US Bridges

South 108th Road over Stream

PoorPosted for load

Gage County, Nebraska · 2W 3.5N of Filley · Structure no. C003433730

Built
1935
90 years old
Condition
Poor
inspected September 2023
Type
Truss - Thru
Steel
Length
42 ft
1 main span
Daily traffic
10
2003 count
Owner
County
County Highway Agency

About this bridge

South 108th Road over Stream is a steel truss - thru carrying South 108th Road over Stream 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 4 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: posted for load restriction.

It carries about 10 vehicles a day, projected to reach 17 by 2033. The structure is 42 ft (12.8 m) long and 16 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

Location

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CarriesSouth 108th Road
CrossesStream
Location2W 3.5N of Filley
RouteCounty Highway 337
CountyGage County
StateNebraska
Coordinates40.34, -96.5767
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating6.6 US tons
Inventory rating5.5 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1 (+1 approach)
Design loadUnknown
Structure length42 ft (12.8 m)
Longest span31 ft (9.4 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2003)
Projected traffic17 by 2033
Trucks0%
Lanes on structure2
Traffic directionOne-lane bridge for two-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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was South 108th Road over Stream built?

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

What condition is South 108th Road over Stream 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 September 2023.

How much traffic does South 108th Road over Stream carry?

About 10 vehicles per day (2003 count).

How long is South 108th Road over Stream?

The structure is 42 ft (12.8 m) long with a longest span of 31 ft (9.4 m) and a deck 16 ft wide.

Who owns South 108th Road over Stream?

It is owned by the County Highway Agency.