US Bridges

Local Rd. W1M over Rock Creek

Good

Mitchell County, Kansas · 1.0N 7.1E of Hunter · Structure no. 000620721104040

Built
2011
14 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
25
2011 count
Owner
County
County Highway Agency

About this bridge

Local Rd. W1M over Rock Creek is a steel stringer/multi-beam or girder carrying Local Rd. W1M over Rock Creek in Mitchell County, Kansas. It was built in 2011, so it is 14 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, projected to reach 30 by 2043. The structure is 40 ft (12.2 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesLocal Rd. W1M
CrossesRock Creek
Location1.0N 7.1E of Hunter
RouteCounty Highway 0
CountyMitchell County
StateKansas
Coordinates39.24856, -98.26428
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating37 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span39 ft (11.8 m)
Deck width26 ft (7.9 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic25 (2011)
Projected traffic30 by 2043
Trucks0%
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$56,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Local Rd. W1M over Rock Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is Local Rd. W1M over Rock 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 March 2023.

How much traffic does Local Rd. W1M over Rock Creek carry?

About 25 vehicles per day (2011 count).

How long is Local Rd. W1M over Rock Creek?

The structure is 40 ft (12.2 m) long with a longest span of 39 ft (11.8 m) and a deck 26 ft wide.

Who owns Local Rd. W1M over Rock Creek?

It is owned by the County Highway Agency.