US Bridges

Township Road over Mud Creek

PoorPosted for load

Custer County, Nebraska · 3E 1S of Mason City #616 · Structure no. C002157605

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

About this bridge

Township Road over Mud Creek is a wood or timber stringer/multi-beam or girder carrying Township Road over Mud Creek 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 93 ft (28.3 m) long and 16 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

CarriesTownship Road
CrossesMud Creek
Location3E 1S of Mason City #616
RouteCounty Highway 576
Coordinates41.206, -99.229
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.
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; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating9.9 US tons
Inventory rating5.5 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadUnknown
Structure length93 ft (28.3 m)
Longest span32 ft (9.8 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2003)
Projected traffic17 by 2033
Trucks0%
Lanes on structure1
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 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 Mud Creek built?

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

What condition is Township Road over Mud 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 2024.

How much traffic does Township Road over Mud Creek carry?

About 10 vehicles per day (2003 count).

How long is Township Road over Mud Creek?

The structure is 93 ft (28.3 m) long with a longest span of 32 ft (9.8 m) and a deck 16 ft wide.

Who owns Township Road over Mud Creek?

It is owned by the County Highway Agency.