US Bridges

US75 HWY over Pony Creek Drainage

Good

Brown County, Kansas · 8.45 MI N Njct US36 · Structure no. 999907500070231

Built
1958
67 years old, rebuilt 2004
Condition
Good
inspected June 2023
Type
Culvert
Concrete
Length
29 ft
2 main spans
Daily traffic
2,965
2023 count
Owner
State
State Highway Agency

About this bridge

US75 HWY over Pony Creek Drainage is a concrete culvert carrying US75 HWY over Pony Creek Drainage in Brown County, Kansas. It was built in 1958 and reconstructed in 2004, so it is 67 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 2,965 vehicles a day, roughly 35% of them trucks, projected to reach 4,320 by 2044. The structure is 29 ft (8.8 m) long and 55 ft wide. If it were closed, the detour would be 52.2 mi (84 km).

Location

Open in Google Maps
CarriesUS75 HWY
CrossesPony Creek Drainage
Location8.45 MI N Njct US36
RouteU.S. Route 75
CountyBrown County
StateKansas
Coordinates39.96389, -95.78806
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 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 geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to 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 spans2
Design loadH 20
Structure length29 ft (8.8 m)
Longest span14 ft (4.3 m)
Deck width55 ft (16.7 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,965 (2023)
Projected traffic4,320 by 2044
Trucks35%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed52.2 mi (84 km)
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 US75 HWY over Pony Creek Drainage built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 2004.

What condition is US75 HWY over Pony Creek Drainage 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 June 2023.

How much traffic does US75 HWY over Pony Creek Drainage carry?

About 2,965 vehicles per day (2023 count), of which roughly 35% are trucks.

How long is US75 HWY over Pony Creek Drainage?

The structure is 29 ft (8.8 m) long with a longest span of 14 ft (4.3 m) and a deck 55 ft wide.

Who owns US75 HWY over Pony Creek Drainage?

It is owned by the State Highway Agency.