I 93
I 93 in 2.7 MI S I 495, Essex County, Massachusetts received a condition grade of C (54/100). Built in 1957, the bridge carries 146K vehicles daily on I 93 over HWY Dascomb RD.
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 69-year-old bridge located 2.7 MI S I 495 in Essex County, Massachusetts. The bridge carries I 93 over HWY Dascomb RD with 6 traffic lanes, handling approximately 146K vehicles per day. Built in 1957 and reconstructed in 1988, the structure spans 17.1 meters.
The bridge received a Condition Grade of C (54/100) based on Federal Highway Administration inspection data. Its deck is rated 5/9 (fair), superstructure 6/9 (fair), 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 54/100 (Grade C). Its deck is rated 5/9, superstructure 6/9, and substructure 6/9 on the NBI scale. The bridge is not classified as structurally deficient.
I 93 was built in 1957 and reconstructed in 1988, making it 69 years old. The average bridge age in the United States is 48 years.
I 93 carries approximately 146K vehicles per day (average daily traffic). The bridge has 6 traffic lanes. It is 17.1 meters long and located on I 93 in 2.7 MI S I 495, Essex 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 2.7 MI S I 495 in Essex County, Massachusetts. The bridge carries I 93 over HWY Dascomb RD. Its coordinates are 42.625214, -71.178008. It is maintained by State Highway Agency.
I 93 carries I 93 over HWY Dascomb RD. The bridge is 17.1 meters long and was built in 1957, with reconstruction in 1988.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.