US Bridges

R-16 Hemphill RD over Trib. to Nine Mile Creek

FairPosted for load

Leavenworth County, Kansas · 3.0S of Tonganoxie · Structure no. 000521061204300

Built
1920
105 years old, rebuilt 1970
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
33 ft
1 main span
Daily traffic
100
2024 count
Owner
County
County Highway Agency

About this bridge

R-16 Hemphill RD over Trib. to Nine Mile Creek is a steel stringer/multi-beam or girder carrying R-16 Hemphill RD over Trib. to Nine Mile Creek in Leavenworth County, Kansas. It was built in 1920 and reconstructed in 1970, so it is 105 years old, older 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 100 vehicles a day, roughly 16% of them trucks, projected to reach 86 by 2042. The structure is 33 ft (10.1 m) long and 20 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesR-16 Hemphill RD
CrossesTrib. to Nine Mile Creek
Location3.0S of Tonganoxie
RouteCounty Highway 0
StateKansas
Coordinates39.05847, -95.09067
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating24.8 US tons
Inventory rating14 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span28 ft (8.5 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic100 (2024)
Projected traffic86 by 2042
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 R-16 Hemphill RD over Trib. to Nine Mile Creek built?

It was built in 1920, making it 105 years old in 2025. It was reconstructed in 1970.

What condition is R-16 Hemphill RD over Trib. to Nine Mile 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 August 2024.

How much traffic does R-16 Hemphill RD over Trib. to Nine Mile Creek carry?

About 100 vehicles per day (2024 count), of which roughly 16% are trucks.

How long is R-16 Hemphill RD over Trib. to Nine Mile Creek?

The structure is 33 ft (10.1 m) long with a longest span of 28 ft (8.5 m) and a deck 20 ft wide.

Who owns R-16 Hemphill RD over Trib. to Nine Mile Creek?

It is owned by the County Highway Agency.