FHWA NBI 2024 Inspection record Public-domain dataset

ROUTE 9 SOUTHBOUND

Carrying ROUTE 9 SOUTHBOUND over TURKEY HILL ROAD

0.6 MI N OF ROUTE 82, Middlesex, Connecticut

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
40 t Inventory load rating

Bridge Snapshot: ROUTE 9 SOUTHBOUND

The ROUTE 9 SOUTHBOUND bridge in Middlesex, Connecticut carries ROUTE 9 SOUTHBOUND over TURKEY HILL ROAD. It was built in 1967, making it 59 years old today. The structure is built primarily of prestressed concrete and spans 3 sections, stretching 40.2 meters (132 feet) end to end. Daily traffic averages 15,500 vehicles, placing it in the heavily-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 5/9, substructure 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 40.2 metric tons.

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

How ROUTE 9 SOUTHBOUND compares

▼ 4.7
Load rating vs Connecticut average (44.9 t)
Top 48%
Higher load rating than 52% of Connecticut bridges
304
Bridges in Middlesex · 10 in Poor condition
ROUTE 9 SOUTHBOUND 40.2 t
Connecticut average 44.9 t

Live comparison across Connecticut.

Historical Sufficiency Rating

PlainBridge-computed
84.3 / 100 - historical 80–100 band
Structural adequacy /55
45.0
Serviceability /30
28.0
Essentiality /15
13.3
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 How the historical reference is calculated.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

Deck
7/9
Good (7–9)
Superstructure
5/9
Fair (5–6)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
40.2 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1967
Material
Prestressed Concrete
Number of Spans
3
Structure Length
40.2 m (132 ft)
Deck Width
13.3 m (44 ft)
Owner
State Highway Agency
Avg Daily Traffic
15,500 vehicles/day
Structure Number
03440

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 5/9, 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 ROUTE 9 SOUTHBOUND 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 ROUTE 9 SOUTHBOUND against other structures in Middlesex 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 ROUTE 9 SOUTHBOUND?

ROUTE 9 SOUTHBOUND in Middlesex, Connecticut has a deck rating of 7/9, superstructure rating of 5/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is ROUTE 9 SOUTHBOUND inspected?

ROUTE 9 SOUTHBOUND'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 15,500 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. ROUTE 9 SOUTHBOUND 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 ROUTE 9 SOUTHBOUND?

ROUTE 9 SOUTHBOUND has an NBI inventory load rating of 40.2 metric tons.

Who is responsible for maintaining ROUTE 9 SOUTHBOUND?

ROUTE 9 SOUTHBOUND is owned and maintained by State Highway Agency.

How old is ROUTE 9 SOUTHBOUND and does age affect safety?

ROUTE 9 SOUTHBOUND was built in 1967, making it 59 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.