US Bridges

3rd ST over Perry Creek Conduit

Good

Woodbury County, Iowa · N of Jct. I-29 & US77 · Structure no. 000000000505130

Built
2013
12 years old
Condition
Good
inspected April 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
78 ft
1 main span
Daily traffic
7,065
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

3rd ST over Perry Creek Conduit is a prestressed concrete stringer/multi-beam or girder carrying 3rd ST over Perry Creek Conduit in Woodbury County, Iowa. It was built in 2013, so it is 12 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 7,065 vehicles a day, roughly 2% of them trucks, projected to reach 7,065 by 2042. The structure is 78 ft (23.9 m) long and 89 ft wide.

Carries3rd ST
CrossesPerry Creek Conduit
LocationN of Jct. I-29 & US77
RouteCity Street 0
StateIowa
Coordinates42.49315, -96.41119
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionApril 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length78 ft (23.9 m)
Longest span75 ft (22.9 m)
Deck width89 ft (27 m)
Roadway width73 ft (22.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,065 (2022)
Projected traffic7,065 by 2042
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 3rd ST over Perry Creek Conduit built?

It was built in 2013, making it 12 years old in 2025.

What condition is 3rd ST over Perry Creek Conduit 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 April 2021.

How much traffic does 3rd ST over Perry Creek Conduit carry?

About 7,065 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 3rd ST over Perry Creek Conduit?

The structure is 78 ft (23.9 m) long with a longest span of 75 ft (22.9 m) and a deck 89 ft wide.

Who owns 3rd ST over Perry Creek Conduit?

It is owned by the City or Municipal Highway Agency.