I 93
I 93 in .8 KM S Of JCT I93&Sr60, Middlesex County, Massachusetts received a condition grade of B (64/100). Built in 1963, the bridge carries 250K vehicles daily on I 93 over Water Mystic River.
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 93 is a 63-year-old bridge located .8 KM S Of JCT I93&Sr60 in Middlesex County, Massachusetts. The bridge carries I 93 over Water Mystic River with 8 traffic lanes, handling approximately 250K vehicles per day. Built in 1963 and reconstructed in 2011, the structure spans 78.6 meters.
The bridge received a Condition Grade of B (64/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 7/9 (good), and substructure 6/9 (fair).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I 93 has a Condition Score of 64/100 (Grade B). Its deck is rated 6/9, superstructure 7/9, and substructure 6/9 on the NBI scale. The bridge is not classified as structurally deficient.
I 93 was built in 1963 and reconstructed in 2011, making it 63 years old. The average bridge age in the United States is 48 years.
I 93 carries approximately 250K vehicles per day (average daily traffic). The bridge has 8 traffic lanes. It is 78.6 meters long and located on I 93 in .8 KM S Of JCT I93&Sr60, Middlesex County, Massachusetts.
No, I 93 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 93 is located .8 KM S Of JCT I93&Sr60 in Middlesex County, Massachusetts. The bridge carries I 93 over Water Mystic River. Its coordinates are 42.414758, -71.103889. It is maintained by State Highway Agency.
I 93 carries I 93 over Water Mystic River. The bridge is 78.6 meters long and was built in 1963, with reconstruction in 2011.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.