US Bridges

K156 HWY over Pawnee River Drainage

Good

Pawnee County, Kansas · 5.95 MI E US183 · Structure no. 999915600730131

Built
1936
89 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
2,206
2023 count
Owner
State
State Highway Agency

About this bridge

K156 HWY over Pawnee River Drainage is a concrete culvert carrying K156 HWY over Pawnee River Drainage in Pawnee County, Kansas. It was built in 1936, so it is 89 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 2,206 vehicles a day, roughly 40% of them trucks, projected to reach 2,692 by 2044. The structure is 25 ft (7.6 m) long and 34 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesK156 HWY
CrossesPawnee River Drainage
Location5.95 MI E US183
RouteState Highway 156
StateKansas
Coordinates38.19028, -99.205
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating45 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,206 (2023)
Projected traffic2,692 by 2044
Trucks40%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 K156 HWY over Pawnee River Drainage built?

It was built in 1936, making it 89 years old in 2025.

What condition is K156 HWY over Pawnee 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 October 2024.

How much traffic does K156 HWY over Pawnee River Drainage carry?

About 2,206 vehicles per day (2023 count), of which roughly 40% are trucks.

How long is K156 HWY over Pawnee River Drainage?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m) and a deck 34 ft wide.

Who owns K156 HWY over Pawnee River Drainage?

It is owned by the State Highway Agency.