US Bridges

J 52 280th ST over Dickenson Branch

Good

Decatur County, Iowa · 067260403 · Structure no. 000000000136381

Built
2018
7 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
61 ft
1 main span
Daily traffic
103
2022 count
Owner
County
County Highway Agency

About this bridge

J 52 280th ST over Dickenson Branch is a steel stringer/multi-beam or girder carrying J 52 280th ST over Dickenson Branch in Decatur County, Iowa. It was built in 2018, so it is 7 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 103 vehicles a day, projected to reach 103 by 2043. The structure is 61 ft (18.6 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesJ 52 280th ST
CrossesDickenson Branch
Location067260403
RouteCounty Highway 0
CountyDecatur County
StateIowa
Coordinates40.63833, -93.84892
Functional classRural 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 inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.9 US tons
Inventory rating29.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length61 ft (18.6 m)
Longest span60 ft (18.3 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic103 (2022)
Projected traffic103 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was J 52 280th ST over Dickenson Branch built?

It was built in 2018, making it 7 years old in 2025.

What condition is J 52 280th ST over Dickenson Branch 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 November 2023.

How much traffic does J 52 280th ST over Dickenson Branch carry?

About 103 vehicles per day (2022 count).

How long is J 52 280th ST over Dickenson Branch?

The structure is 61 ft (18.6 m) long with a longest span of 60 ft (18.3 m) and a deck 25 ft wide.

Who owns J 52 280th ST over Dickenson Branch?

It is owned by the County Highway Agency.