US Bridges

570th ST over Pitcher 153

PoorClosed to traffic

Cherokee County, Iowa · 091392001 · Structure no. 000000000365730

Built
1900
125 years old
Condition
Poor
inspected August 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
22 ft
1 main span
Daily traffic
11
2022 count
Owner
County
County Highway Agency

About this bridge

570th ST over Pitcher 153 is a wood or timber stringer/multi-beam or girder carrying 570th ST over Pitcher 153 in Cherokee County, Iowa. It was built in 1900, so it is 125 years old, older 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 0 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. Its operating status is: closed to all traffic.

It carries about 11 vehicles a day, projected to reach 11 by 2043. The structure is 22 ft (6.7 m) long and 19 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
Carries570th ST
CrossesPitcher 153
Location091392001
RouteCounty Highway 0
CountyCherokee County
StateIowa
Coordinates42.69146, -95.4697
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
Deck0 FailedOut of service and beyond corrective action.
Superstructure0 FailedOut of service and beyond corrective action.
Substructure0 FailedOut of service and beyond corrective action.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourFoundations stable; scour above top of footing
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating0 US tons
Inventory rating0 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length22 ft (6.7 m)
Longest span21 ft (6.4 m)
Deck width19 ft (5.9 m)
Roadway width19 ft (5.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11 (2022)
Projected traffic11 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$426,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 570th ST over Pitcher 153 built?

It was built in 1900, making it 125 years old in 2025.

What condition is 570th ST over Pitcher 153 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 August 2023.

How much traffic does 570th ST over Pitcher 153 carry?

About 11 vehicles per day (2022 count).

How long is 570th ST over Pitcher 153?

The structure is 22 ft (6.7 m) long with a longest span of 21 ft (6.4 m) and a deck 19 ft wide.

Who owns 570th ST over Pitcher 153?

It is owned by the County Highway Agency.