US Bridges

FAS 3635 over S Fk Little Nemaha River

GoodPosted for load

Johnson County, Nebraska · JCT N50/S-49A 2.2E · Structure no. C004910435

Built
1977
48 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
343 ft
4 main spans
Daily traffic
150
2011 count
Owner
County
County Highway Agency

About this bridge

FAS 3635 over S Fk Little Nemaha River is a steel continuous stringer/multi-beam or girder carrying FAS 3635 over S Fk Little Nemaha River in Johnson County, Nebraska. It was built in 1977, so it is 48 years old, older than the Nebraska average of 47.1 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. Its operating status is: posted for load restriction.

It carries about 150 vehicles a day, projected to reach 150 by 2033. The structure is 343 ft (104.5 m) long and 30 ft wide. If it were closed, the detour would be 37.3 mi (60 km).

CarriesFAS 3635
CrossesS Fk Little Nemaha River
LocationJCT N50/S-49A 2.2E
RouteCounty Highway 3635
Coordinates40.5086, -96.1375
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
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 rating18.7 US tons
Inventory rating11 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length343 ft (104.5 m)
Longest span94 ft (28.7 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2011)
Projected traffic150 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed37.3 mi (60 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 FAS 3635 over S Fk Little Nemaha River built?

It was built in 1977, making it 48 years old in 2025.

What condition is FAS 3635 over S Fk Little Nemaha 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 2023.

How much traffic does FAS 3635 over S Fk Little Nemaha River carry?

About 150 vehicles per day (2011 count).

How long is FAS 3635 over S Fk Little Nemaha River?

The structure is 343 ft (104.5 m) long with a longest span of 94 ft (28.7 m) and a deck 30 ft wide.

Who owns FAS 3635 over S Fk Little Nemaha River?

It is owned by the County Highway Agency.