US Bridges

Mill RD over White River

Good

Dawes County, Nebraska · Njct US20/N71 1.5N · Structure no. C002304225

Built
1992
33 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete Continuous
Length
77 ft
3 main spans
Daily traffic
10
2003 count
Owner
County
County Highway Agency

About this bridge

Mill RD over White River is a concrete continuous slab carrying Mill RD over White River in Dawes County, Nebraska. It was built in 1992, so it is 33 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 10 vehicles a day, projected to reach 17 by 2033. The structure is 77 ft (23.5 m) long and 28 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

CarriesMill RD
CrossesWhite River
LocationNjct US20/N71 1.5N
RouteCounty Highway 42
Coordinates42.712, -103.3973
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating103.6 US tons
Inventory rating61.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length77 ft (23.5 m)
Longest span30 ft (9.1 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2003)
Projected traffic17 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18.6 mi (30 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 Mill RD over White River built?

It was built in 1992, making it 33 years old in 2025.

What condition is Mill RD 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 October 2024.

How much traffic does Mill RD over White River carry?

About 10 vehicles per day (2003 count).

How long is Mill RD over White River?

The structure is 77 ft (23.5 m) long with a longest span of 30 ft (9.1 m) and a deck 28 ft wide.

Who owns Mill RD over White River?

It is owned by the County Highway Agency.