US Bridges

7N Road (rs 675) over Trib. to Beaver Creek

FairPosted for load

Decatur County, Kansas · 0.75E of Traer · Structure no. 000000000200140

Built
1939
86 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
120
2020 count
Owner
County
County Highway Agency

About this bridge

7N Road (rs 675) over Trib. to Beaver Creek is a steel stringer/multi-beam or girder carrying 7N Road (rs 675) over Trib. to Beaver Creek in Decatur County, Kansas. It was built in 1939, so it is 86 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 120 vehicles a day, roughly 10% of them trucks, projected to reach 130 by 2044. The structure is 30 ft (9 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
Carries7N Road (rs 675)
CrossesTrib. to Beaver Creek
Location0.75E of Traer
RouteCounty Highway 675
CountyDecatur County
StateKansas
Coordinates39.92972, -100.65417
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating17.9 US tons
Inventory rating10.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length30 ft (9 m)
Longest span25 ft (7.6 m)
Deck width31 ft (9.3 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic120 (2020)
Projected traffic130 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$76,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 7N Road (rs 675) over Trib. to Beaver Creek built?

It was built in 1939, making it 86 years old in 2025.

What condition is 7N Road (rs 675) over Trib. to Beaver 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 October 2024.

How much traffic does 7N Road (rs 675) over Trib. to Beaver Creek carry?

About 120 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is 7N Road (rs 675) over Trib. to Beaver Creek?

The structure is 30 ft (9 m) long with a longest span of 25 ft (7.6 m) and a deck 31 ft wide.

Who owns 7N Road (rs 675) over Trib. to Beaver Creek?

It is owned by the County Highway Agency.