FHWA NBI 2024 Inspection record Public-domain dataset

SE 5TH ST

Carrying SE 5TH ST over YEADER CREEK

078242700, Polk, Iowa

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
34 t Inventory load rating

Bridge Snapshot: SE 5TH ST

The SE 5TH ST bridge in Polk, Iowa carries SE 5TH ST over YEADER CREEK. It was built in 1976, making it 50 years old today. It was last reconstructed in 2008, extending its service life. The structure is built primarily of concrete continuous and spans 3 sections, stretching 35.4 meters (116 feet) end to end. Daily traffic averages 4,717 vehicles, placing it in the moderately-trafficked tier of Iowa bridges. It is owned and maintained by City/Municipal Highway Agency.

The latest FHWA inspection records show a deck rating of 4/9, superstructure at 4/9, substructure at 7/9. The weakest component sits in poor condition. Because at least one major component scores 4 or lower, this bridge falls in FHWA's Poor condition category. That category is not a closure order. Its NBI inventory load rating is 33.6 metric tons.

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

How SE 5TH ST compares

▲ 2.7
Load rating vs Iowa average (30.9 t)
Top 31%
Higher load rating than 69% of Iowa bridges
415
Bridges in Polk · 25 in Poor condition
SE 5TH ST 33.6 t
Iowa average 30.9 t

Live comparison across Iowa.

Historical Sufficiency Rating

PlainBridge-computed
66.0 / 100 - historical 50–79.9 band
Structural adequacy /55
30.0
Serviceability /30
24.0
Essentiality /15
14.0
Special reductions
−2.0

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 How the historical reference is calculated.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
4/9
Poor (1–4)
Superstructure
4/9
Poor (1–4)
Substructure
7/9
Good (7–9)
Inventory Load Rating
33.6 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1976
Last Reconstructed
2008
Material
Concrete Continuous
Number of Spans
3
Structure Length
35.4 m (116 ft)
Deck Width
15.6 m (51 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
4,717 vehicles/day
Structure Number
000000000501400

Condition Analysis

  • At 4/9, the deck (driving surface) is in poor shape, with advanced wear flagged for priority repair.
  • The superstructure (beams and supports above the deck) rates poor at 4/9, advanced deterioration that should be prioritized for repair.
  • The substructure (piers and abutments) rates good at 7/9, with no significant deterioration on file.

How to read this record

SE 5TH 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 SE 5TH ST against other structures in Polk 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 SE 5TH ST?

SE 5TH ST in Polk, Iowa has a deck rating of 4/9, superstructure rating of 4/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is SE 5TH ST inspected?

SE 5TH 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 4,717 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. SE 5TH 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 SE 5TH ST?

SE 5TH ST has an NBI inventory load rating of 33.6 metric tons.

Who is responsible for maintaining SE 5TH ST?

SE 5TH ST is owned and maintained by City/Municipal Highway Agency.

How old is SE 5TH ST and does age affect safety?

SE 5TH ST was built in 1976, making it 50 years old and last reconstructed in 2008.

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.