Past Newspaper Articles Discussing Asphalt and R.E. Pierson Company New Jersey quarry ordinance violations could close gravel pit Township seeks injunction to halt operations at reactivated Rockhill Quarry The Silvi Group acquires three concrete plants from R.E. Pierson Materials Dennis Township NJ Poised to Outlaw Asphalt Plants? May 1, 2007 DENNISVILLE : Pierson Withdraws Asphalt Plant Application May 21, 2007 HILLSBOROUGH: Hearing on asphalt plant to continue Jul 8, 2015 Mid-Atlantic asphalt producer adds heavy-duty facilities to better serve diverse customer base