US Bridges

Hickoryvalleyrd over West Otter Creek

Poor

Linn County, Iowa · 085071803 · Structure no. 000000000363150

Built
1987
38 years old
Condition
Poor
inspected September 2024
Type
Culvert
Steel
Length
24 ft
5 main spans
Daily traffic
11
2022 count
Owner
County
County Highway Agency

About this bridge

Hickoryvalleyrd over West Otter Creek is a steel culvert carrying Hickoryvalleyrd over West Otter Creek in Linn County, Iowa. It was built in 1987, so it is 38 years old, younger 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 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.

It carries about 11 vehicles a day, projected to reach 11 by 2044. The structure is 24 ft (7.3 m) long.

CarriesHickoryvalleyrd
CrossesWest Otter Creek
Location085071803
RouteCounty Highway 0
StateIowa
Coordinates42.17248, -91.70561
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans5
Design loadHL 93
Structure length24 ft (7.3 m)
Longest span3 ft (0.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11 (2022)
Projected traffic11 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Hickoryvalleyrd over West Otter Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Hickoryvalleyrd over West Otter 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 September 2024.

How much traffic does Hickoryvalleyrd over West Otter Creek carry?

About 11 vehicles per day (2022 count).

How long is Hickoryvalleyrd over West Otter Creek?

The structure is 24 ft (7.3 m) long with a longest span of 3 ft (0.9 m).

Who owns Hickoryvalleyrd over West Otter Creek?

It is owned by the County Highway Agency.