| A Cardi Construction Co. Inc | 
 | 
Private | 
 | 
Sand and Gravel | 
| A. Cardi Construction Co., Inc. Pit | 
Cardi Construction Co. | 
Private | 
 | 
Sand and Gravel | 
| Cardi Corp. Quarry | 
CARDI CORP. | 
 | 
 | 
Stone, Crushed | 
| Coventry Sand and Gravel Plant | 
General Trucking Corp. | 
Private | 
 | 
Sand and Gravel | 
| Cranston Mine | 
 | 
Private | 
 | 
Graphite | 
| Del Bonis Sand and Gravel | 
 | 
Private | 
 | 
Sand and Gravel | 
| General Road Trucking Co | 
 | 
Private | 
 | 
Sand and Gravel | 
| Hopkins Hill Road Pit | 
Sidney H. Robinson Excavating Co. | 
Private | 
 | 
Sand and Gravel | 
| Leased Pit Area | 
 | 
Private | 
 | 
Sand and Gravel | 
| Leased Pit Area | 
Rhode Island S And G, General Road Truck Corp. | 
Private | 
 | 
Sand and Gravel | 
| M A Gammino Construction Co | 
 | 
Private | 
 | 
Stone, Crushed | 
| Phenix Avenue Mill | 
Delbonis Sand And Gravel Co. | 
Private | 
 | 
Sand and Gravel | 
| Silvestri Bros. Inc. | 
 | 
Private | 
 | 
Sand and Gravel | 
| Silvestri Brothers Pit | 
Silvestri Brothers, Inc. | 
Private | 
 | 
Sand and Gravel | 
| Valley Ready-Mix Pit | 
Valley Ready-Mix Concrete Co. | 
Private | 
 | 
Sand and Gravel |