US Bridges

M 50 160th Ave over Outlet Creek

Good

Buena Vista County, Iowa · 090362702 · Structure no. 000000000084531

Built
2017
8 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete Continuous
Length
33 ft
3 main spans
Daily traffic
509
2022 count
Owner
County
County Highway Agency

About this bridge

M 50 160th Ave over Outlet Creek is a concrete continuous culvert carrying M 50 160th Ave over Outlet Creek in Buena Vista County, Iowa. It was built in 2017, so it is 8 years old, younger than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 509 vehicles a day, roughly 33% of them trucks, projected to reach 509 by 2044. The structure is 33 ft (10 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesM 50 160th Ave
CrossesOutlet Creek
Location090362702
RouteCounty Highway 0
StateIowa
Coordinates42.58934, -95.09201
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating50.7 US tons
Inventory rating38.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHL 93
Structure length33 ft (10 m)
Longest span10 ft (3.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic509 (2022)
Projected traffic509 by 2044
Trucks33%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was M 50 160th Ave over Outlet Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is M 50 160th Ave over Outlet Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does M 50 160th Ave over Outlet Creek carry?

About 509 vehicles per day (2022 count), of which roughly 33% are trucks.

How long is M 50 160th Ave over Outlet Creek?

The structure is 33 ft (10 m) long with a longest span of 10 ft (3.2 m).

Who owns M 50 160th Ave over Outlet Creek?

It is owned by the County Highway Agency.