US Bridges

Local Rd. F-38 over S. Fork Big Nemaha Riv.

Good

Nemaha County, Kansas · 0.5E of Seneca · Structure no. 000660957103225

Built
1994
31 years old
Condition
Good
inspected March 2024
Type
Slab
Concrete Continuous
Length
163 ft
3 main spans
Daily traffic
375
2008 count
Owner
County
County Highway Agency

About this bridge

Local Rd. F-38 over S. Fork Big Nemaha Riv. is a concrete continuous slab carrying Local Rd. F-38 over S. Fork Big Nemaha Riv. in Nemaha County, Kansas. It was built in 1994, so it is 31 years old, younger 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 375 vehicles a day, roughly 30% of them trucks, projected to reach 400 by 2044. The structure is 163 ft (49.7 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

No coordinates are recorded for this structure.

CarriesLocal Rd. F-38
CrossesS. Fork Big Nemaha Riv.
Location0.5E of Seneca
RouteCounty Highway 0
CountyNemaha County
StateKansas
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.4 US tons
Inventory rating41.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length163 ft (49.7 m)
Longest span64 ft (19.5 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 traffic375 (2008)
Projected traffic400 by 2044
Trucks30%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Local Rd. F-38 over S. Fork Big Nemaha Riv. built?

It was built in 1994, making it 31 years old in 2025.

What condition is Local Rd. F-38 over S. Fork Big Nemaha Riv. 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 March 2024.

How much traffic does Local Rd. F-38 over S. Fork Big Nemaha Riv. carry?

About 375 vehicles per day (2008 count), of which roughly 30% are trucks.

How long is Local Rd. F-38 over S. Fork Big Nemaha Riv.?

The structure is 163 ft (49.7 m) long with a longest span of 64 ft (19.5 m) and a deck 30 ft wide.

Who owns Local Rd. F-38 over S. Fork Big Nemaha Riv.?

It is owned by the County Highway Agency.