I 95 NB/ST128 NB
I 95 NB/ST128 NB in At RR Station, Norfolk County, Massachusetts received a condition grade of A (85/100). Built in 2008, the bridge carries 205K vehicles daily on I 95 NB/ST128 NB over RR Amtrak/Mbta.
I 95 NB/ST128 NB carries an A on the BridgeSafety Condition Score with 85/100. Deck, superstructure, and substructure ratings all sit in the better tier of the FHWA NBI distribution. The bridge is structurally sound by federal standards.
The bridge was built in 2008 and is 18 years old — relatively young against the U.S. bridge stock. Modern bridges built to current FHWA standards generally outperform older structures on condition ratings. I 95 NB/ST128 NB carries an average daily traffic count of 205,138 vehicles, with 4 lane(s) crossing RR Amtrak/Mbta. The owning agency is State Highway Agency; bridge inspection records flow into the federal NBI database annually.
Component Ratings
The riding surface, evaluated for cracking, spalling, and wear
Beams, girders, and trusses that support the deck
Piers, abutments, and foundations below the deck
Bridge Details
About This Bridge
I 95 NB/ST128 NB is a 18-year-old bridge located At RR Station in Norfolk County, Massachusetts. The bridge carries I 95 NB/ST128 NB over RR Amtrak/Mbta with 4 traffic lanes, handling approximately 205K vehicles per day. Built in 2008, the structure spans 71.8 meters.
The bridge received a Condition Grade of A (85/100) based on Federal Highway Administration inspection data. Its deck is rated 8/9 (good), superstructure 8/9 (good), and substructure 7/9 (good).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I 95 NB/ST128 NB has a Condition Score of 85/100 (Grade A). Its deck is rated 8/9, superstructure 8/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.
I 95 NB/ST128 NB was built in 2008, making it 18 years old. The average bridge age in the United States is 48 years.
I 95 NB/ST128 NB carries approximately 205K vehicles per day (average daily traffic). The bridge has 4 traffic lanes. It is 71.8 meters long and located on I 95 NB/ST128 NB in At RR Station, Norfolk County, Massachusetts.
No, I 95 NB/ST128 NB is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
I 95 NB/ST128 NB is located At RR Station in Norfolk County, Massachusetts. The bridge carries I 95 NB/ST128 NB over RR Amtrak/Mbta. Its coordinates are 42.211369, -71.146661. It is maintained by State Highway Agency.
I 95 NB/ST128 NB carries I 95 NB/ST128 NB over RR Amtrak/Mbta. The bridge is 71.8 meters long and was built in 2008.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.
Source: FHWA National Bridge Inventory, 2026.