BridgeSafety
Middlesex County, MA · Structure #N120542FNDOTNBI

I 95 /ST128

I 95 /ST128 in Newton-Wellesley Twn Line, Middlesex County, Massachusetts received a condition grade of C (46/100). Built in 1950, the bridge carries 151K vehicles daily on I 95 /ST128 over Water Charles River.

C
46/100
46
Condition Score
151K
Daily Traffic
1950
Year Built
55.8m
Length

Component Ratings

DeckFair
6/9

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 95 /ST128
Crosses Over
Water Charles River
State
Massachusetts
County
Middlesex County
Location
Newton-Wellesley Twn Line
Year Built
1950
Reconstructed
1961
Age
76 years
Daily Traffic
150,529
Lanes
8
Length
55.8 meters
Owner
State Highway Agency
Structure Number
N120542FNDOTNBI

About This Bridge

I 95 /ST128 is a 76-year-old bridge located Newton-Wellesley Twn Line in Middlesex County, Massachusetts. The bridge carries I 95 /ST128 over Water Charles River with 8 traffic lanes, handling approximately 151K vehicles per day. Built in 1950 and reconstructed in 1961, the structure spans 55.8 meters.

The bridge received a Condition Grade of C (46/100) 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

Newton-Wellesley Twn Line, Middlesex County, Massachusetts

42.323658, -71.249244

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Frequently Asked Questions

I 95 /ST128 has a Condition Score of 46/100 (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 95 /ST128 was built in 1950 and reconstructed in 1961, making it 76 years old. The average bridge age in the United States is 48 years.

I 95 /ST128 carries approximately 151K vehicles per day (average daily traffic). The bridge has 8 traffic lanes. It is 55.8 meters long and located on I 95 /ST128 in Newton-Wellesley Twn Line, Middlesex County, Massachusetts.

No, I 95 /ST128 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 /ST128 is located Newton-Wellesley Twn Line in Middlesex County, Massachusetts. The bridge carries I 95 /ST128 over Water Charles River. Its coordinates are 42.323658, -71.249244. It is maintained by State Highway Agency.

I 95 /ST128 carries I 95 /ST128 over Water Charles River. The bridge is 55.8 meters long and was built in 1950, with reconstruction in 1961.

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.