US 1 & 9
US 1 & 9 in 0.8 MI N Of 1-9-21-22 JCT, Essex County, New Jersey received a condition grade of B (71/100). Built in 1970, the bridge carries 137K vehicles daily on US 1 & 9 over I-78.
US 1 & 9 carries a B on the BridgeSafety Condition Score with 71/100. 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 1970 and is now 56 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. US 1 & 9 carries an average daily traffic count of 137,135 vehicles, with 9 lane(s) crossing I-78. 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
US 1 & 9 is a 56-year-old bridge located 0.8 MI N Of 1-9-21-22 JCT in Essex County, New Jersey. The bridge carries US 1 & 9 over I-78 with 9 traffic lanes, handling approximately 137K vehicles per day. Built in 1970 and reconstructed in 1999, the structure spans 131.7 meters.
The bridge received a Condition Grade of B (71/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 7/9 (good), and substructure 7/9 (good).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
US 1 & 9 has a Condition Score of 71/100 (Grade B). Its deck is rated 6/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.
US 1 & 9 was built in 1970 and reconstructed in 1999, making it 56 years old. The average bridge age in the United States is 48 years.
US 1 & 9 carries approximately 137K vehicles per day (average daily traffic). The bridge has 9 traffic lanes. It is 131.7 meters long and located on US 1 & 9 in 0.8 MI N Of 1-9-21-22 JCT, Essex County, New Jersey.
No, US 1 & 9 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
US 1 & 9 is located 0.8 MI N Of 1-9-21-22 JCT in Essex County, New Jersey. The bridge carries US 1 & 9 over I-78. Its coordinates are 40.709289, -74.160919. It is maintained by State Highway Agency.
US 1 & 9 carries US 1 & 9 over I-78. The bridge is 131.7 meters long and was built in 1970, with reconstruction in 1999.
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.