US Bridges

Minor Col 24-J.9 over North Fork Mill Creek

Fair

Republic County, Kansas · 2.9S 2.0E of Munden · Structure no. 000790803003169

Built
1974
51 years old
Condition
Fair
inspected June 2024
Type
Tee Beam
Prestressed Concrete Continuous
Length
97 ft
3 main spans
Daily traffic
80
2018 count
Owner
County
County Highway Agency

About this bridge

Minor Col 24-J.9 over North Fork Mill Creek is a prestressed concrete continuous tee beam carrying Minor Col 24-J.9 over North Fork Mill Creek in Republic County, Kansas. It was built in 1974, so it is 51 years old, younger than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 80 vehicles a day, projected to reach 96 by 2044. The structure is 97 ft (29.6 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMinor Col 24-J.9
CrossesNorth Fork Mill Creek
Location2.9S 2.0E of Munden
RouteCounty Highway 7917
StateKansas
Coordinates39.87216, -97.50019
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length97 ft (29.6 m)
Longest span32 ft (9.8 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic80 (2018)
Projected traffic96 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Col 24-J.9 over North Fork Mill Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is Minor Col 24-J.9 over North Fork Mill Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2024.

How much traffic does Minor Col 24-J.9 over North Fork Mill Creek carry?

About 80 vehicles per day (2018 count).

How long is Minor Col 24-J.9 over North Fork Mill Creek?

The structure is 97 ft (29.6 m) long with a longest span of 32 ft (9.8 m) and a deck 24 ft wide.

Who owns Minor Col 24-J.9 over North Fork Mill Creek?

It is owned by the County Highway Agency.