US Bridges

US40 HWY over S Fork Smoky Hill R Drg

FairPosted for load

Wallace County, Kansas · 4.76 MI S/W Logan Coln · Structure no. 999904001000081

Built
1930
95 years old, rebuilt 1952
Condition
Fair
inspected April 2024
Type
Tee Beam
Concrete Continuous
Length
82 ft
3 main spans
Daily traffic
917
2023 count
Owner
State
State Highway Agency

About this bridge

US40 HWY over S Fork Smoky Hill R Drg is a concrete continuous tee beam carrying US40 HWY over S Fork Smoky Hill R Drg in Wallace County, Kansas. It was built in 1930 and reconstructed in 1952, so it is 95 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 6 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 other load-capacity restriction.

It carries about 917 vehicles a day, roughly 24% of them trucks, projected to reach 1,390 by 2044. The structure is 82 ft (25.1 m) long and 27 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesUS40 HWY
CrossesS Fork Smoky Hill R Drg
Location4.76 MI S/W Logan Coln
RouteU.S. Route 40
StateKansas
Coordinates38.925, -101.56028
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating54 US tons
Inventory rating32.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length82 ft (25.1 m)
Longest span25 ft (7.6 m)
Deck width27 ft (8.3 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic917 (2023)
Projected traffic1,390 by 2044
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 US40 HWY over S Fork Smoky Hill R Drg built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1952.

What condition is US40 HWY over S Fork Smoky Hill R Drg 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 April 2024.

How much traffic does US40 HWY over S Fork Smoky Hill R Drg carry?

About 917 vehicles per day (2023 count), of which roughly 24% are trucks.

How long is US40 HWY over S Fork Smoky Hill R Drg?

The structure is 82 ft (25.1 m) long with a longest span of 25 ft (7.6 m) and a deck 27 ft wide.

Who owns US40 HWY over S Fork Smoky Hill R Drg?

It is owned by the State Highway Agency.