FHWA NBI 2024 Inspection record Public-domain dataset

EAST HADDAM - COLC

Carrying EAST HADDAM - COLC over MOODUS RESERVOIR

2.9 MI E OF ROUTE 151, Middlesex, Connecticut

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
36 t Inventory load rating

Bridge Snapshot: EAST HADDAM - COLC

The EAST HADDAM - COLC bridge in Middlesex, Connecticut carries EAST HADDAM - COLC over MOODUS RESERVOIR. It was built in 2000, making it 26 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 9.4 meters (31 feet) end to end. Daily traffic averages 2,300 vehicles, placing it in the moderately-trafficked tier of Connecticut bridges. It is owned and maintained by Town/Township Highway Agency.

The latest FHWA inspection records show a deck rating of 6/9, 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 36.0 metric tons.

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

How EAST HADDAM - COLC compares

▼ 8.9
Load rating vs Connecticut average (44.9 t)
Bottom 41%
Lower load rating than 59% of Connecticut bridges
304
Bridges in Middlesex · 10 in Poor condition
EAST HADDAM - COLC 36.0 t
Connecticut average 44.9 t

Live comparison across Connecticut.

Historical Sufficiency Rating

PlainBridge-computed
85.4 / 100 - historical 80–100 band
Structural adequacy /55
45.0
Serviceability /30
28.0
Essentiality /15
14.4
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
36.0 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
2000
Material
Prestressed Concrete
Number of Spans
1
Structure Length
9.4 m (31 ft)
Deck Width
11.9 m (39 ft)
Owner
Town/Township Highway Agency
Avg Daily Traffic
2,300 vehicles/day
Structure Number
04647

Condition Analysis

  • The deck (driving surface) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
  • 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 EAST HADDAM - COLC 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 EAST HADDAM - COLC 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 EAST HADDAM - COLC?

EAST HADDAM - COLC in Middlesex, Connecticut has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is EAST HADDAM - COLC inspected?

EAST HADDAM - COLC'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 2,300 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. EAST HADDAM - COLC 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 EAST HADDAM - COLC?

EAST HADDAM - COLC has an NBI inventory load rating of 36.0 metric tons.

Who is responsible for maintaining EAST HADDAM - COLC?

EAST HADDAM - COLC is owned and maintained by Town/Township Highway Agency.

How old is EAST HADDAM - COLC and does age affect safety?

EAST HADDAM - COLC was built in 2000, making it 26 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.