US Bridges

Nest Ave over Otter Creek Overflow

PoorClosed to traffic

Osceola County, Iowa · 098422802 · Structure no. 000000000262840

Built
1954
71 years old
Condition
Poor
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
100 ft
4 main spans
Daily traffic
103
2022 count
Owner
County
County Highway Agency

About this bridge

Nest Ave over Otter Creek Overflow is a steel stringer/multi-beam or girder carrying Nest Ave over Otter Creek Overflow in Osceola County, Iowa. It was built in 1954, so it is 71 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 0 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: closed to all traffic.

It carries about 103 vehicles a day, roughly 32% of them trucks, projected to reach 103 by 2044. The structure is 100 ft (30.5 m) long and 22 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesNest Ave
CrossesOtter Creek Overflow
Location098422802
RouteCounty Highway 0
StateIowa
Coordinates43.27273, -95.82277
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
Deck0 FailedOut of service and beyond corrective action.
Superstructure0 FailedOut of service and beyond corrective action.
Substructure0 FailedOut of service and beyond corrective action.
Channel and channel protection0 FailedOut of service and beyond corrective action.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourFoundations stable; scour above top of footing
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating0 US tons
Inventory rating0 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span24 ft (7.3 m)
Deck width22 ft (6.7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic103 (2022)
Projected traffic103 by 2044
Trucks32%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Nest Ave over Otter Creek Overflow built?

It was built in 1954, making it 71 years old in 2025.

What condition is Nest Ave over Otter Creek Overflow 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 November 2024.

How much traffic does Nest Ave over Otter Creek Overflow carry?

About 103 vehicles per day (2022 count), of which roughly 32% are trucks.

How long is Nest Ave over Otter Creek Overflow?

The structure is 100 ft (30.5 m) long with a longest span of 24 ft (7.3 m) and a deck 22 ft wide.

Who owns Nest Ave over Otter Creek Overflow?

It is owned by the County Highway Agency.