US Bridges

Road a over Gremlin Creek

Good

Harlan County, Nebraska · Harlan County Lake · Structure no. CEPNWKNE0000018

Built
1949
76 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
350
2024 count
Owner
Federal
Corps of Engineers (Civil)

About this bridge

Road a over Gremlin Creek is a concrete culvert carrying Road a over Gremlin Creek in Harlan County, Nebraska. It was built in 1949, so it is 76 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 350 vehicles a day, roughly 10% of them trucks, projected to reach 350 by 2042. The structure is 21 ft (6.3 m) long and 23 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesRoad a
CrossesGremlin Creek
LocationHarlan County Lake
RouteCounty Highway 0
Coordinates40.09744, -99.21646
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.3 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width23 ft (7 m)
Roadway width23 ft (7 m)
Vertical clearance over deck100 ft (30.4 m)

Traffic and service

Average daily traffic350 (2024)
Projected traffic350 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCorps of Engineers (Civil)
Maintained byCorps of Engineers (Civil)
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$66,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Road a over Gremlin Creek built?

It was built in 1949, making it 76 years old in 2025.

What condition is Road a over Gremlin 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 May 2024.

How much traffic does Road a over Gremlin Creek carry?

About 350 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Road a over Gremlin Creek?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m) and a deck 23 ft wide.

Who owns Road a over Gremlin Creek?

It is owned by the Corps of Engineers (Civil).