US Bridges

I70 HWY Nl-Sl over Spring Creek Drainage

Good

Trego County, Kansas · 0.79MI W Ellis CO Line · Structure no. 999907000980331

Built
1964
61 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
29 ft
2 main spans
Daily traffic
6,800
2023 count
Owner
State
State Highway Agency

About this bridge

I70 HWY Nl-Sl over Spring Creek Drainage is a concrete culvert carrying I70 HWY Nl-Sl over Spring Creek Drainage in Trego 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 6,800 vehicles a day, roughly 24% of them trucks, projected to reach 8,980 by 2044. The structure is 29 ft (8.8 m) long and 150 ft wide.

Location

Open in Google Maps
CarriesI70 HWY Nl-Sl
CrossesSpring Creek Drainage
Location0.79MI W Ellis CO Line
RouteInterstate 70
CountyTrego County
StateKansas
Coordinates38.95417, -99.60833
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 protection8 Very GoodNo problems noted.
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 rating68 US tons
Inventory rating40 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length29 ft (8.8 m)
Longest span14 ft (4.3 m)
Deck width150 ft (45.6 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,800 (2023)
Projected traffic8,980 by 2044
Trucks24%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Nl-Sl over Spring Creek Drainage built?

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

What condition is I70 HWY Nl-Sl over Spring 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 April 2023.

How much traffic does I70 HWY Nl-Sl over Spring Creek Drainage carry?

About 6,800 vehicles per day (2023 count), of which roughly 24% are trucks.

How long is I70 HWY Nl-Sl over Spring Creek Drainage?

The structure is 29 ft (8.8 m) long with a longest span of 14 ft (4.3 m) and a deck 150 ft wide.

Who owns I70 HWY Nl-Sl over Spring Creek Drainage?

It is owned by the State Highway Agency.