OVERVIEW OF WISCONSIN'S AGGREGATE RESOURCES AND .
AN OVERVIEW OF AGGREGATE RESOURCES AND THEIR IMPORTANCE IN THE PLANNING PROCESS: WASHINGTON CO. Bruce A. Brown Wisconsin geological Survey ... Most of Wisconsin's glacial landforms date from 10,000 to 25,000 years ago. DRY GRAVEL PIT – KETTLE MORAINE, TYPICAL OF LOW WATER TABLE AREAS ... STONE AND CRUSHED STONE AGGREGATE RESOURCES. COMBINED ...