US Bridges

Bluff ST over Perry Creek

Good

Woodbury County, Iowa · 000000000 · Structure no. 000000000505125

Built
2010
15 years old
Condition
Good
inspected April 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
216 ft
3 main spans
Daily traffic
1,181
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Bluff ST over Perry Creek is a prestressed concrete stringer/multi-beam or girder carrying Bluff ST over Perry Creek in Woodbury County, Iowa. It was built in 2010, so it is 15 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 1,181 vehicles a day, projected to reach 1,181 by 2043. The structure is 216 ft (65.8 m) long and 57 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesBluff ST
CrossesPerry Creek
Location000000000
RouteCity Street 0
CountyWoodbury County
StateIowa
Coordinates42.50101, -96.40972
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating89.6 US tons
Inventory rating42.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length216 ft (65.8 m)
Longest span76 ft (23.2 m)
Deck width57 ft (17.3 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,181 (2022)
Projected traffic1,181 by 2043
Trucks0%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Bluff ST over Perry Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is Bluff ST over Perry 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 April 2022.

How much traffic does Bluff ST over Perry Creek carry?

About 1,181 vehicles per day (2022 count).

How long is Bluff ST over Perry Creek?

The structure is 216 ft (65.8 m) long with a longest span of 76 ft (23.2 m) and a deck 57 ft wide.

Who owns Bluff ST over Perry Creek?

It is owned by the City or Municipal Highway Agency.