FHWA NBI 2024 Inspection record Public-domain dataset

STERLING HILL ROAD

Carrying STERLING HILL ROAD over EKONK BROOK

575 FT EAST OF GENDRON RD, Windham, Connecticut

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
44 t Inventory load rating

Bridge Snapshot: STERLING HILL ROAD

The STERLING HILL ROAD bridge in Windham, Connecticut carries STERLING HILL ROAD over EKONK BROOK. It was built in 2012, making it 14 years old today. The structure is built primarily of concrete and spans 1 section, stretching 14.3 meters (47 feet) end to end. Daily traffic averages 1,358 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 5/9, superstructure at 5/9, substructure at 8/9. 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 44.1 metric tons.

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

How STERLING HILL ROAD compares

▼ 0.8
Load rating vs Connecticut average (44.9 t)
Top 40%
Higher load rating than 60% of Connecticut bridges
264
Bridges in Windham · 22 in Poor condition
STERLING HILL ROAD 44.1 t
Connecticut average 44.9 t

Live comparison across Connecticut.

Historical Sufficiency Rating

PlainBridge-computed
70.5 / 100 - historical 50–79.9 band
Structural adequacy /55
45.0
Serviceability /30
11.0
Essentiality /15
14.5
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 How the historical reference is calculated.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
5/9
Fair (5–6)
Superstructure
5/9
Fair (5–6)
Substructure
8/9
Good (7–9)
Inventory Load Rating
44.1 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
2012
Material
Concrete
Number of Spans
1
Structure Length
14.3 m (47 ft)
Deck Width
8.4 m (28 ft)
Owner
Town/Township Highway Agency
Avg Daily Traffic
1,358 vehicles/day
Structure Number
04751

Condition Analysis

  • The deck (driving surface) rates fair at 5/9, minor deterioration that routine maintenance should address.
  • At 5/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • The substructure (piers and abutments) is in good condition (8/9), showing no significant deterioration.

How to read this record

This page shows what the last federal inspection recorded, not whether STERLING HILL 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 STERLING HILL ROAD 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 STERLING HILL ROAD?

STERLING HILL ROAD in Windham, Connecticut has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 8/9 on the FHWA's 0–9 scale.

How often is STERLING HILL ROAD inspected?

STERLING HILL 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 1,358 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. STERLING HILL 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 STERLING HILL ROAD?

STERLING HILL ROAD has an NBI inventory load rating of 44.1 metric tons.

Who is responsible for maintaining STERLING HILL ROAD?

STERLING HILL ROAD is owned and maintained by Town/Township Highway Agency.

How old is STERLING HILL ROAD and does age affect safety?

STERLING HILL ROAD was built in 2012, making it 14 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.