US Bridges

Rs 2 over Neosho River

FairPosted for load

Allen County, Kansas · W. Edge of Humboldt · Structure no. 000000000010070

Built
1932
93 years old
Condition
Fair
inspected September 2024
Type
Arch - Thru
Concrete
Length
248 ft
2 main spans
Daily traffic
1,098
2006 count
Owner
County
County Highway Agency

About this bridge

Rs 2 over Neosho River is a concrete arch - thru carrying Rs 2 over Neosho River in Allen County, Kansas. It was built in 1932, so it is 93 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 1,098 vehicles a day, roughly 11% of them trucks, projected to reach 1,136 by 2044. The structure is 248 ft (75.6 m) long and 26 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

Open in Google Maps
CarriesRs 2
CrossesNeosho River
LocationW. Edge of Humboldt
RouteCounty Highway 2
CountyAllen County
StateKansas
Coordinates37.81117, -95.44781
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionSeptember 2024
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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating38.3 US tons
Inventory rating22.7 US tons

Structure

Structure typeArch - Thru
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length248 ft (75.6 m)
Longest span120 ft (36.6 m)
Deck width26 ft (7.9 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deck29 ft (8.8 m)

Traffic and service

Average daily traffic1,098 (2006)
Projected traffic1,136 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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$435,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Rs 2 over Neosho River built?

It was built in 1932, making it 93 years old in 2025.

What condition is Rs 2 over Neosho River 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 September 2024.

How much traffic does Rs 2 over Neosho River carry?

About 1,098 vehicles per day (2006 count), of which roughly 11% are trucks.

How long is Rs 2 over Neosho River?

The structure is 248 ft (75.6 m) long with a longest span of 120 ft (36.6 m) and a deck 26 ft wide.

Who owns Rs 2 over Neosho River?

It is owned by the County Highway Agency.