US Bridges

K27 HWY over Arkansas River Drainage

Good

Hamilton County, Kansas · 0.39 MI N US50 · Structure no. 999902700380441

Built
1962
63 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete Continuous
Length
123 ft
3 main spans
Daily traffic
1,385
2023 count
Owner
State
State Highway Agency

About this bridge

K27 HWY over Arkansas River Drainage is a concrete continuous slab carrying K27 HWY over Arkansas River Drainage in Hamilton County, Kansas. It was built in 1962, so it is 63 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 1,385 vehicles a day, roughly 54% of them trucks, projected to reach 1,624 by 2044. The structure is 123 ft (37.5 m) long and 42 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesK27 HWY
CrossesArkansas River Drainage
Location0.39 MI N US50
RouteState Highway 27
StateKansas
Coordinates37.98806, -101.76167
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating67 US tons
Inventory rating40 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length123 ft (37.5 m)
Longest span48 ft (14.6 m)
Deck width42 ft (12.7 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,385 (2023)
Projected traffic1,624 by 2044
Trucks54%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

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 K27 HWY over Arkansas River Drainage built?

It was built in 1962, making it 63 years old in 2025.

What condition is K27 HWY over Arkansas River 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 May 2023.

How much traffic does K27 HWY over Arkansas River Drainage carry?

About 1,385 vehicles per day (2023 count), of which roughly 54% are trucks.

How long is K27 HWY over Arkansas River Drainage?

The structure is 123 ft (37.5 m) long with a longest span of 48 ft (14.6 m) and a deck 42 ft wide.

Who owns K27 HWY over Arkansas River Drainage?

It is owned by the State Highway Agency.