US Bridges

N47 over 6th Street

Good

Dawson County, Nebraska · In Gothenburg · Structure no. S047 06277

Built
1987
38 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
155 ft
3 main spans
Daily traffic
5,485
2018 count
Owner
State
State Highway Agency

About this bridge

N47 over 6th Street is a steel continuous stringer/multi-beam or girder carrying N47 over 6th Street in Dawson County, Nebraska. It was built in 1987, so it is 38 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 5,485 vehicles a day, roughly 8% of them trucks, projected to reach 7,405 by 2038. The structure is 155 ft (47.2 m) long and 49 ft wide. If it were closed, the detour would be 12.4 mi (20 km).

CarriesN47
Crosses6th Street
LocationIn Gothenburg
RouteState Highway 47
Coordinates40.9239, -100.1619
Functional classRural Minor Arterial

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.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.8 US tons
Inventory rating30.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length155 ft (47.2 m)
Longest span63 ft (19.2 m)
Deck width49 ft (14.9 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,485 (2018)
Projected traffic7,405 by 2038
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed12.4 mi (20 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was N47 over 6th Street built?

It was built in 1987, making it 38 years old in 2025.

What condition is N47 over 6th Street 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 N47 over 6th Street carry?

About 5,485 vehicles per day (2018 count), of which roughly 8% are trucks.

How long is N47 over 6th Street?

The structure is 155 ft (47.2 m) long with a longest span of 63 ft (19.2 m) and a deck 49 ft wide.

Who owns N47 over 6th Street?

It is owned by the State Highway Agency.