US Bridges

SE 120 S. W.7-19.0 over Copper Creek

FairPosted for load

Kingman County, Kansas · 1.3N 1.7E of Rago · Structure no. 000480741706480

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

About this bridge

SE 120 S. W.7-19.0 over Copper Creek is a wood or timber stringer/multi-beam or girder carrying SE 120 S. W.7-19.0 over Copper Creek 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 3% of them trucks, projected to reach 12 by 2043. The structure is 23 ft (7 m) long and 19 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesSE 120 S. W.7-19.0
CrossesCopper Creek
Location1.3N 1.7E of Rago
RouteCounty Highway 0
CountyKingman County
StateKansas
Coordinates37.47215, -98.05314
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating9.1 US tons
Inventory rating2.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length23 ft (7 m)
Longest span21 ft (6.4 m)
Deck width19 ft (5.9 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic10 (2021)
Projected traffic12 by 2043
Trucks3%
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$370,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SE 120 S. W.7-19.0 over Copper Creek built?

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

What condition is SE 120 S. W.7-19.0 over Copper 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 SE 120 S. W.7-19.0 over Copper Creek carry?

About 10 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is SE 120 S. W.7-19.0 over Copper Creek?

The structure is 23 ft (7 m) long with a longest span of 21 ft (6.4 m) and a deck 19 ft wide.

Who owns SE 120 S. W.7-19.0 over Copper Creek?

It is owned by the County Highway Agency.