US Bridges

Docking Rd. 56 over Ensign Creek

FairPosted for load

Shawnee County, Kansas · 2.0W 0.3N of Silver Lake · Structure no. 000890975004226

Built
1979
46 years old
Condition
Fair
inspected January 2025
Type
Tee Beam
Prestressed Concrete Continuous
Length
95 ft
3 main spans
Daily traffic
100
2024 count
Owner
County
County Highway Agency

About this bridge

Docking Rd. 56 over Ensign Creek is a prestressed concrete continuous tee beam carrying Docking Rd. 56 over Ensign Creek in Shawnee County, Kansas. It was built in 1979, so it is 46 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. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, projected to reach 100 by 2040. The structure is 95 ft (28.9 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesDocking Rd. 56
CrossesEnsign Creek
Location2.0W 0.3N of Silver Lake
RouteCounty Highway 0
CountyShawnee County
StateKansas
Coordinates39.10813, -95.8912
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 inspectionJanuary 2025
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating23.3 US tons
Inventory rating11.6 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length95 ft (28.9 m)
Longest span30 ft (9.1 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 traffic100 (2024)
Projected traffic100 by 2040
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Docking Rd. 56 over Ensign Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is Docking Rd. 56 over Ensign 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 January 2025.

How much traffic does Docking Rd. 56 over Ensign Creek carry?

About 100 vehicles per day (2024 count).

How long is Docking Rd. 56 over Ensign Creek?

The structure is 95 ft (28.9 m) long with a longest span of 30 ft (9.1 m) and a deck 30 ft wide.

Who owns Docking Rd. 56 over Ensign Creek?

It is owned by the County Highway Agency.