US Bridges

M-7.6 Minor over Little Arkansas River

Good

Harvey County, Kansas · 4.0S 8.5W of Hesston · Structure no. 000400793505640

Built
2021
4 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
112 ft
1 main span
Daily traffic
25
2021 count
Owner
County
County Highway Agency

About this bridge

M-7.6 Minor over Little Arkansas River is a prestressed concrete stringer/multi-beam or girder carrying M-7.6 Minor over Little Arkansas River in Harvey County, Kansas. It was built in 2021, so it is 4 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 25 vehicles a day, roughly 10% of them trucks, projected to reach 130 by 2043. The structure is 112 ft (34.1 m) long and 29 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesM-7.6 Minor
CrossesLittle Arkansas River
Location4.0S 8.5W of Hesston
RouteCounty Highway 4012
StateKansas
Coordinates38.08667, -97.58167
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 inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating43 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length112 ft (34.1 m)
Longest span110 ft (33.5 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic25 (2021)
Projected traffic130 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 M-7.6 Minor over Little Arkansas River built?

It was built in 2021, making it 4 years old in 2025.

What condition is M-7.6 Minor over Little Arkansas 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 April 2024.

How much traffic does M-7.6 Minor over Little Arkansas River carry?

About 25 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is M-7.6 Minor over Little Arkansas River?

The structure is 112 ft (34.1 m) long with a longest span of 110 ft (33.5 m) and a deck 29 ft wide.

Who owns M-7.6 Minor over Little Arkansas River?

It is owned by the County Highway Agency.