FHWA NBI 2024 Inspection record Public-domain dataset

E35 (200TH ST)

Carrying E35 (200TH ST) over FIELD STREAM

084363001, Carroll, Iowa

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
19 t Inventory load rating

Bridge Snapshot: E35 (200TH ST)

The E35 (200TH ST) bridge in Carroll, Iowa carries E35 (200TH ST) over FIELD STREAM. It was built in 1946, making it 80 years old today. The structure is built primarily of concrete and spans 1 section, stretching 9.5 meters (31 feet) end to end. Daily traffic averages 60 vehicles, placing it in the lower-traffic tier of Iowa bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 5/9, superstructure at 5/9, substructure at 4/9. The weakest component sits in poor condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules. Its NBI inventory load rating is 19.1 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How E35 (200TH ST) compares

▼ 11.8
Load rating vs Iowa average (30.9 t)
Bottom 18%
Lower load rating than 82% of Iowa bridges
223
Bridges in Carroll · 17 in Poor condition
E35 (200TH ST) 19.1 t
Iowa average 30.9 t

Live comparison across Iowa.

Historical Sufficiency Rating

PlainBridge-computed
49.2 / 100 - historical 20–49.9 band
Structural adequacy /55
14.2
Serviceability /30
20.0
Essentiality /15
15.0
Special reductions
0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Deck
5/9
Fair (5–6)
Superstructure
5/9
Fair (5–6)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
19.1 t
NBI inventory level (metric tons)
Overall Condition
Poor

Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.

Structural Details

Year Built
1946
Material
Concrete
Number of Spans
1
Structure Length
9.5 m (31 ft)
Deck Width
6.1 m (20 ft)
Owner
County Highway Agency
Avg Daily Traffic
60 vehicles/day
Structure Number
000000000095860

Condition Analysis

  • At 5/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
  • At 5/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • At 4/9, the substructure (piers and abutments) is in poor shape, with advanced wear flagged for priority repair.

How to read this record

E35 (200TH ST) is in the federal Poor condition category. That is a component-based result, not a closure order.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
  • Compare E35 (200TH ST) against other structures in Carroll and across Iowa. Iowa bridges
  • Noticed visible damage or a safety concern? Report it to the agency that owns the bridge, or call 911 in an emergency. How to report a bridge

Condition codes come straight from the FHWA National Bridge Inventory and are not a real-time safety judgment. Only the owning agency, a state DOT, county, or other owner, can post, restrict, or close a bridge.

Frequently Asked Questions

What do the condition ratings mean for E35 (200TH ST)?

E35 (200TH ST) in Carroll, Iowa has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is E35 (200TH ST) inspected?

E35 (200TH ST)'s responsible agency sets its routine interval under FHWA's risk-based inspection rules; this page does not expose the scheduled interval. It carries about 60 vehicles per day.

What does “structurally deficient” mean in older bridge reports?

FHWA retired that reported status beginning with the 2018 archive. E35 (200TH ST) is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for E35 (200TH ST)?

E35 (200TH ST) has an NBI inventory load rating of 19.1 metric tons.

Who is responsible for maintaining E35 (200TH ST)?

E35 (200TH ST) is owned and maintained by County Highway Agency.

How old is E35 (200TH ST) and does age affect safety?

E35 (200TH ST) was built in 1946, making it 80 years old.

Disclaimer: Bridge condition data is from the FHWA NBI and reflects the last reported inspection. A Poor condition rating is not a live declaration that a bridge is closed or unsafe for travel. For current closure, posting, or safety information, contact the responsible transportation agency.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.