USEFUL DATA 



WEIGHTS OF MATERIAL 



Substance 



Weight, 



Pounds 



per 



Cubic Foot 



Substance 



Wsigfat, 



Pounds 



pw 



Cubic Foot 



Ashlar Masonry 

 Granite, syenite, gneiss . . , 



Limestone, marble 



Sandstone, bluestone .... 



Mortar Rubble Masonry 

 Granite, syenite, gneiss . . . 



Limestone, marble 



Sandstone, bluestone .... 



Dry Rubble Masonry 

 Granite, syenite, gneiss . . . 



Limestone, marble 



Sandstone, bluestone .... 



Brick Masonry 



Pressed brick 



Common brick 



Soft brick 



Concrete Masonry 

 Cement, stone, sand .... 



Cement, slag, etc 



Cement, cinder, etc 



Various Building Materials 



Ashes, cinders 



Cement, Portland, loose . . 

 Cement, Portland, set ... 

 Lime, gypsum, loose .... 



Mortar, set 



Slags, bank slag 



Slags, bank screenings . . . 



Slags, machine slag 



Slags, slag sand 



Earth, Etc., Excavated 



Clay, dry 



Clay, damp, plastic . • • • 

 Clay and gravel, dry .... 



165 

 160 

 140 



155 

 150 

 130 



130 

 125 

 110 



140 

 120 

 100 



144 

 130 

 100 



40-45 



90 



183 



53-64 



103 



67-72 



98-117 



96 



49-55 



63 

 110 

 100 



Earth, Etc., Excavated. 



(continued) 



Earth, dry, loose . . 

 Earth, dry, packed . 

 Earth, moist, loose . 

 Earth, moist, packed 

 Earth, mud, flowing 

 Earth, mud, packed 

 Riprap, limestone 

 Riprap, sandstone . 

 Riprap, shale . . . 

 Sand, gravel, dry, loose . 

 Sand, gravel, dry, packed 

 Sand, gravel, dry, wet . 



Excavation in Water 



Sand or gravel 



Sand or gravel and clay 



Clay 



River mud 



Soil 



Stone riprap 



Minerai^ 



76 



95 



78 



96 



108 



115 



80-115 



90 



105 



90-105 



100-120 



118-120 



60 

 65 

 80 

 90 

 70 

 65 



Asbestos 



Barytes 



Basalt 



Bauxite 



Borax 



Chalk 



Clay, marl . . 



Dolomite 



Feldspar, orthoclase 

 Gneiss, serpentine . 

 Granite, syenite . . 

 Greenstone, trap. . 

 Gypsum, alabaster . 

 Hornblende . . . . 



153 

 281 

 184 

 159 

 109 

 137 

 137 

 181 

 159 

 159 

 175 

 187 

 159 

 187 



53 



