US Bridges

FAS 3707 over Little Nemaha River

Good

Otoe County, Nebraska · JCT N50/N128 5E 2.1S · Structure no. C006604105

Built
1987
38 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
322 ft
3 main spans
Daily traffic
60
2011 count
Owner
County
County Highway Agency

About this bridge

FAS 3707 over Little Nemaha River is a steel continuous stringer/multi-beam or girder carrying FAS 3707 over Little Nemaha River in Otoe County, Nebraska. It was built in 1987, so it is 38 years old, younger 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.

It carries about 60 vehicles a day, projected to reach 70 by 2033. The structure is 322 ft (98.1 m) long and 30 ft wide. If it were closed, the detour would be 111.8 mi (180 km).

CarriesFAS 3707
CrossesLittle Nemaha River
LocationJCT N50/N128 5E 2.1S
RouteCounty Highway 3707
Coordinates40.5662, -96.0864
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.3 US tons
Inventory rating27.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length322 ft (98.1 m)
Longest span124 ft (37.8 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2011)
Projected traffic70 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed111.8 mi (180 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 3707 over Little Nemaha River built?

It was built in 1987, making it 38 years old in 2025.

What condition is FAS 3707 over 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 October 2023.

How much traffic does FAS 3707 over Little Nemaha River carry?

About 60 vehicles per day (2011 count).

How long is FAS 3707 over Little Nemaha River?

The structure is 322 ft (98.1 m) long with a longest span of 124 ft (37.8 m) and a deck 30 ft wide.

Who owns FAS 3707 over Little Nemaha River?

It is owned by the County Highway Agency.