US Bridges

N 33 150th Ave over Br Big Cedar Creek

Good

Pocahontas County, Iowa · 090343602 · Structure no. 000000000278391

Built
2019
6 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
15
2022 count
Owner
County
County Highway Agency

About this bridge

N 33 150th Ave over Br Big Cedar Creek is a concrete culvert carrying N 33 150th Ave over Br Big Cedar Creek in Pocahontas County, Iowa. It was built in 2019, so it is 6 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 15 vehicles a day, projected to reach 15 by 2043. The structure is 23 ft (7 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesN 33 150th Ave
CrossesBr Big Cedar Creek
Location090343602
RouteCounty Highway 0
StateIowa
Coordinates42.56343, -94.81597
Functional classRural Minor 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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating39.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2022)
Projected traffic15 by 2043
Trucks0%
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$30,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was N 33 150th Ave over Br Big Cedar Creek built?

It was built in 2019, making it 6 years old in 2025.

What condition is N 33 150th Ave over Br Big Cedar 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 October 2023.

How much traffic does N 33 150th Ave over Br Big Cedar Creek carry?

About 15 vehicles per day (2022 count).

How long is N 33 150th Ave over Br Big Cedar Creek?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m).

Who owns N 33 150th Ave over Br Big Cedar Creek?

It is owned by the County Highway Agency.