US Bridges

Road 20 over Cottonwood Creek

Fair

Saunders County, Nebraska · 1.6S 2E of Malmo · Structure no. C007802530

Built
2019
6 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
104 ft
1 main span
Daily traffic
40
2003 count
Owner
County
County Highway Agency

About this bridge

Road 20 over Cottonwood Creek is a prestressed concrete stringer/multi-beam or girder carrying Road 20 over Cottonwood Creek in Saunders County, Nebraska. It was built in 2019, so it is 6 years old, younger than the Nebraska average of 47.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 40 vehicles a day, projected to reach 58 by 2033. The structure is 104 ft (31.7 m) long and 30 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

Location

Open in Google Maps
CarriesRoad 20
CrossesCottonwood Creek
Location1.6S 2E of Malmo
RouteCounty Highway 25
CountySaunders County
StateNebraska
Coordinates41.241, -96.679
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating52.9 US tons
Inventory rating37.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length104 ft (31.7 m)
Longest span100 ft (30.5 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2003)
Projected traffic58 by 2033
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Road 20 over Cottonwood Creek built?

It was built in 2019, making it 6 years old in 2025.

What condition is Road 20 over Cottonwood Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does Road 20 over Cottonwood Creek carry?

About 40 vehicles per day (2003 count).

How long is Road 20 over Cottonwood Creek?

The structure is 104 ft (31.7 m) long with a longest span of 100 ft (30.5 m) and a deck 30 ft wide.

Who owns Road 20 over Cottonwood Creek?

It is owned by the County Highway Agency.