ne in concrete were made byweight (as some engineers contend they should be),we would not be far off in calling a barrel of cementequivalent to 3.8 cu. ft. Perhaps we would be evencloser to the truth if we called a barrel 4 cu. ft., andthat is a very convenient standard now that Portlandcement is… … 145 barrel of Portland cement shall be called 4 cu. ft., andevery bag of cement shall be called i cu. ft. in pro-portioning the cement, sand and stone. Natural cement is lighter than Portland and not sostrong. The Western (natural) cements, such asLouisville and Akron, weigh 265 lbs. per bbl., and…
Ransome Concrete Machinery Co. -- Catalogs. Concrete construction -- Equipment and supplies
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