US Bridges

US20 over Logan Creek

Good

Cedar County, Nebraska · 3W Laurel · Structure no. S020 38797

Built
2014
11 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
152 ft
1 main span
Daily traffic
1,735
2018 count
Owner
State
State Highway Agency

About this bridge

US20 over Logan Creek is a prestressed concrete stringer/multi-beam or girder carrying US20 over Logan Creek in Cedar County, Nebraska. It was built in 2014, so it is 11 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 1,735 vehicles a day, roughly 24% of them trucks, projected to reach 2,256 by 2038. The structure is 152 ft (46.3 m) long and 47 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

CarriesUS20
CrossesLogan Creek
Location3W Laurel
RouteU.S. Route 20
Coordinates42.4218, -97.1662
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.7 US tons
Inventory rating36.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length152 ft (46.3 m)
Longest span150 ft (45.7 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,735 (2018)
Projected traffic2,256 by 2038
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.1 mi (50 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US20 over Logan Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is US20 over Logan 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 September 2024.

How much traffic does US20 over Logan Creek carry?

About 1,735 vehicles per day (2018 count), of which roughly 24% are trucks.

How long is US20 over Logan Creek?

The structure is 152 ft (46.3 m) long with a longest span of 150 ft (45.7 m) and a deck 47 ft wide.

Who owns US20 over Logan Creek?

It is owned by the State Highway Agency.