ABSTRACT

PRODUCT DATA Rock type Carboniferous Limestone Colour Brownish grey Grain Medium Product Crushed Stone DRILLING DATA Hole Diameter 105mm Bench Height 15m Contractor W C D Sleaman SECONDARY BREAKING Dropball on Ruston-Bucyrus 22-RB LOAD AND HAUL Trucks (2) Aveling Barford RD30 Loaders Caterpillar CRUSHING PLANT Primary Hazemag SAP5 Impactor Secondary Hazemag APK60 Tertiary Parker Kubitizer

Wm THOMPSON AND SON (DUMBARTON) LTD Head Office Birch Road, Dumbarton, Strathclyde G82 2RN Phone 0389 62271 Personnel D Thompson, Director Quarries Miltonhill, Riganagower Wm THOMPSON AND SON (DUMBARTON) LTD

Milton, Dumbarton, Strathclyde G82 2UA Phone 0389 62271 OS Map 64 OS Grid Reference NS435744 Personnel D Thompson, Director

PRODUCT DATA Rock type Dolerite Colour Streaky brown Grain Medium Product Crushed Stone NO INFORMATION PROVIDED

Wm THOMPSON AND SON (DUMBARTON) LTD