FHWA NBI 2024 Inspection record Public-domain dataset

W 36TH ST S

Carrying W 36TH ST S over BUCK CREEK

078191908, Jasper, Iowa

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor

Bridge Snapshot: W 36TH ST S

The W 36TH ST S bridge in Jasper, Iowa carries W 36TH ST S over BUCK CREEK. It was built in 1928, making it 98 years old today. The structure is built primarily of steel and spans 2 sections, stretching 18.3 meters (60 feet) end to end. Daily traffic averages 91 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 0/9, superstructure at 0/9, substructure at 0/9. The weakest component sits in critical 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.

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

How W 36TH ST S compares

321
Bridges in Jasper · 107 in Poor condition

Live comparison across Iowa.

Historical Sufficiency Rating

PlainBridge-computed
31.0 / 100 - historical 20–49.9 band
Structural adequacy /55
0.0
Serviceability /30
16.0
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 How the historical reference is calculated.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
0/9
Failed (0)
Superstructure
0/9
Failed (0)
Substructure
0/9
Failed (0)
Overall Condition
Poor

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

Structural Details

Year Built
1928
Material
Steel
Number of Spans
2
Structure Length
18.3 m (60 ft)
Deck Width
8.7 m (29 ft)
Owner
County Highway Agency
Avg Daily Traffic
91 vehicles/day
Structure Number
000000000195675

Condition Analysis

  • The deck (driving surface) is in critical condition (0/9), with severe deterioration requiring urgent attention.
  • The superstructure (beams and supports above the deck) is in critical condition (0/9), with severe deterioration requiring urgent attention.
  • At 0/9, the substructure (piers and abutments) is in critical shape, with severe wear requiring urgent action.

How to read this record

W 36TH ST S 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 W 36TH ST S against other structures in Jasper 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 W 36TH ST S?

W 36TH ST S in Jasper, Iowa has a deck rating of 0/9, superstructure rating of 0/9, and substructure rating of 0/9 on the FHWA's 0–9 scale.

How often is W 36TH ST S inspected?

W 36TH ST S'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 91 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. W 36TH ST S 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 W 36TH ST S?

An inventory load rating is not recorded for W 36TH ST S.

Who is responsible for maintaining W 36TH ST S?

W 36TH ST S is owned and maintained by County Highway Agency.

How old is W 36TH ST S and does age affect safety?

W 36TH ST S was built in 1928, making it 98 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.