US Bridges

I-70 HWY Westbound over County Road

Good

Thomas County, Kansas · 4.53 MI E. of K-184 · Structure no. 999907000970061

Built
1966
59 years old
Condition
Good
inspected April 2024
Type
Slab
Concrete Continuous
Length
123 ft
3 main spans
Daily traffic
5,450
2023 count
Owner
State
State Highway Agency

About this bridge

I-70 HWY Westbound over County Road is a concrete continuous slab carrying I-70 HWY Westbound over County Road in Thomas County, Kansas. It was built in 1966, so it is 59 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 5,450 vehicles a day, roughly 29% of them trucks, projected to reach 6,520 by 2044. The structure is 123 ft (37.5 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI-70 HWY Westbound
CrossesCounty Road
Location4.53 MI E. of K-184
RouteInterstate 70
CountyThomas County
StateKansas
Coordinates39.36639, -101.29722
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.
Last inspectionApril 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 alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating42 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length123 ft (37.5 m)
Longest span48 ft (14.6 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,450 (2023)
Projected traffic6,520 by 2044
Trucks29%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 I-70 HWY Westbound over County Road built?

It was built in 1966, making it 59 years old in 2025.

What condition is I-70 HWY Westbound over County Road 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 April 2024.

How much traffic does I-70 HWY Westbound over County Road carry?

About 5,450 vehicles per day (2023 count), of which roughly 29% are trucks.

How long is I-70 HWY Westbound over County Road?

The structure is 123 ft (37.5 m) long with a longest span of 48 ft (14.6 m) and a deck 42 ft wide.

Who owns I-70 HWY Westbound over County Road?

It is owned by the State Highway Agency.