US Bridges

I-70 HWY EB (kta) over Maple Grove Drg Channel

Good

Douglas County, Kansas · 1.08 MI E US-40 & US-59 · Structure no. 999907000231503

Built
2011
14 years old
Condition
Good
inspected July 2024
Type
Slab
Concrete Continuous
Length
226 ft
4 main spans
Daily traffic
17,657
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-70 HWY EB (kta) over Maple Grove Drg Channel is a concrete continuous slab carrying I-70 HWY EB (kta) over Maple Grove Drg Channel in Douglas County, Kansas. It was built in 2011, so it is 14 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 17,657 vehicles a day, roughly 19% of them trucks, projected to reach 22,862 by 2044. The structure is 226 ft (69 m) long and 58 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-70 HWY EB (kta)
CrossesMaple Grove Drg Channel
Location1.08 MI E US-40 & US-59
RouteInterstate 70
CountyDouglas County
StateKansas
Coordinates38.99361, -95.21306
Functional classUrban 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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.7 US tons
Inventory rating48.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHS 25 or greater
Structure length226 ft (69 m)
Longest span64 ft (19.5 m)
Deck width58 ft (17.6 m)
Roadway width55 ft (16.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,657 (2023)
Projected traffic22,862 by 2044
Trucks19%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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 EB (kta) over Maple Grove Drg Channel built?

It was built in 2011, making it 14 years old in 2025.

What condition is I-70 HWY EB (kta) over Maple Grove Drg Channel 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 July 2024.

How much traffic does I-70 HWY EB (kta) over Maple Grove Drg Channel carry?

About 17,657 vehicles per day (2023 count), of which roughly 19% are trucks.

How long is I-70 HWY EB (kta) over Maple Grove Drg Channel?

The structure is 226 ft (69 m) long with a longest span of 64 ft (19.5 m) and a deck 58 ft wide.

Who owns I-70 HWY EB (kta) over Maple Grove Drg Channel?

It is owned by the State Toll Authority.