FHWA NBI 2024 Inspection record Public-domain dataset

VT 00030 ML

Carrying VT 00030 ML over OTTER CREEK

0.2 MI S JCT. U.S.7, Addison, Vermont

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
16 t Inventory load rating

Bridge Snapshot: VT 00030 ML

The VT 00030 ML bridge in Addison, Vermont carries VT 00030 ML over OTTER CREEK. It was built in 1893, making it 133 years old today. The structure is built primarily of masonry and spans 3 sections, stretching 43.3 meters (142 feet) end to end. Daily traffic averages 8,200 vehicles, placing it in the moderately-trafficked tier of Vermont bridges. It is owned and maintained by Town/Township Highway Agency.

The latest FHWA inspection records show culvert at 6/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 16.3 metric tons.

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

How VT 00030 ML compares

▼ 20.4
Load rating vs Vermont average (36.7 t)
Bottom 10%
Lower load rating than 90% of Vermont bridges
146
Bridges in Addison · 4 in Poor condition
VT 00030 ML 16.3 t
Vermont average 36.7 t

Live comparison across Vermont.

Historical Sufficiency Rating

PlainBridge-computed
71.9 / 100 - historical 50–79.9 band
Structural adequacy /55
34.0
Serviceability /30
26.0
Essentiality /15
13.9
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 How the historical reference is calculated.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

Culvert
6/9
Fair (5–6)
Inventory Load Rating
16.3 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1893
Material
Masonry
Number of Spans
3
Structure Length
43.3 m (142 ft)
Deck Width
12.2 m (40 ft)
Owner
Town/Township Highway Agency
Avg Daily Traffic
8,200 vehicles/day
Structure Number
205900010101112

How to read this record

This page shows what the last federal inspection recorded, not whether VT 00030 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 00030 ML against other structures in Addison 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 00030 ML?

VT 00030 ML in Addison, Vermont on the FHWA's 0–9 scale.

How often is VT 00030 ML inspected?

VT 00030 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 8,200 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. VT 00030 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 00030 ML?

VT 00030 ML has an NBI inventory load rating of 16.3 metric tons.

Who is responsible for maintaining VT 00030 ML?

VT 00030 ML is owned and maintained by Town/Township Highway Agency.

How old is VT 00030 ML and does age affect safety?

VT 00030 ML was built in 1893, making it 133 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.