US Bridges

I70 HWY Eb-Wb over Smoky Hill River Drain

Good

Russell County, Kansas · 7.23 MI E Jt U281 · Structure no. 999907000840191

Built
1966
59 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
6,950
2023 count
Owner
State
State Highway Agency

About this bridge

I70 HWY Eb-Wb over Smoky Hill River Drain is a concrete culvert carrying I70 HWY Eb-Wb over Smoky Hill River Drain in Russell 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 6,950 vehicles a day, roughly 24% of them trucks, projected to reach 8,151 by 2044. The structure is 25 ft (7.6 m) long and 154 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI70 HWY Eb-Wb
CrossesSmoky Hill River Drain
Location7.23 MI E Jt U281
RouteInterstate 70
StateKansas
Coordinates38.85694, -98.72167
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width154 ft (46.8 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,950 (2023)
Projected traffic8,151 by 2044
Trucks24%
Lanes on structure4
Traffic directionTwo-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-Wb over Smoky Hill River Drain built?

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

What condition is I70 HWY Eb-Wb over Smoky Hill River Drain 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 2023.

How much traffic does I70 HWY Eb-Wb over Smoky Hill River Drain carry?

About 6,950 vehicles per day (2023 count), of which roughly 24% are trucks.

How long is I70 HWY Eb-Wb over Smoky Hill River Drain?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m) and a deck 154 ft wide.

Who owns I70 HWY Eb-Wb over Smoky Hill River Drain?

It is owned by the State Highway Agency.