35 vehicles a day, projected to reach 45 by 2042. The structure is 301 ft (91.8 m) long and 28 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesMinor 16.9-P.5
CrossesMarmaton River
Location1.5S 2.4E of Marmaton
RouteCounty Highway 611
StateKansas
Coordinates37.81239, -94.78058
Functional classRural Minor Collector

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 protection8 Very GoodNo problems noted.
Last inspectionMay 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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating55.3 US tons
Inventory rating42.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length301 ft (91.8 m)
Longest span115 ft (35 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic35 (2006)
Projected traffic45 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Minor 16.9-P.5 over Marmaton River built?

It was built in 2007, making it 18 years old in 2025.

What condition is Minor 16.9-P.5 over Marmaton 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 May 2024.

How much traffic does Minor 16.9-P.5 over Marmaton River carry?

About 35 vehicles per day (2006 count).

How long is Minor 16.9-P.5 over Marmaton River?

The structure is 301 ft (91.8 m) long with a longest span of 115 ft (35 m) and a deck 28 ft wide.

Who owns Minor 16.9-P.5 over Marmaton River?

It is owned by the County Highway Agency.