BridgeSafety
Middlesex County, MA · Structure #S170313BHDOTNBI

I 93

I 93 in 3.2 KM N Of JCT I-93&US-1, Middlesex County, Massachusetts received a condition grade of C (54/100). Built in 1973, the bridge carries 144K vehicles daily on I 93 over ST 28 & St38 & Temple ST.

C
54/100
54
Condition Score
144K
Daily Traffic
1973
Year Built
716.9m
Length

Component Ratings

DeckFair
5/9

The riding surface — evaluated for cracking, spalling, and wear

SuperstructureFair
5/9

Beams, girders, and trusses that support the deck

SubstructureFair
5/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
I 93
Crosses Over
ST 28 & St38 & Temple ST
State
Massachusetts
County
Middlesex County
Location
3.2 KM N Of JCT I-93&US-1
Year Built
1973
Age
53 years
Daily Traffic
143,941
Lanes
8
Length
716.9 meters
Owner
State Highway Agency
Structure Number
S170313BHDOTNBI

About This Bridge

I 93 is a 53-year-old bridge located 3.2 KM N Of JCT I-93&US-1 in Middlesex County, Massachusetts. The bridge carries I 93 over ST 28 & St38 & Temple ST with 8 traffic lanes, handling approximately 144K vehicles per day. Built in 1973, the structure spans 716.9 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 5/9 (fair), and substructure 5/9 (fair).

This bridge is owned and maintained by State Highway Agency.

Location Map

3.2 KM N Of JCT I-93&US-1, Middlesex County, Massachusetts

42.393708, -71.085833

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Frequently Asked Questions

I 93 has a Condition Score of 54/100 (Grade C). Its deck is rated 5/9, superstructure 5/9, and substructure 5/9 on the NBI scale. The bridge is not classified as structurally deficient.

I 93 was built in 1973, making it 53 years old. The average bridge age in the United States is 48 years.

I 93 carries approximately 144K vehicles per day (average daily traffic). The bridge has 8 traffic lanes. It is 716.9 meters long and located on I 93 in 3.2 KM N Of JCT I-93&US-1, 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 3.2 KM N Of JCT I-93&US-1 in Middlesex County, Massachusetts. The bridge carries I 93 over ST 28 & St38 & Temple ST. Its coordinates are 42.393708, -71.085833. It is maintained by State Highway Agency.

I 93 carries I 93 over ST 28 & St38 & Temple ST. The bridge is 716.9 meters long and was built in 1973.

Last updated:

Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.