US Bridges

Township Road B over Mosquito Creek

PoorPosted for load

Saunders County, Nebraska · 5.5S 1.2E of Ithaca · Structure no. C007805265

Built
1960
65 years old
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
24 ft
1 main span
Daily traffic
50
2003 count
Owner
County
County Highway Agency

About this bridge

Township Road B over Mosquito Creek is a wood or timber stringer/multi-beam or girder carrying Township Road B over Mosquito Creek in Saunders County, Nebraska. It was built in 1960, so it is 65 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 50 vehicles a day, projected to reach 72 by 2033. The structure is 24 ft (7.3 m) long and 16 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

CarriesTownship Road B
CrossesMosquito Creek
Location5.5S 1.2E of Ithaca
RouteCounty Highway 52
Coordinates41.0743, -96.517
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; extensive scour has occurred
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating9.9 US tons
Inventory rating3.3 US tons

Structure

MaterialWood or Timber
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span23 ft (7 m)
Deck width16 ft (5 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2003)
Projected traffic72 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Township Road B over Mosquito Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Township Road B over Mosquito 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 August 2024.

How much traffic does Township Road B over Mosquito Creek carry?

About 50 vehicles per day (2003 count).

How long is Township Road B over Mosquito Creek?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (7 m) and a deck 16 ft wide.

Who owns Township Road B over Mosquito Creek?

It is owned by the County Highway Agency.