NJ 4
NJ 4 in 0.2 MI West Of Nj 17, Bergen County, New Jersey received a condition grade of B (74/100). Built in 1999, the bridge carries 142K vehicles daily on NJ 4 over Sprout Brook.
NJ 4 carries a B on the BridgeSafety Condition Score with 74/100. 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 1999, making it 27 years old — past the early-life period but still well within typical service life. Routine inspections and modest repair work are normal for bridges in this age band. NJ 4 carries an average daily traffic count of 141,660 vehicles, with 11 lane(s) crossing Sprout Brook. 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
NJ 4 is a 27-year-old bridge located 0.2 MI West Of Nj 17 in Bergen County, New Jersey. The bridge carries NJ 4 over Sprout Brook with 11 traffic lanes, handling approximately 142K vehicles per day. Built in 1999, the structure spans 16.5 meters.
The bridge received a Condition Grade of B (74/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 8/9 (good), and substructure 6/9 (fair).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
NJ 4 has a Condition Score of 74/100 (Grade B). Its deck is rated 6/9, superstructure 8/9, and substructure 6/9 on the NBI scale. The bridge is not classified as structurally deficient.
NJ 4 was built in 1999, making it 27 years old. The average bridge age in the United States is 48 years.
NJ 4 carries approximately 142K vehicles per day (average daily traffic). The bridge has 11 traffic lanes. It is 16.5 meters long and located on NJ 4 in 0.2 MI West Of Nj 17, Bergen County, New Jersey.
No, NJ 4 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
NJ 4 is located 0.2 MI West Of Nj 17 in Bergen County, New Jersey. The bridge carries NJ 4 over Sprout Brook. Its coordinates are 40.921439, -74.075981. It is maintained by State Highway Agency.
NJ 4 carries NJ 4 over Sprout Brook. The bridge is 16.5 meters long and was built 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.