FHWA NBI 2024 Inspection record Public-domain dataset

BASIN MAIN ROAD

Carrying BASIN MAIN ROAD over MAD RIVER

OLD ROUTE 44, Litchfield, Connecticut

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
45 t Inventory load rating

Bridge Snapshot: BASIN MAIN ROAD

The BASIN MAIN ROAD bridge in Litchfield, Connecticut carries BASIN MAIN ROAD over MAD RIVER. It was built in 1940, making it 86 years old today. The structure is built primarily of steel and spans 1 section, stretching 16.9 meters (55 feet) end to end. Daily traffic averages 42 vehicles, placing it in the lower-traffic tier of Connecticut bridges. It is owned and maintained by State Park/Forest/Reservation.

The latest FHWA inspection records show a deck rating of 5/9, superstructure at 6/9, substructure at 5/9. 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 44.7 metric tons.

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

How BASIN MAIN ROAD compares

▼ 0.2
Load rating vs Connecticut average (44.9 t)
Top 39%
Higher load rating than 61% of Connecticut bridges
466
Bridges in Litchfield · 34 in Poor condition
BASIN MAIN ROAD 44.7 t
Connecticut average 44.9 t

Live comparison across Connecticut.

Historical Sufficiency Rating

PlainBridge-computed
79.6 / 100 - historical 50–79.9 band
Structural adequacy /55
45.0
Serviceability /30
28.0
Essentiality /15
14.6
Special reductions
−8.0

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 How the historical reference is calculated.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
5/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
44.7 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1940
Material
Steel
Number of Spans
1
Structure Length
16.9 m (55 ft)
Deck Width
12.6 m (41 ft)
Owner
State Park/Forest/Reservation
Avg Daily Traffic
42 vehicles/day
Structure Number
06378

Condition Analysis

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

How to read this record

This page shows what the last federal inspection recorded, not whether BASIN MAIN ROAD 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 BASIN MAIN ROAD against other structures in Litchfield 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 BASIN MAIN ROAD?

BASIN MAIN ROAD in Litchfield, Connecticut has a deck rating of 5/9, superstructure rating of 6/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is BASIN MAIN ROAD inspected?

BASIN MAIN ROAD'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 42 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. BASIN MAIN ROAD 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 BASIN MAIN ROAD?

BASIN MAIN ROAD has an NBI inventory load rating of 44.7 metric tons.

Who is responsible for maintaining BASIN MAIN ROAD?

BASIN MAIN ROAD is owned and maintained by State Park/Forest/Reservation.

How old is BASIN MAIN ROAD and does age affect safety?

BASIN MAIN ROAD was built in 1940, making it 86 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.