US Bridges

Rs 666 7th ST over Neosho River

Good

Woodson County, Kansas · 015 0.2E Neosho Falls · Structure no. 000000001040015

Built
1972
53 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
474 ft
5 main spans
Daily traffic
150
2019 count
Owner
County
County Highway Agency

About this bridge

Rs 666 7th ST over Neosho River is a steel continuous stringer/multi-beam or girder carrying Rs 666 7th ST over Neosho River in Woodson County, Kansas. It was built in 1972, so it is 53 years old, older than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 150 vehicles a day, roughly 20% of them trucks, projected to reach 210 by 2044. The structure is 474 ft (144.5 m) long and 30 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesRs 666 7th ST
CrossesNeosho River
Location015 0.2E Neosho Falls
RouteCounty Highway 666
StateKansas
Coordinates38.00833, -95.55219
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating54.7 US tons
Inventory rating32.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 15
Structure length474 ft (144.5 m)
Longest span102 ft (31 m)
Deck width30 ft (9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic150 (2019)
Projected traffic210 by 2044
Trucks20%
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 666 7th ST over Neosho River built?

It was built in 1972, making it 53 years old in 2025.

What condition is Rs 666 7th ST over Neosho River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does Rs 666 7th ST over Neosho River carry?

About 150 vehicles per day (2019 count), of which roughly 20% are trucks.

How long is Rs 666 7th ST over Neosho River?

The structure is 474 ft (144.5 m) long with a longest span of 102 ft (31 m) and a deck 30 ft wide.

Who owns Rs 666 7th ST over Neosho River?

It is owned by the County Highway Agency.