US Bridges

Township Road over Milburn-Sargent Canal

PoorPosted for load

Custer County, Nebraska · 2N 1.5W of Sargent · Structure no. C002168705P

Built
1935
90 years old
Condition
Poor
inspected October 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
44 ft
2 main spans
Daily traffic
10
2003 count
Owner
County
County Highway Agency

About this bridge

Township Road over Milburn-Sargent Canal is a wood or timber stringer/multi-beam or girder carrying Township Road over Milburn-Sargent Canal in Custer 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 3 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 44 ft (13.4 m) long and 20 ft wide. If it were closed, the detour would be 620.7 mi (999 km).

Location

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CarriesTownship Road
CrossesMilburn-Sargent Canal
Location2N 1.5W of Sargent
RouteCounty Highway 0P687
CountyCuster County
StateNebraska
Coordinates41.6752, -99.4139
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating25.4 US tons
Inventory rating15.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadUnknown
Structure length44 ft (13.4 m)
Longest span21 ft (6.4 m)
Deck width20 ft (6.1 m)
Roadway width17 ft (5.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2003)
Projected traffic17 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed620.7 mi (999 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 Township Road over Milburn-Sargent Canal built?

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

What condition is Township Road over Milburn-Sargent Canal 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 2024.

How much traffic does Township Road over Milburn-Sargent Canal carry?

About 10 vehicles per day (2003 count).

How long is Township Road over Milburn-Sargent Canal?

The structure is 44 ft (13.4 m) long with a longest span of 21 ft (6.4 m) and a deck 20 ft wide.

Who owns Township Road over Milburn-Sargent Canal?

It is owned by the County Highway Agency.