FHWA NBI 2024 Inspection record Public-domain dataset

ROUTE 9 RAMP 006

Carrying ROUTE 9 RAMP 006 over MUD RIVER

500 FT S OF ROUTE 153, Middlesex, Connecticut

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
43 t Inventory load rating

Bridge Snapshot: ROUTE 9 RAMP 006

The ROUTE 9 RAMP 006 bridge in Middlesex, Connecticut carries ROUTE 9 RAMP 006 over MUD RIVER. It was built in 1966, making it 60 years old today. The structure is built primarily of concrete continuous and spans 2 sections, stretching 6.4 meters (21 feet) end to end. Daily traffic averages 4,405 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 culvert 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 43.4 metric tons.

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

How ROUTE 9 RAMP 006 compares

▼ 1.5
Load rating vs Connecticut average (44.9 t)
Top 42%
Higher load rating than 58% of Connecticut bridges
304
Bridges in Middlesex · 10 in Poor condition
ROUTE 9 RAMP 006 43.4 t
Connecticut average 44.9 t

Live comparison across Connecticut.

Historical Sufficiency Rating

PlainBridge-computed
99.6 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
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 How the historical reference is calculated.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

Culvert
7/9
Good (7–9)
Inventory Load Rating
43.4 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1966
Material
Concrete Continuous
Number of Spans
2
Structure Length
6.4 m (21 ft)
Owner
State Highway Agency
Avg Daily Traffic
4,405 vehicles/day
Structure Number
03340

How to read this record

This page shows what the last federal inspection recorded, not whether ROUTE 9 RAMP 006 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 RAMP 006 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 RAMP 006?

ROUTE 9 RAMP 006 in Middlesex, Connecticut on the FHWA's 0–9 scale.

How often is ROUTE 9 RAMP 006 inspected?

ROUTE 9 RAMP 006'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 4,405 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. ROUTE 9 RAMP 006 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 ROUTE 9 RAMP 006?

ROUTE 9 RAMP 006 has an NBI inventory load rating of 43.4 metric tons.

Who is responsible for maintaining ROUTE 9 RAMP 006?

ROUTE 9 RAMP 006 is owned and maintained by State Highway Agency.

How old is ROUTE 9 RAMP 006 and does age affect safety?

ROUTE 9 RAMP 006 was built in 1966, making it 60 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.