US Bridges

CO RD 437/FAS 1705 over Spring Creek

Fair

Dawson County, Nebraska · Ejct US30/N21 1.7S 4E · Structure no. C002405905

Built
1935
90 years old, rebuilt 1987
Condition
Fair
inspected October 2023
Type
Channel Beam
Concrete
Length
40 ft
1 main span
Daily traffic
95
2003 count
Owner
County
County Highway Agency

About this bridge

CO RD 437/FAS 1705 over Spring Creek is a concrete channel beam carrying CO RD 437/FAS 1705 over Spring Creek in Dawson County, Nebraska. It was built in 1935 and reconstructed in 1987, 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 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 95 vehicles a day, projected to reach 161 by 2033. The structure is 40 ft (12.2 m) long and 30 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

Location

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CarriesCO RD 437/FAS 1705
CrossesSpring Creek
LocationEjct US30/N21 1.7S 4E
RouteCounty Highway 1705
CountyDawson County
StateNebraska
Coordinates40.7533, -99.6733
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.5 US tons
Inventory rating28.7 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length40 ft (12.2 m)
Longest span38 ft (11.6 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic95 (2003)
Projected traffic161 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CO RD 437/FAS 1705 over Spring Creek built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1987.

What condition is CO RD 437/FAS 1705 over Spring 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 October 2023.

How much traffic does CO RD 437/FAS 1705 over Spring Creek carry?

About 95 vehicles per day (2003 count).

How long is CO RD 437/FAS 1705 over Spring Creek?

The structure is 40 ft (12.2 m) long with a longest span of 38 ft (11.6 m) and a deck 30 ft wide.

Who owns CO RD 437/FAS 1705 over Spring Creek?

It is owned by the County Highway Agency.