US Bridges

S. 120th Road over Shaw Creek

PoorClosed to traffic

Gage County, Nebraska · 2W of Adams · Structure no. C003433950

Built
1935
90 years old
Condition
Poor
inspected October 2017
Type
Truss - Thru
Steel
Length
52 ft
1 main span
Daily traffic
35
2003 count
Owner
County
County Highway Agency

About this bridge

S. 120th Road over Shaw Creek is a steel truss - thru carrying S. 120th Road over Shaw Creek in Gage County, Nebraska. It was built in 1935, so it is 90 years old, older than the Nebraska average of 47.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 0 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: closed to all traffic.

It carries about 35 vehicles a day, projected to reach 59 by 2033. The structure is 52 ft (15.8 m) long and 16 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

Location

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CarriesS. 120th Road
CrossesShaw Creek
Location2W of Adams
RouteCounty Highway 339
CountyGage County
StateNebraska
Coordinates40.46, -96.5583
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck0 FailedOut of service and beyond corrective action.
Superstructure0 FailedOut of service and beyond corrective action.
Substructure0 FailedOut of service and beyond corrective action.
Channel and channel protection0 FailedOut of service and beyond corrective action.
Last inspectionOctober 2017
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry8: Equal to present desirable criteria
Waterway adequacy0: Immediate repair necessary to put back in service
Approach roadway alignment0: Immediate repair necessary to put back in service
Operating rating0 US tons
Inventory rating0 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length52 ft (15.8 m)
Longest span50 ft (15.2 m)
Deck width16 ft (4.8 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2003)
Projected traffic59 by 2033
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18.6 mi (30 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was S. 120th Road over Shaw Creek built?

It was built in 1935, making it 90 years old in 2025.

What condition is S. 120th Road over Shaw Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2017.

How much traffic does S. 120th Road over Shaw Creek carry?

About 35 vehicles per day (2003 count).

How long is S. 120th Road over Shaw Creek?

The structure is 52 ft (15.8 m) long with a longest span of 50 ft (15.2 m) and a deck 16 ft wide.

Who owns S. 120th Road over Shaw Creek?

It is owned by the County Highway Agency.