US Bridges

135th Local Rd. over Cowskin Creek

FairPosted for load

Sedgwick County, Kansas · 135THW 0.4 N of 37THN · Structure no. 000870803006086

Built
1984
41 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
101 ft
3 main spans
Daily traffic
1,455
2022 count
Owner
County
County Highway Agency

About this bridge

135th Local Rd. over Cowskin Creek is a steel continuous stringer/multi-beam or girder carrying 135th Local Rd. over Cowskin Creek in Sedgwick County, Kansas. It was built in 1984, so it is 41 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. Its operating status is: posted for load restriction.

It carries about 1,455 vehicles a day, roughly 6% of them trucks, projected to reach 1,775 by 2044. The structure is 101 ft (30.8 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
Carries135th Local Rd.
CrossesCowskin Creek
Location135THW 0.4 N of 37THN
RouteCounty Highway 0
CountySedgwick County
StateKansas
Coordinates37.757, -97.49924
Functional classUrban 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating39.2 US tons
Inventory rating23.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length101 ft (30.8 m)
Longest span34 ft (10.3 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic1,455 (2022)
Projected traffic1,775 by 2044
Trucks6%
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 statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$350,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 135th Local Rd. over Cowskin Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is 135th Local Rd. over Cowskin 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 July 2024.

How much traffic does 135th Local Rd. over Cowskin Creek carry?

About 1,455 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is 135th Local Rd. over Cowskin Creek?

The structure is 101 ft (30.8 m) long with a longest span of 34 ft (10.3 m) and a deck 30 ft wide.

Who owns 135th Local Rd. over Cowskin Creek?

It is owned by the County Highway Agency.