ISLINGTON STREET
Carrying ISLINGTON STREET over US 1 BYPASS
1.0 MI FROM JCT US 1, Rockingham, New Hampshire
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: ISLINGTON STREET
The ISLINGTON STREET bridge in Rockingham, New Hampshire carries ISLINGTON STREET over US 1 BYPASS. It was built in 2015, making it 11 years old today. The structure is built primarily of steel continuous. Daily traffic averages 21,000 vehicles, placing it in the heavily-trafficked tier of New Hampshire bridges.
The latest FHWA inspection records show limited component ratings on file. The weakest component sits in unrated condition. No reported major component scores in the Poor range under the current federal condition thresholds.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How ISLINGTON STREET compares
Live comparison across New Hampshire.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 2015
- Material
- Steel Continuous
- Avg Daily Traffic
- 21,000 vehicles/day
- Structure Number
- 021701880009700
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
This page shows what the last federal inspection recorded, not whether ISLINGTON STREET 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 ISLINGTON STREET against other structures in Rockingham and across New Hampshire. New Hampshire 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 ISLINGTON STREET?
ISLINGTON STREET in Rockingham, New Hampshire on the FHWA's 0–9 scale.
How often is ISLINGTON STREET inspected?
ISLINGTON STREET'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 21,000 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. ISLINGTON STREET is currently shown as unrated condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for ISLINGTON STREET?
An inventory load rating is not recorded for ISLINGTON STREET.
Who is responsible for maintaining ISLINGTON STREET?
Ownership is not specified for ISLINGTON STREET in the NBI.
How old is ISLINGTON STREET and does age affect safety?
ISLINGTON STREET was built in 2015, making it 11 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.
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.