US Bridges

Rd. 310 (S.5-310) over Hill Creek

Good

Lyon County, Kansas · 2.0S 1.5E of Admire · Structure no. 000560955504920

Built
1988
37 years old
Condition
Good
inspected February 2023
Type
Slab
Concrete Continuous
Length
102 ft
3 main spans
Daily traffic
30
2007 count
Owner
County
County Highway Agency

About this bridge

Rd. 310 (S.5-310) over Hill Creek is a concrete continuous slab carrying Rd. 310 (S.5-310) over Hill Creek in Lyon County, Kansas. It was built in 1988, so it is 37 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 30 vehicles a day, projected to reach 30 by 2043. The structure is 102 ft (31.2 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesRd. 310 (S.5-310)
CrossesHill Creek
Location2.0S 1.5E of Admire
RouteCounty Highway 0
CountyLyon County
StateKansas
Coordinates38.60831, -96.06869
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating73.3 US tons
Inventory rating43.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length102 ft (31.2 m)
Longest span40 ft (12.1 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic30 (2007)
Projected traffic30 by 2043
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 Rd. 310 (S.5-310) over Hill Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is Rd. 310 (S.5-310) over Hill Creek 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 February 2023.

How much traffic does Rd. 310 (S.5-310) over Hill Creek carry?

About 30 vehicles per day (2007 count).

How long is Rd. 310 (S.5-310) over Hill Creek?

The structure is 102 ft (31.2 m) long with a longest span of 40 ft (12.1 m) and a deck 26 ft wide.

Who owns Rd. 310 (S.5-310) over Hill Creek?

It is owned by the County Highway Agency.