US Bridges

I70 HWY EB over Cow Creek Drainage

Good

Ellsworth County, Kansas · 4.24 MI E K232 EB · Structure no. 999907000270041

Built
1964
61 years old
Condition
Good
inspected November 2024
Type
Slab
Concrete Continuous
Length
103 ft
3 main spans
Daily traffic
6,300
2023 count
Owner
State
State Highway Agency

About this bridge

I70 HWY EB over Cow Creek Drainage is a concrete continuous slab carrying I70 HWY EB over Cow Creek Drainage in Ellsworth County, Kansas. It was built in 1964, so it is 61 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 6,300 vehicles a day, roughly 22% of them trucks, projected to reach 7,997 by 2044. The structure is 103 ft (31.3 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI70 HWY EB
CrossesCow Creek Drainage
Location4.24 MI E K232 EB
RouteInterstate 70
StateKansas
Coordinates38.84833, -98.38861
Functional classRural Principal Arterial - Interstate

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 protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56 US tons
Inventory rating34 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length103 ft (31.3 m)
Longest span40 ft (12.2 m)
Deck width50 ft (15.2 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,300 (2023)
Projected traffic7,997 by 2044
Trucks22%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I70 HWY EB over Cow Creek Drainage built?

It was built in 1964, making it 61 years old in 2025.

What condition is I70 HWY EB over Cow Creek 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 November 2024.

How much traffic does I70 HWY EB over Cow Creek Drainage carry?

About 6,300 vehicles per day (2023 count), of which roughly 22% are trucks.

How long is I70 HWY EB over Cow Creek Drainage?

The structure is 103 ft (31.3 m) long with a longest span of 40 ft (12.2 m) and a deck 50 ft wide.

Who owns I70 HWY EB over Cow Creek Drainage?

It is owned by the State Highway Agency.