US Bridges

Rs 607 NW 50 St. over Smoots Creek

FairPosted for load

Kingman County, Kansas · 5.0N 0.5W of Kingman · Structure no. 000000000480430

Built
1970
55 years old
Condition
Fair
inspected June 2024
Type
Tee Beam
Concrete Continuous
Length
234 ft
5 main spans
Daily traffic
220
2021 count
Owner
County
County Highway Agency

About this bridge

Rs 607 NW 50 St. over Smoots Creek is a concrete continuous tee beam carrying Rs 607 NW 50 St. over Smoots Creek in Kingman County, Kansas. It was built in 1970, so it is 55 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 6 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 220 vehicles a day, roughly 10% of them trucks, projected to reach 265 by 2043. The structure is 234 ft (71.3 m) long and 30 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesRs 607 NW 50 St.
CrossesSmoots Creek
Location5.0N 0.5W of Kingman
RouteCounty Highway 607
StateKansas
Coordinates37.71843, -98.12416
Functional classRural Major Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating12.3 US tons
Inventory rating7.4 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 15
Structure length234 ft (71.3 m)
Longest span51 ft (15.5 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic220 (2021)
Projected traffic265 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Rs 607 NW 50 St. over Smoots Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is Rs 607 NW 50 St. over 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 June 2024.

How much traffic does Rs 607 NW 50 St. over Smoots Creek carry?

About 220 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Rs 607 NW 50 St. over Smoots Creek?

The structure is 234 ft (71.3 m) long with a longest span of 51 ft (15.5 m) and a deck 30 ft wide.

Who owns Rs 607 NW 50 St. over Smoots Creek?

It is owned by the County Highway Agency.