GARDEN ST PARKWAY
GARDEN ST PARKWAY in 2.1 MI S Of Gsp-Nj 28 JCT, Union County, New Jersey received a condition grade of D (38/100). Built in 1948, the bridge carries 212K vehicles daily on GARDEN ST PARKWAY over Walnut Avenue (CR 632). It is classified as structurally deficient.
GARDEN ST PARKWAY carries a D on the BridgeSafety Condition Score with 38/100. One or more primary components is rated in fair-to-poor condition; the bridge typically appears in state transportation plans for rehabilitation or replacement within the next funding cycle.
The bridge was built in 1948 and is now 78 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. GARDEN ST PARKWAY carries an average daily traffic count of 211,866 vehicles, with 10 lane(s) crossing Walnut Avenue (CR 632). The owning agency is State Toll Authority; 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
GARDEN ST PARKWAY is a 78-year-old bridge located 2.1 MI S Of Gsp-Nj 28 JCT in Union County, New Jersey. The bridge carries GARDEN ST PARKWAY over Walnut Avenue (CR 632) with 10 traffic lanes, handling approximately 212K vehicles per day. Built in 1948 and reconstructed in 1955, the structure spans 23.2 meters.
The bridge received a Condition Grade of D (38/100) based on Federal Highway Administration inspection data. Its deck is rated 0/9 (serious), superstructure 7/9 (good), and substructure 7/9 (good). The bridge is classified as structurally deficient, meaning at least one major component is rated 4 or below, this signals a need for repair or replacement but does not necessarily indicate an immediate safety hazard.
This bridge is owned and maintained by State Toll Authority.
Location Map
Frequently Asked Questions
GARDEN ST PARKWAY has a Condition Score of 38/100 (Grade D). Its deck is rated 0/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is classified as structurally deficient.
GARDEN ST PARKWAY was built in 1948 and reconstructed in 1955, making it 78 years old. The average bridge age in the United States is 48 years.
GARDEN ST PARKWAY carries approximately 212K vehicles per day (average daily traffic). The bridge has 10 traffic lanes. It is 23.2 meters long and located on GARDEN ST PARKWAY in 2.1 MI S Of Gsp-Nj 28 JCT, Union County, New Jersey.
Yes, GARDEN ST PARKWAY is classified as structurally deficient because at least one of its primary components (deck, superstructure, or substructure) is rated 4 or below on the 0-9 NBI scale. This does not necessarily mean it is unsafe, but it requires significant repair or replacement.
GARDEN ST PARKWAY is located 2.1 MI S Of Gsp-Nj 28 JCT in Union County, New Jersey. The bridge carries GARDEN ST PARKWAY over Walnut Avenue (CR 632). Its coordinates are 40.629639, -74.301731. It is maintained by State Toll Authority.
GARDEN ST PARKWAY carries GARDEN ST PARKWAY over Walnut Avenue (CR 632). The bridge is 23.2 meters long and was built in 1948, with reconstruction in 1955.
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.