US Bridges

Smoky Valley Rd. over Trib. to Smoky Hill Riv.

Good

McPherson County, Kansas · 0.4S 3.1E of Marquette · Structure no. 000590773105000

Built
1977
48 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete
Length
38 ft
4 main spans
Daily traffic
45
2020 count
Owner
County
County Highway Agency

About this bridge

Smoky Valley Rd. over Trib. to Smoky Hill Riv. is a concrete culvert carrying Smoky Valley Rd. over Trib. to Smoky Hill Riv. in McPherson County, Kansas. It was built in 1977, so it is 48 years old, younger 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 45 vehicles a day, projected to reach 54 by 2040. The structure is 38 ft (11.6 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesSmoky Valley Rd.
CrossesTrib. to Smoky Hill Riv.
Location0.4S 3.1E of Marquette
RouteCounty Highway 0
CountyMcPherson County
StateKansas
Coordinates38.55106, -97.77644
Functional classRural Local

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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.8 US tons
Inventory rating19.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadH 15
Structure length38 ft (11.6 m)
Longest span9 ft (2.7 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic45 (2020)
Projected traffic54 by 2040
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Smoky Valley Rd. over Trib. to Smoky Hill Riv. built?

It was built in 1977, making it 48 years old in 2025.

What condition is Smoky Valley Rd. over Trib. to Smoky Hill Riv. 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 Smoky Valley Rd. over Trib. to Smoky Hill Riv. carry?

About 45 vehicles per day (2020 count).

How long is Smoky Valley Rd. over Trib. to Smoky Hill Riv.?

The structure is 38 ft (11.6 m) long with a longest span of 9 ft (2.7 m) and a deck 30 ft wide.

Who owns Smoky Valley Rd. over Trib. to Smoky Hill Riv.?

It is owned by the County Highway Agency.