US Bridges

RD 523 over Blacksnake Creek

Good

Antelope County, Nebraska · 2.5N & 2E of Elgin · Structure no. C000200210

Built
2017
8 years old
Condition
Good
inspected January 2023
Type
Culvert
Concrete
Length
37 ft
3 main spans
Daily traffic
75
2003 count
Owner
County
County Highway Agency

About this bridge

RD 523 over Blacksnake Creek is a concrete culvert carrying RD 523 over Blacksnake Creek in Antelope County, Nebraska. It was built in 2017, so it is 8 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 75 vehicles a day, projected to reach 100 by 2038. The structure is 37 ft (11.4 m) long. If it were closed, the detour would be 31.1 mi (50 km).

CarriesRD 523
CrossesBlacksnake Creek
Location2.5N & 2E of Elgin
RouteCounty Highway 0
Coordinates42.0245, -98.0468
Functional classRural Minor 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 protection9 ExcellentNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionJanuary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating46.3 US tons
Inventory rating36.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length37 ft (11.4 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2003)
Projected traffic100 by 2038
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.1 mi (50 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 RD 523 over Blacksnake Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is RD 523 over Blacksnake 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 January 2023.

How much traffic does RD 523 over Blacksnake Creek carry?

About 75 vehicles per day (2003 count).

How long is RD 523 over Blacksnake Creek?

The structure is 37 ft (11.4 m) long with a longest span of 12 ft (3.7 m).

Who owns RD 523 over Blacksnake Creek?

It is owned by the County Highway Agency.