FHWA NBI 2024 Inspection record Public-domain dataset

VT 00015 ML

Carrying VT 00015 ML over ROARING BROOK

7.1 MI E JCT. VT.128, Chittenden, Vermont

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Fair
25 t Inventory load rating Lower than 76% of rated Vermont bridges

VT 00015 ML in Chittenden, Vermont sits above 24% of rated Vermont bridges on inventory load rating (25 t), while its 1938 build year is earlier than 84% of Chittenden's recorded-year cohort (184 bridges).

VT 00015 ML in Chittenden, Vermont is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1938, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 5. The lowest applicable rating sets the federal condition category, so this Fair 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 VT:200030001104152

PRE-1950 · STEEL · SINGLE-SPAN · DECK-LED · ARTERIAL-ADT · STANDARD-LOAD · CAT-FAIR

  • PRE-1950 Pre-1950
  • STEEL Steel
  • SINGLE-SPAN Single span
  • DECK-LED Deck-led
  • ARTERIAL-ADT Arterial ADT
  • STANDARD-LOAD Standard load
  • CAT-FAIR Fair

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: VT 00015 ML

The VT 00015 ML bridge in Chittenden, Vermont carries VT 00015 ML over ROARING BROOK. It was built in 1938, making it 88 years old today. It was last reconstructed in 1972, extending its service life. The structure is built primarily of steel and spans 1 section, stretching 19.2 meters (63 feet) end to end. Daily traffic averages 8,100 vehicles, placing it in the moderately-trafficked tier of Vermont bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 5/9, superstructure at 6/9, substructure at 6/9. The weakest component sits in fair condition. All reported major components score above the Poor range.

How VT 00015 ML compares

▼ 12.0
Load rating vs Vermont average (37.4 t; 2,861 of 2,862 rated)
184
Bridges in Chittenden · 4 in Poor condition

Age against the county: built in 1938, earlier than 154 of Chittenden's 184 bridges with a recorded construction year (84%), against a county median build year of 1964. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

VT 00015 ML 25.4 t
Vermont average (2,861 of 2,862 rated) 37.4 t

Live comparison across Vermont bridges with a recorded inventory load rating (2,861 of 2,862 rated).

VT 00015 ML vs every rated Vermont bridge

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

25 Top 76% higher than 24% of 2,861 bridges

rated Vermont 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
5/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
25.4 t
NBI inventory level (metric tons)
Overall Condition
Fair

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.

Chittenden inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 184 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
1938
Last Reconstructed
1972
Material
Steel
Number of Spans
1
Structure Length
19.2 m (63 ft)
Deck Width
10.1 m (33 ft)
Owner
State Highway Agency
Avg Daily Traffic
8,100 vehicles/day
Structure Number
200030001104152

Condition Analysis

  • The deck (driving surface) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • The superstructure (beams and supports above the deck) rates fair at 6/9, minor deterioration that routine maintenance should address.
  • The substructure (piers and abutments) rates fair at 6/9, minor deterioration that routine maintenance should address.

How to read this record

This page shows what the last federal inspection recorded, not whether VT 00015 ML 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 VT 00015 ML against other structures in Chittenden and across Vermont. Vermont 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 VT 00015 ML?

VT 00015 ML in Chittenden, Vermont has a deck rating of 5/9, superstructure rating of 6/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is VT 00015 ML inspected?

VT 00015 ML'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 8,100 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. VT 00015 ML is currently shown as Fair condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for VT 00015 ML?

VT 00015 ML has an NBI inventory load rating of 25.4 metric tons.

Who is responsible for maintaining VT 00015 ML?

VT 00015 ML is owned and maintained by State Highway Agency.

How old is VT 00015 ML and does age affect safety?

VT 00015 ML was built in 1938, making it 88 years old and last reconstructed in 1972.

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.