US Bridges

Local Rd. P-20 over Wolfley Creek

Fair

Nemaha County, Kansas · 4.0W 0.9S of Granada · Structure no. 000660977003404

Built
2001
24 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
47 ft
1 main span
Daily traffic
10
2008 count
Owner
County
County Highway Agency

About this bridge

Local Rd. P-20 over Wolfley Creek is a steel stringer/multi-beam or girder carrying Local Rd. P-20 over Wolfley Creek in Nemaha County, Kansas. It was built in 2001, so it is 24 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 6 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 10 vehicles a day, projected to reach 15 by 2044. The structure is 47 ft (14.3 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesLocal Rd. P-20
CrossesWolfley Creek
Location4.0W 0.9S of Granada
RouteCounty Highway 0
CountyNemaha County
StateKansas
Coordinates39.70372, -95.86412
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.1 US tons
Inventory rating39 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length47 ft (14.3 m)
Longest span45 ft (13.7 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic10 (2008)
Projected traffic15 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$90,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Local Rd. P-20 over Wolfley Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is Local Rd. P-20 over Wolfley 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 March 2024.

How much traffic does Local Rd. P-20 over Wolfley Creek carry?

About 10 vehicles per day (2008 count).

How long is Local Rd. P-20 over Wolfley Creek?

The structure is 47 ft (14.3 m) long with a longest span of 45 ft (13.7 m) and a deck 24 ft wide.

Who owns Local Rd. P-20 over Wolfley Creek?

It is owned by the County Highway Agency.