ST 1 A/RP E-1ASB
Carrying ST 1 A/RP E-1ASB over COMB ST 1A NB & BLUE L
SEGMENT 3, Suffolk, Massachusetts
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: ST 1 A/RP E-1ASB
The ST 1 A/RP E-1ASB bridge in Suffolk, Massachusetts carries ST 1 A/RP E-1ASB over COMB ST 1A NB & BLUE L. It was built in 2002, making it 24 years old today. The structure is built primarily of prestressed concrete continuous and spans 2 sections, stretching 101.8 meters (334 feet) end to end. Average daily traffic is not reported for this structure. 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. All reported major components score above the Poor range. Its NBI inventory load rating is 40.5 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How ST 1 A/RP E-1ASB 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 How the historical reference is calculated.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
- 2002
- Material
- Prestressed Concrete Continuous
- Number of Spans
- 2
- Structure Length
- 101.8 m (334 ft)
- Deck Width
- 13.0 m (43 ft)
- Owner
- State Highway Agency
- Structure Number
- B1659057UMPANBI
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
- • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
- • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.
How to read this record
This page shows what the last federal inspection recorded, not whether ST 1 A/RP E-1ASB 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 1 A/RP E-1ASB against other structures in Suffolk 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 1 A/RP E-1ASB?
ST 1 A/RP E-1ASB in Suffolk, 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 1 A/RP E-1ASB inspected?
ST 1 A/RP E-1ASB's responsible agency sets its routine interval under FHWA's risk-based inspection rules; this page does not expose the scheduled interval.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. ST 1 A/RP E-1ASB 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 1 A/RP E-1ASB?
ST 1 A/RP E-1ASB has an NBI inventory load rating of 40.5 metric tons.
Who is responsible for maintaining ST 1 A/RP E-1ASB?
ST 1 A/RP E-1ASB is owned and maintained by State Highway Agency.
How old is ST 1 A/RP E-1ASB and does age affect safety?
ST 1 A/RP E-1ASB was built in 2002, making it 24 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.