FHWA NBI 2024 Inspection record Public-domain dataset

IDLE HOUR BLVD

Carrying IDLE HOUR BLVD over GRAND CANAL

WEST OF OAKDALE, Suffolk, New York

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Good
49 t Inventory load rating Higher than 72% of rated New York bridges

IDLE HOUR BLVD in Suffolk, New York sits above 72% of rated New York bridges on inventory load rating (49 t), while its 1979 build year is earlier than 24% of Suffolk's recorded-year cohort (369 bridges).

IDLE HOUR BLVD in Suffolk, New York is rated Good in the FHWA's 2024 National Bridge Inventory. Built in 1979, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 7. The lowest applicable rating sets the federal condition category, so this Good result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.

NBI record plate

Structure NY:000000003300560

INTERSTATE-ERA · STEEL · SINGLE-SPAN · SUB-LED · ARTERIAL-ADT · HEAVY-LOAD · CAT-GOOD

  • INTERSTATE-ERA 1950–1979
  • STEEL Steel
  • SINGLE-SPAN Single span
  • SUB-LED Substructure-led
  • ARTERIAL-ADT Arterial ADT
  • HEAVY-LOAD Heavy load
  • CAT-GOOD Good

Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.

Bridge Snapshot: IDLE HOUR BLVD

The IDLE HOUR BLVD bridge in Suffolk, New York carries IDLE HOUR BLVD over GRAND CANAL. It was built in 1979, making it 47 years old today. The structure is built primarily of steel and spans 1 section, stretching 12.2 meters (40 feet) end to end. Daily traffic averages 3,178 vehicles, placing it in the moderately-trafficked tier of New York bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 8/9, superstructure at 8/9, 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.

How IDLE HOUR BLVD compares

▲ 7.3
Load rating vs New York average (41.7 t; 17,641 of 17,642 rated)
369
Bridges in Suffolk · 5 in Poor condition

Age against the county: built in 1979, earlier than 88 of Suffolk's 369 bridges with a recorded construction year (24%), against a county median build year of 1968. This is one of the newer structures in its county.

IDLE HOUR BLVD 49.0 t
New York average (17,641 of 17,642 rated) 41.7 t

Live comparison across New York bridges with a recorded inventory load rating (17,641 of 17,642 rated).

IDLE HOUR BLVD vs every rated New York bridge

Inventory load rating (metric tons), FHWA NBI, this state

49 Top 28% higher than 72% of 17,641 bridges

rated New York bridges, bucketed by value

Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source FHWA National Bridge Inventory · August 2026

Condition Ratings

Deck
8/9
Good (7–9)
Superstructure
8/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
49.0 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.

Suffolk inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 369 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.

Structural Details

Year Built
1979
Material
Steel
Number of Spans
1
Structure Length
12.2 m (40 ft)
Deck Width
9.8 m (32 ft)
Owner
County Highway Agency
Avg Daily Traffic
3,178 vehicles/day
Structure Number
000000003300560

Condition Analysis

  • At 8/9, the deck (driving surface) is in good shape and shows no significant wear.
  • The superstructure (beams and supports above the deck) rates good at 8/9, with no significant deterioration on file.
  • The substructure (piers and abutments) is in good condition (7/9), showing no significant deterioration.

How to read this record

This page shows what the last federal inspection recorded, not whether IDLE HOUR BLVD 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 IDLE HOUR BLVD against other structures in Suffolk and across New York. New York 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 IDLE HOUR BLVD?

IDLE HOUR BLVD in Suffolk, New York has a deck rating of 8/9, superstructure rating of 8/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is IDLE HOUR BLVD inspected?

IDLE HOUR BLVD'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 3,178 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. IDLE HOUR BLVD 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 IDLE HOUR BLVD?

IDLE HOUR BLVD has an NBI inventory load rating of 49.0 metric tons.

Who is responsible for maintaining IDLE HOUR BLVD?

IDLE HOUR BLVD is owned and maintained by County Highway Agency.

How old is IDLE HOUR BLVD and does age affect safety?

IDLE HOUR BLVD was built in 1979, making it 47 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

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Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.

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Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.