US Bridges

FAS1225 Slim Butte over White River

Good

Dawes County, Nebraska · Wjct US20/US385 8.3N 8.6E · Structure no. C002305920P

Built
1981
44 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
105 ft
3 main spans
Daily traffic
240
2011 count
Owner
County
County Highway Agency

About this bridge

FAS1225 Slim Butte over White River is a prestressed concrete stringer/multi-beam or girder carrying FAS1225 Slim Butte over White River in Dawes County, Nebraska. It was built in 1981, so it is 44 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 240 vehicles a day, projected to reach 240 by 2033. The structure is 105 ft (32 m) long and 31 ft wide. If it were closed, the detour would be 348 mi (560 km).

CarriesFAS1225 Slim Butte
CrossesWhite River
LocationWjct US20/US385 8.3N 8.6E
RouteCounty Highway 1225
Coordinates42.9483, -102.9006
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating61.7 US tons
Inventory rating37.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadUnknown
Structure length105 ft (32 m)
Longest span41 ft (12.5 m)
Deck width31 ft (9.6 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic240 (2011)
Projected traffic240 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed348 mi (560 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 FAS1225 Slim Butte over White River built?

It was built in 1981, making it 44 years old in 2025.

What condition is FAS1225 Slim Butte over White 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 November 2023.

How much traffic does FAS1225 Slim Butte over White River carry?

About 240 vehicles per day (2011 count).

How long is FAS1225 Slim Butte over White River?

The structure is 105 ft (32 m) long with a longest span of 41 ft (12.5 m) and a deck 31 ft wide.

Who owns FAS1225 Slim Butte over White River?

It is owned by the County Highway Agency.