US Bridges

190th Ave over Trib to Dickersons Branc

Fair

Decatur County, Iowa · 067261002 · Structure no. 000000000136422

Built
2023
2 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
62 ft
1 main span
Daily traffic
79
2022 count
Owner
County
County Highway Agency

About this bridge

190th Ave over Trib to Dickersons Branc is a steel stringer/multi-beam or girder carrying 190th Ave over Trib to Dickersons Branc in Decatur County, Iowa. It was built in 2023, so it is 2 years old, younger than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 79 vehicles a day, roughly 27% of them trucks, projected to reach 79 by 2043. The structure is 62 ft (18.9 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
Carries190th Ave
CrossesTrib to Dickersons Branc
Location067261002
RouteCounty Highway 0
CountyDecatur County
StateIowa
Coordinates40.61594, -93.84386
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure9 ExcellentNo 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 geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating93 US tons
Inventory rating55.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length62 ft (18.9 m)
Longest span61 ft (18.6 m)
Deck width29 ft (8.8 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic79 (2022)
Projected traffic79 by 2043
Trucks27%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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$30,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 190th Ave over Trib to Dickersons Branc built?

It was built in 2023, making it 2 years old in 2025.

What condition is 190th Ave over Trib to Dickersons Branc in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2023.

How much traffic does 190th Ave over Trib to Dickersons Branc carry?

About 79 vehicles per day (2022 count), of which roughly 27% are trucks.

How long is 190th Ave over Trib to Dickersons Branc?

The structure is 62 ft (18.9 m) long with a longest span of 61 ft (18.6 m) and a deck 29 ft wide.

Who owns 190th Ave over Trib to Dickersons Branc?

It is owned by the County Highway Agency.