US Bridges

CO Line Local Road over I35 HWY

Good

Coffey County, Kansas · Lyon -Coffey CO Line · Structure no. 999903500160471

Built
1972
53 years old
Condition
Good
inspected February 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
269 ft
4 main spans
Daily traffic
30
2023 count
Owner
State
State Highway Agency

About this bridge

CO Line Local Road over I35 HWY is a concrete continuous box beam or girders - multiple carrying CO Line Local Road over I35 HWY in Coffey County, Kansas. It was built in 1972, so it is 53 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 30 vehicles a day. The structure is 269 ft (81.9 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCO Line Local Road
CrossesI35 HWY
LocationLyon -Coffey CO Line
RouteCounty Highway 392
StateKansas
Coordinates38.41167, -95.95028
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.
Substructure8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating73.2 US tons
Inventory rating43.9 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length269 ft (81.9 m)
Longest span93 ft (28.3 m)
Deck width30 ft (9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2023)
Projected traffic—
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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 CO Line Local Road over I35 HWY built?

It was built in 1972, making it 53 years old in 2025.

What condition is CO Line Local Road over I35 HWY 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 2024.

How much traffic does CO Line Local Road over I35 HWY carry?

About 30 vehicles per day (2023 count).

How long is CO Line Local Road over I35 HWY?

The structure is 269 ft (81.9 m) long with a longest span of 93 ft (28.3 m) and a deck 30 ft wide.

Who owns CO Line Local Road over I35 HWY?

It is owned by the State Highway Agency.