FHWA NBI 2024 Inspection record Public-domain dataset

HICKORY AVE

Carrying HICKORY AVE over CEDAR RIVER

098170806, Mitchell, Iowa

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
19 t Inventory load rating

Bridge Snapshot: HICKORY AVE

The HICKORY AVE bridge in Mitchell, Iowa carries HICKORY AVE over CEDAR RIVER. It was built in 1959, making it 67 years old today. It was last reconstructed in 2017, extending its service life. The structure is built primarily of steel continuous and spans 5 sections, stretching 114.6 meters (376 feet) end to end. Daily traffic averages 403 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 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 19.3 metric tons.

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

How HICKORY AVE compares

▼ 11.6
Load rating vs Iowa average (30.9 t)
Bottom 18%
Lower load rating than 82% of Iowa bridges
160
Bridges in Mitchell · 15 in Poor condition
HICKORY AVE 19.3 t
Iowa average 30.9 t

Live comparison across Iowa.

Historical Sufficiency Rating

PlainBridge-computed
74.3 / 100 - historical 50–79.9 band
Structural adequacy /55
39.6
Serviceability /30
21.0
Essentiality /15
14.7
Special reductions
−1.0

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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
19.3 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1959
Last Reconstructed
2017
Material
Steel Continuous
Number of Spans
5
Structure Length
114.6 m (376 ft)
Deck Width
10.4 m (34 ft)
Owner
County Highway Agency
Avg Daily Traffic
403 vehicles/day
Structure Number
000000000036600

Condition Analysis

  • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
  • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
  • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.

How to read this record

This page shows what the last federal inspection recorded, not whether HICKORY AVE is safe to cross today. Here is how to use it.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Learn how the 0–9 condition scale and Good/Fair/Poor categories are defined. How condition ratings work
  • Compare HICKORY AVE against other structures in Mitchell 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 HICKORY AVE?

HICKORY AVE in Mitchell, Iowa has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is HICKORY AVE inspected?

HICKORY AVE'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 403 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. HICKORY AVE is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for HICKORY AVE?

HICKORY AVE has an NBI inventory load rating of 19.3 metric tons.

Who is responsible for maintaining HICKORY AVE?

HICKORY AVE is owned and maintained by County Highway Agency.

How old is HICKORY AVE and does age affect safety?

HICKORY AVE was built in 1959, making it 67 years old and last reconstructed in 2017.

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.