FHWA NBI 2024 Inspection record Public-domain dataset

C3010

Carrying C3010 over MUDDY BRANCH

0.4 MI TO JCT C3 TH 8, Addison, Vermont

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
7 t Inventory load rating

Bridge Snapshot: C3010

The C3010 bridge in Addison, Vermont carries C3010 over MUDDY BRANCH. It was built in 1824, making it 202 years old today. It was last reconstructed in 1994, extending its service life. The structure is built primarily of wood or timber and spans 1 section, stretching 20.7 meters (68 feet) end to end. Daily traffic averages 10 vehicles, placing it in the lower-traffic tier of Vermont bridges. It is owned and maintained by Town/Township Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 6/9, substructure at 8/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 7.3 metric tons.

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

How C3010 compares

▼ 29.4
Load rating vs Vermont average (36.7 t)
Bottom 2%
Lower load rating than 98% of Vermont bridges
146
Bridges in Addison · 4 in Poor condition
C3010 7.3 t
Vermont average 36.7 t

Live comparison across Vermont.

Historical Sufficiency Rating

PlainBridge-computed
31.7 / 100 - historical 20–49.9 band
Structural adequacy /55
14.1
Serviceability /30
3.0
Essentiality /15
14.6
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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
6/9
Fair (5–6)
Substructure
8/9
Good (7–9)
Inventory Load Rating
7.3 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1824
Last Reconstructed
1994
Material
Wood or Timber
Number of Spans
1
Structure Length
20.7 m (68 ft)
Deck Width
3.7 m (12 ft)
Owner
Town/Township Highway Agency
Avg Daily Traffic
10 vehicles/day
Structure Number
100111002301111

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • 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 good at 8/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether C3010 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 C3010 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 C3010?

C3010 in Addison, Vermont has a deck rating of 7/9, superstructure rating of 6/9, and substructure rating of 8/9 on the FHWA's 0–9 scale.

How often is C3010 inspected?

C3010'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 10 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. C3010 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 C3010?

C3010 has an NBI inventory load rating of 7.3 metric tons.

Who is responsible for maintaining C3010?

C3010 is owned and maintained by Town/Township Highway Agency.

How old is C3010 and does age affect safety?

C3010 was built in 1824, making it 202 years old and last reconstructed in 1994.

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.