US Bridges

NE 40 St. DD.6-3.0 over Trib. to Smoots Creek

Fair

Kingman County, Kansas · 2.0N 0.8E of Waterloo · Structure no. 000480755606160

Built
1996
29 years old
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
39 ft
2 main spans
Daily traffic
30
2021 count
Owner
County
County Highway Agency

About this bridge

NE 40 St. DD.6-3.0 over Trib. to Smoots Creek is a wood or timber stringer/multi-beam or girder carrying NE 40 St. DD.6-3.0 over Trib. to Smoots Creek in Kingman County, Kansas. It was built in 1996, so it is 29 years old, younger than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 30 vehicles a day, roughly 5% of them trucks, projected to reach 36 by 2043. The structure is 39 ft (12 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesNE 40 St. DD.6-3.0
CrossesTrib. to Smoots Creek
Location2.0N 0.8E of Waterloo
RouteCounty Highway 0
CountyKingman County
StateKansas
Coordinates37.70492, -97.92533
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating52.7 US tons
Inventory rating37 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length39 ft (12 m)
Longest span19 ft (5.9 m)
Deck width26 ft (7.9 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic30 (2021)
Projected traffic36 by 2043
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 NE 40 St. DD.6-3.0 over Trib. to Smoots Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is NE 40 St. DD.6-3.0 over Trib. to Smoots Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2023.

How much traffic does NE 40 St. DD.6-3.0 over Trib. to Smoots Creek carry?

About 30 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is NE 40 St. DD.6-3.0 over Trib. to Smoots Creek?

The structure is 39 ft (12 m) long with a longest span of 19 ft (5.9 m) and a deck 26 ft wide.

Who owns NE 40 St. DD.6-3.0 over Trib. to Smoots Creek?

It is owned by the County Highway Agency.