How Much Cement, Gravel and Sand do I Need? |
#0183;#32;The less aggregate used, the soupier the concrete becomes. Other Mixes. Ingredient ratios sometimes vary from taking advantage of this fact. A mixture of a very rigid concrete would use 1 part of cement, 3 parts of sand and 4 parts of gravel. A recipe for a more practical lot would be 1 part of cement, 2 parts of sand and 2 #188; parts of gravel