US Bridges

US50 HWY over Fort Aubrey Ditch

Good

Hamilton County, Kansas · 8.33 MI E K27 · Structure no. 999905000380361

Built
1933
92 years old, rebuilt 2001
Condition
Good
inspected May 2023
Type
Culvert
Concrete
Length
63 ft
7 main spans
Daily traffic
2,257
2023 count
Owner
State
State Highway Agency

About this bridge

US50 HWY over Fort Aubrey Ditch is a concrete culvert carrying US50 HWY over Fort Aubrey Ditch in Hamilton County, Kansas. It was built in 1933 and reconstructed in 2001, so it is 92 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,257 vehicles a day, roughly 49% of them trucks, projected to reach 2,303 by 2044. The structure is 63 ft (19.2 m) long and 83 ft wide.

Location

Open in Google Maps
CarriesUS50 HWY
CrossesFort Aubrey Ditch
Location8.33 MI E K27
RouteU.S. Route 50
CountyHamilton County
StateKansas
Coordinates37.94889, -101.60556
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38 US tons
Inventory rating23 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans7
Design loadH 15
Structure length63 ft (19.2 m)
Longest span8 ft (2.4 m)
Deck width83 ft (25.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,257 (2023)
Projected traffic2,303 by 2044
Trucks49%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US50 HWY over Fort Aubrey Ditch built?

It was built in 1933, making it 92 years old in 2025. It was reconstructed in 2001.

What condition is US50 HWY over Fort Aubrey Ditch 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 May 2023.

How much traffic does US50 HWY over Fort Aubrey Ditch carry?

About 2,257 vehicles per day (2023 count), of which roughly 49% are trucks.

How long is US50 HWY over Fort Aubrey Ditch?

The structure is 63 ft (19.2 m) long with a longest span of 8 ft (2.4 m) and a deck 83 ft wide.

Who owns US50 HWY over Fort Aubrey Ditch?

It is owned by the State Highway Agency.