US Bridges

Road 70 over Dry Creek

Good

Box Butte County, Nebraska · JCT N2/N87 .2W 4N · Structure no. C000703910

Built
1935
90 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
54 ft
5 main spans
Daily traffic
286
2019 count
Owner
County
County Highway Agency

About this bridge

Road 70 over Dry Creek is a concrete culvert carrying Road 70 over Dry Creek in Box Butte County, Nebraska. It was built in 1935, so it is 90 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.

It carries about 286 vehicles a day, roughly 14% of them trucks, projected to reach 395 by 2033. The structure is 54 ft (16.5 m) long. If it were closed, the detour would be 99.4 mi (160 km).

CarriesRoad 70
CrossesDry Creek
LocationJCT N2/N87 .2W 4N
RouteCounty Highway 1205
Coordinates42.38, -103.0727
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating24.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadUnknown
Structure length54 ft (16.5 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic286 (2019)
Projected traffic395 by 2033
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed99.4 mi (160 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 Road 70 over Dry Creek built?

It was built in 1935, making it 90 years old in 2025.

What condition is Road 70 over Dry Creek 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 Road 70 over Dry Creek carry?

About 286 vehicles per day (2019 count), of which roughly 14% are trucks.

How long is Road 70 over Dry Creek?

The structure is 54 ft (16.5 m) long with a longest span of 10 ft (3 m).

Who owns Road 70 over Dry Creek?

It is owned by the County Highway Agency.