US Bridges

SW 40 S. P.7-11.0 over Stream

FairPosted for load

Kingman County, Kansas · 3.0S 3.0W of Kingman · Structure no. 000480727706320

Built
1945
80 years old
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
32 ft
2 main spans
Daily traffic
10
2021 count
Owner
County
County Highway Agency

About this bridge

SW 40 S. P.7-11.0 over Stream is a wood or timber stringer/multi-beam or girder carrying SW 40 S. P.7-11.0 over Stream in Kingman County, Kansas. It was built in 1945, so it is 80 years old, older 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 10 vehicles a day, roughly 2% of them trucks, projected to reach 12 by 2043. The structure is 32 ft (9.8 m) long and 20 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSW 40 S. P.7-11.0
CrossesStream
Location3.0S 3.0W of Kingman
RouteCounty Highway 0
CountyKingman County
StateKansas
Coordinates37.58913, -98.17875
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating27.4 US tons
Inventory rating19.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span15 ft (4.6 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic10 (2021)
Projected traffic12 by 2043
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost$230,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SW 40 S. P.7-11.0 over Stream built?

It was built in 1945, making it 80 years old in 2025.

What condition is SW 40 S. P.7-11.0 over Stream 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 SW 40 S. P.7-11.0 over Stream carry?

About 10 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is SW 40 S. P.7-11.0 over Stream?

The structure is 32 ft (9.8 m) long with a longest span of 15 ft (4.6 m) and a deck 20 ft wide.

Who owns SW 40 S. P.7-11.0 over Stream?

It is owned by the County Highway Agency.