GARDEN ST PARKWAY
GARDEN ST PARKWAY in 3.6 Mile North Of Nj 27, Union County, New Jersey received a condition grade of C (53/100). Built in 1948, the bridge carries 195K vehicles daily on GARDEN ST PARKWAY over Middlesex Reservoir.
GARDEN ST PARKWAY carries a C on the BridgeSafety Condition Score with 53/100. Component ratings sit in the middle of the FHWA NBI distribution; rehabilitation programming is likely on the owning agency’s medium-term horizon.
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 194,956 vehicles, with 10 lane(s) crossing Middlesex Reservoir. 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 3.6 Mile North Of Nj 27 in Union County, New Jersey. The bridge carries GARDEN ST PARKWAY over Middlesex Reservoir with 10 traffic lanes, handling approximately 195K vehicles per day. Built in 1948 and reconstructed in 1980, the structure spans 22.9 meters.
The bridge received a Condition Grade of C (53/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 6/9 (fair), and substructure 6/9 (fair).
This bridge is owned and maintained by State Toll Authority.
Location Map
Frequently Asked Questions
GARDEN ST PARKWAY has a Condition Score of 53/100 (Grade C). Its deck is rated 6/9, superstructure 6/9, and substructure 6/9 on the NBI scale. The bridge is not classified as structurally deficient.
GARDEN ST PARKWAY was built in 1948 and reconstructed in 1980, making it 78 years old. The average bridge age in the United States is 48 years.
GARDEN ST PARKWAY carries approximately 195K vehicles per day (average daily traffic). The bridge has 10 traffic lanes. It is 22.9 meters long and located on GARDEN ST PARKWAY in 3.6 Mile North Of Nj 27, Union County, New Jersey.
No, GARDEN ST PARKWAY is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
GARDEN ST PARKWAY is located 3.6 Mile North Of Nj 27 in Union County, New Jersey. The bridge carries GARDEN ST PARKWAY over Middlesex Reservoir. Its coordinates are 40.619369, -74.310250. It is maintained by State Toll Authority.
GARDEN ST PARKWAY carries GARDEN ST PARKWAY over Middlesex Reservoir. The bridge is 22.9 meters long and was built in 1948, with reconstruction in 1980.
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.