US Bridges

SW 70th over Elm Creek

Good

Butler County, Kansas · N.W. Corner Augusta · Structure no. 000080859906140

Built
2002
23 years old
Condition
Good
inspected February 2025
Type
Culvert
Concrete
Length
59 ft
3 main spans
Daily traffic
3,000
2023 count
Owner
County
County Highway Agency

About this bridge

SW 70th over Elm Creek is a concrete culvert carrying SW 70th over Elm Creek in Butler County, Kansas. It was built in 2002, so it is 23 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 3,000 vehicles a day, roughly 5% of them trucks, projected to reach 4,000 by 2045. The structure is 59 ft (18 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSW 70th
CrossesElm Creek
LocationN.W. Corner Augusta
RouteCounty Highway 0
StateKansas
Coordinates37.7229, -96.9731
Functional classUrban Collector

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 inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88.4 US tons
Inventory rating52.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length59 ft (18 m)
Longest span16 ft (4.9 m)
Deck width38 ft (11.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic3,000 (2023)
Projected traffic4,000 by 2045
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 SW 70th over Elm Creek built?

It was built in 2002, making it 23 years old in 2025.

What condition is SW 70th over Elm Creek 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 February 2025.

How much traffic does SW 70th over Elm Creek carry?

About 3,000 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is SW 70th over Elm Creek?

The structure is 59 ft (18 m) long with a longest span of 16 ft (4.9 m) and a deck 38 ft wide.

Who owns SW 70th over Elm Creek?

It is owned by the County Highway Agency.