US Bridges

13th over Mud Creek

GoodPosted for load

Jefferson County, Kansas · 4.5E of Williamstown · Structure no. 000000000440045

Built
1985
40 years old
Condition
Good
inspected February 2025
Type
Slab
Concrete Continuous
Length
157 ft
4 main spans
Daily traffic
200
2019 count
Owner
County
County Highway Agency

About this bridge

13th over Mud Creek is a concrete continuous slab carrying 13th over Mud Creek in Jefferson County, Kansas. It was built in 1985, so it is 40 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: posted for load restriction.

It carries about 200 vehicles a day, roughly 5% of them trucks, projected to reach 250 by 2040. The structure is 157 ft (47.8 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Carries13th
CrossesMud Creek
Location4.5E of Williamstown
RouteCounty Highway 2102
StateKansas
Coordinates39.06601, -95.24863
Functional classRural Major 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating30.2 US tons
Inventory rating18.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length157 ft (47.8 m)
Longest span44 ft (13.4 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 traffic200 (2019)
Projected traffic250 by 2040
Trucks5%
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 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 13th over Mud Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is 13th over Mud Creek 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 February 2025.

How much traffic does 13th over Mud Creek carry?

About 200 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is 13th over Mud Creek?

The structure is 157 ft (47.8 m) long with a longest span of 44 ft (13.4 m) and a deck 28 ft wide.

Who owns 13th over Mud Creek?

It is owned by the County Highway Agency.