I-78
I-78 in 2.5 MI West Of Njtpk JCT, Essex County, New Jersey received a condition grade of B (70/100). Built in 1976, the bridge carries 161K vehicles daily on I-78 over Elizabeth Av Ramps NE&Wn.
I-78 carries a B on the BridgeSafety Condition Score with 70/100. Most component ratings are solid; one or two may show wear consistent with the structure’s age, but the bridge is not flagged as structurally deficient.
The bridge was built in 1976 and is now 50 years old, at or past the typical 50-year design life for bridges of its vintage. Maintenance and inspection cycles are correspondingly more involved than for newer structures. I-78 carries an average daily traffic count of 161,331 vehicles, with 4 lane(s) crossing Elizabeth Av Ramps NE&Wn. The owning agency is State Highway Agency; bridge inspection records flow into the federal NBI database annually.
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-78 is a 50-year-old bridge located 2.5 MI West Of Njtpk JCT in Essex County, New Jersey. The bridge carries I-78 over Elizabeth Av Ramps NE&Wn with 4 traffic lanes, handling approximately 161K vehicles per day. Built in 1976, the structure spans 199.9 meters.
The bridge received a Condition Grade of B (70/100) 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-78 has a Condition Score of 70/100 (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-78 was built in 1976, making it 50 years old. The average bridge age in the United States is 48 years.
I-78 carries approximately 161K vehicles per day (average daily traffic). The bridge has 4 traffic lanes. It is 199.9 meters long and located on I-78 in 2.5 MI West Of Njtpk JCT, Essex County, New Jersey.
No, I-78 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-78 is located 2.5 MI West Of Njtpk JCT in Essex County, New Jersey. The bridge carries I-78 over Elizabeth Av Ramps NE&Wn. Its coordinates are 40.711431, -74.198131. It is maintained by State Highway Agency.
I-78 carries I-78 over Elizabeth Av Ramps NE&Wn. The bridge is 199.9 meters long and was built in 1976.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.
Source: FHWA National Bridge Inventory, 2026.