FHWA NBI 2024 Inspection record Public-domain dataset

US ROUTE 6

Carrying US ROUTE 6 over CEDAR SWAMP BROOK

1 MILE WEST OF ROUTE 97, Windham, Connecticut

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
27 t Inventory load rating

Bridge Snapshot: US ROUTE 6

The US ROUTE 6 bridge in Windham, Connecticut carries US ROUTE 6 over CEDAR SWAMP BROOK. It was built in 1993, making it 33 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 9.8 meters (32 feet) end to end. Daily traffic averages 9,000 vehicles, placing it in the moderately-trafficked tier of Connecticut bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 26.6 metric tons.

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

How US ROUTE 6 compares

▼ 18.3
Load rating vs Connecticut average (44.9 t)
Bottom 8%
Lower load rating than 92% of Connecticut bridges
264
Bridges in Windham · 22 in Poor condition
US ROUTE 6 26.6 t
Connecticut average 44.9 t

Live comparison across Connecticut.

Historical Sufficiency Rating

PlainBridge-computed
81.7 / 100 - historical 80–100 band
Structural adequacy /55
50.5
Serviceability /30
24.0
Essentiality /15
7.3
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 How the historical reference is calculated.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
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
26.6 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1993
Material
Prestressed Concrete
Number of Spans
1
Structure Length
9.8 m (32 ft)
Deck Width
13.3 m (44 ft)
Owner
State Highway Agency
Avg Daily Traffic
9,000 vehicles/day
Structure Number
06292

Condition Analysis

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

How to read this record

This page shows what the last federal inspection recorded, not whether US ROUTE 6 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 US ROUTE 6 against other structures in Windham and across Connecticut. Connecticut 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 US ROUTE 6?

US ROUTE 6 in Windham, Connecticut has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is US ROUTE 6 inspected?

US ROUTE 6'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 9,000 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. US ROUTE 6 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 US ROUTE 6?

US ROUTE 6 has an NBI inventory load rating of 26.6 metric tons.

Who is responsible for maintaining US ROUTE 6?

US ROUTE 6 is owned and maintained by State Highway Agency.

How old is US ROUTE 6 and does age affect safety?

US ROUTE 6 was built in 1993, making it 33 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.