US Bridges

CR 4 - D over Mitchell-Gering Canal

Good

Scotts Bluff County, Nebraska · 2N of Lyman · Structure no. C007920520

Built
1975
50 years old
Condition
Good
inspected November 2024
Type
Channel Beam
Concrete
Length
45 ft
2 main spans
Daily traffic
20
2003 count
Owner
County
County Highway Agency

About this bridge

CR 4 - D over Mitchell-Gering Canal is a concrete channel beam carrying CR 4 - D over Mitchell-Gering Canal in Scotts Bluff County, Nebraska. It was built in 1975, so it is 50 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 20 vehicles a day, projected to reach 29 by 2033. The structure is 45 ft (13.7 m) long and 27 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

CarriesCR 4 - D
CrossesMitchell-Gering Canal
Location2N of Lyman
RouteCounty Highway 205
Coordinates41.9467, -104.025
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating36.4 US tons
Inventory rating24.3 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length45 ft (13.7 m)
Longest span21 ft (6.4 m)
Deck width27 ft (8.2 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2003)
Projected traffic29 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 CR 4 - D over Mitchell-Gering Canal built?

It was built in 1975, making it 50 years old in 2025.

What condition is CR 4 - D over Mitchell-Gering Canal 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 2024.

How much traffic does CR 4 - D over Mitchell-Gering Canal carry?

About 20 vehicles per day (2003 count).

How long is CR 4 - D over Mitchell-Gering Canal?

The structure is 45 ft (13.7 m) long with a longest span of 21 ft (6.4 m) and a deck 27 ft wide.

Who owns CR 4 - D over Mitchell-Gering Canal?

It is owned by the County Highway Agency.