US Bridges

Farm Drive over Branch Elk Creek

PoorPosted for load

Chickasaw County, Iowa · 097132904 · Structure no. 000000000113321

Built
1974
51 years old
Condition
Poor
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
100 ft
2 main spans
Daily traffic
10
2022 count
Owner
County
County Highway Agency

About this bridge

Farm Drive over Branch Elk Creek is a steel stringer/multi-beam or girder carrying Farm Drive over Branch Elk Creek in Chickasaw County, Iowa. It was built in 1974, so it is 51 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 4 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: posted for load restriction.

It carries about 10 vehicles a day, roughly 14% of them trucks, projected to reach 10 by 2043. The structure is 100 ft (30.5 m) long and 20 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesFarm Drive
CrossesBranch Elk Creek
Location097132904
RouteCounty Highway 0
StateIowa
Coordinates43.19124, -92.41662
Functional classRural Major Collector

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating22.8 US tons
Inventory rating17.7 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans2 (+2 approach)
Design loadUnknown
Structure length100 ft (30.5 m)
Longest span28 ft (8.5 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2022)
Projected traffic10 by 2043
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Farm Drive over Branch Elk Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is Farm Drive over Branch Elk Creek 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 March 2023.

How much traffic does Farm Drive over Branch Elk Creek carry?

About 10 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is Farm Drive over Branch Elk Creek?

The structure is 100 ft (30.5 m) long with a longest span of 28 ft (8.5 m) and a deck 20 ft wide.

Who owns Farm Drive over Branch Elk Creek?

It is owned by the County Highway Agency.