US Bridges

E35 (200th St) over Field Stream

PoorPosted for load

Carroll County, Iowa · 084363001 · Structure no. 000000000095860

Built
1946
79 years old
Condition
Poor
inspected August 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
31 ft
1 main span
Daily traffic
60
2022 count
Owner
County
County Highway Agency

About this bridge

E35 (200th St) over Field Stream is a concrete stringer/multi-beam or girder carrying E35 (200th St) over Field Stream in Carroll County, Iowa. It was built in 1946, so it is 79 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 60 vehicles a day, projected to reach 60 by 2043. The structure is 31 ft (9.5 m) long and 20 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesE35 (200th St)
CrossesField Stream
Location084363001
RouteCounty Highway 0
StateIowa
Coordinates42.06482, -95.08489
Functional classRural Minor 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 inspectionAugust 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating35.2 US tons
Inventory rating21.1 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length31 ft (9.5 m)
Longest span30 ft (9.1 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2022)
Projected traffic60 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was E35 (200th St) over Field Stream built?

It was built in 1946, making it 79 years old in 2025.

What condition is E35 (200th St) over Field Stream 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 E35 (200th St) over Field Stream carry?

About 60 vehicles per day (2022 count).

How long is E35 (200th St) over Field Stream?

The structure is 31 ft (9.5 m) long with a longest span of 30 ft (9.1 m) and a deck 20 ft wide.

Who owns E35 (200th St) over Field Stream?

It is owned by the County Highway Agency.