US Bridges

SE 170 ST over Branch Muddy Creek

GoodPosted for load

Butler County, Kansas · 7.0S 1.0W of Leon · Structure no. 000000000081070

Built
1950
75 years old
Condition
Good
inspected February 2025
Type
Culvert
Concrete
Length
31 ft
3 main spans
Daily traffic
120
2021 count
Owner
County
County Highway Agency

About this bridge

SE 170 ST over Branch Muddy Creek is a concrete culvert carrying SE 170 ST over Branch Muddy Creek in Butler County, Kansas. It was built in 1950, so it is 75 years old, older 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 120 vehicles a day, roughly 2% of them trucks, projected to reach 81 by 2045. The structure is 31 ft (9.4 m) long and 32 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

Open in Google Maps
CarriesSE 170 ST
CrossesBranch Muddy Creek
Location7.0S 1.0W of Leon
RouteCounty Highway 1687
CountyButler County
StateKansas
Coordinates37.57764, -96.7945
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34.3 US tons
Inventory rating20.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length31 ft (9.4 m)
Longest span10 ft (3 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic120 (2021)
Projected traffic81 by 2045
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SE 170 ST over Branch Muddy Creek built?

It was built in 1950, making it 75 years old in 2025.

What condition is SE 170 ST over Branch Muddy 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 SE 170 ST over Branch Muddy Creek carry?

About 120 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is SE 170 ST over Branch Muddy Creek?

The structure is 31 ft (9.4 m) long with a longest span of 10 ft (3 m) and a deck 32 ft wide.

Who owns SE 170 ST over Branch Muddy Creek?

It is owned by the County Highway Agency.