P.Park NJ is a permitted NJDEP Class B Recycling Center. Effective June 1, 2018, The State of New Jersey Department of Environmental Protection, Division of Solid and Hazardous Waste has announced P. Park NJ is approved to receive, store, process and transfer the following Class B Recyclable Materials: Asphalt, Concrete, Brick & Block. Concrete, brick and block can be commingled together. However, asphalt must be separate from all materials.