ST 63 LNG PLAIN RD
Carrying ST 63 LNG PLAIN RD over RR NECRR
2.1 M N AMHERST T.L., Franklin, Massachusetts
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: ST 63 LNG PLAIN RD
The ST 63 LNG PLAIN RD bridge in Franklin, Massachusetts carries ST 63 LNG PLAIN RD over RR NECRR. It was built in 2010, making it 16 years old today. The structure is built primarily of steel continuous and spans 3 sections, stretching 58.8 meters (193 feet) end to end. Daily traffic averages 4,138 vehicles, placing it in the moderately-trafficked tier of Massachusetts bridges. It is owned and maintained by State Highway Agency.
The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 56.7 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How ST 63 LNG PLAIN RD compares
Live comparison across Massachusetts.
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 How the historical reference is calculated.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
- 2010
- Material
- Steel Continuous
- Number of Spans
- 3
- Structure Length
- 58.8 m (193 ft)
- Deck Width
- 15.1 m (50 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 4,138 vehicles/day
- Structure Number
- L09011B2JDOT634
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
- • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
- • The substructure (piers and abutments) rates good at 7/9, with no significant deterioration on file.
How to read this record
This page shows what the last federal inspection recorded, not whether ST 63 LNG PLAIN RD 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 ST 63 LNG PLAIN RD against other structures in Franklin and across Massachusetts. Massachusetts 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 ST 63 LNG PLAIN RD?
ST 63 LNG PLAIN RD in Franklin, Massachusetts has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.
How often is ST 63 LNG PLAIN RD inspected?
ST 63 LNG PLAIN RD'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 4,138 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. ST 63 LNG PLAIN RD 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 ST 63 LNG PLAIN RD?
ST 63 LNG PLAIN RD has an NBI inventory load rating of 56.7 metric tons.
Who is responsible for maintaining ST 63 LNG PLAIN RD?
ST 63 LNG PLAIN RD is owned and maintained by State Highway Agency.
How old is ST 63 LNG PLAIN RD and does age affect safety?
ST 63 LNG PLAIN RD was built in 2010, making it 16 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.