US Bridges

Rs 1757 J-15 over Trib. to Nemaha River

Poor

Nemaha County, Kansas · 2.0S of Seneca · Structure no. 000000000660590

Built
1935
90 years old
Condition
Poor
inspected March 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
72
2008 count
Owner
County
County Highway Agency

About this bridge

Rs 1757 J-15 over Trib. to Nemaha River is a concrete culvert carrying Rs 1757 J-15 over Trib. to Nemaha River in Nemaha County, Kansas. It was built in 1935, so it is 90 years old, older than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 72 vehicles a day, projected to reach 80 by 2044. The structure is 21 ft (6.4 m) long and 27 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesRs 1757 J-15
CrossesTrib. to Nemaha River
Location2.0S of Seneca
RouteCounty Highway 1757
CountyNemaha County
StateKansas
Coordinates39.796, -96.07076
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width27 ft (8.1 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic72 (2008)
Projected traffic80 by 2044
Trucks0%
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 statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$43,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Rs 1757 J-15 over Trib. to Nemaha River built?

It was built in 1935, making it 90 years old in 2025.

What condition is Rs 1757 J-15 over Trib. to Nemaha River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2024.

How much traffic does Rs 1757 J-15 over Trib. to Nemaha River carry?

About 72 vehicles per day (2008 count).

How long is Rs 1757 J-15 over Trib. to Nemaha River?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m) and a deck 27 ft wide.

Who owns Rs 1757 J-15 over Trib. to Nemaha River?

It is owned by the County Highway Agency.