I 93
I 93 in 0.96 KM Nly Rt 128, Middlesex County, Massachusetts received a condition grade of C (51/100). Built in 1959, the bridge carries 158K vehicles daily on I 93 over HWY West ST.
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 67-year-old bridge located 0.96 KM Nly Rt 128 in Middlesex County, Massachusetts. The bridge carries I 93 over HWY West ST with 8 traffic lanes, handling approximately 158K vehicles per day. Built in 1959 and reconstructed in 1985, the structure spans 48.2 meters.
The bridge received a Condition Grade of C (51/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 5/9 (fair), and substructure 5/9 (fair).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I 93 has a Condition Score of 51/100 (Grade C). Its deck is rated 6/9, superstructure 5/9, and substructure 5/9 on the NBI scale. The bridge is not classified as structurally deficient.
I 93 was built in 1959 and reconstructed in 1985, making it 67 years old. The average bridge age in the United States is 48 years.
I 93 carries approximately 158K vehicles per day (average daily traffic). The bridge has 8 traffic lanes. It is 48.2 meters long and located on I 93 in 0.96 KM Nly Rt 128, 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 0.96 KM Nly Rt 128 in Middlesex County, Massachusetts. The bridge carries I 93 over HWY West ST. Its coordinates are 42.509003, -71.123556. It is maintained by State Highway Agency.
I 93 carries I 93 over HWY West ST. The bridge is 48.2 meters long and was built in 1959, with reconstruction in 1985.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.