... free from clay and other impurities except sand. When containing sand in any considerable quantity, the amount per unit of volume of gravel shall be determined accurately to admit of the proper proportion of sand being maintained in the concrete mixture. The State Department Reports of the State of New York - Side 279av New York (State) - 1917Uten tilgangsbegrensning - Om denne boken
| 1894 - 730 sider
...other impurities except sand. When containing sand in any considerable quantity the amount of sand per unit of volume of gravel shall be determined accurately,...of sand being maintained in the concrete mixture. Water: Water shall be clean and reasonably clear, free from alkali and injurious salts. Proportioning:... | |
| Ohio. Division of Geological Survey - 1904 - 288 sider
...of sizes not exceeding two inches in diameter, free from clay and other impurities except sand. When containing sand in any considerable quantity, the...of sand being maintained in the concrete mixture. Water. — Water shall be clean and reasonably clear, free from sulphuric acid or strong alkalies.... | |
| Frank Harvey Eno - 1904 - 290 sider
...of sizes not exceeding two inches in diameter, free from clay and other impurities except sand. When containing sand in any considerable quantity, the...of sand being maintained in the concrete mixture. Water.—Water shall be clean and reasonably clear, free from sulphuric acid or strong alkalies. Mixing... | |
| Ohio. Division of Geological Survey - 1904 - 294 sider
...of sizes not exceeding two inches in diameter, free from clay and other impurities except sand. When containing sand in any considerable quantity, the...of sand being maintained in the concrete mixture. Water. — Water shall be clean and reasonably clear, free from sulphuric acid or strong alkalies.... | |
| Ontario. Legislative Assembly - 1905 - 1154 sider
...of sizes not exceeding two inches in diameter, free from clay and other impurities except sand. When containing sand in any considerable quantity, the...of sand being maintained in the concrete mixture. Water: Water shall be clean and reasonably clear, free from sulphuric acid or strong alkalies. Mixing... | |
| Ontario. Legislative Assembly - 1905 - 1162 sider
...of sizes not exceeding two inches in diameter, free from clay and othor impurities rxcrps sand. When containing sand in any considerable quantity, the...determined accurately to admit of the proper .proportion of sana being maintained in tho concreto mixturo. Wator : Water shall be clean and reasonably clear, free... | |
| Ontario. Department of Mines, Ontario. Bureau of Mines - 1905 - 712 sider
...of sizes not exceeding two inches in diameter, free from clay and other impurities except sand. When containing sand in any considerable quantity, the...determined accurately to admit of the proper proportion of saml being maintained in the concrete mixture. Water: Water shall be clean and reasonably clear, free... | |
| Ontario. Department of Mines, Ontario. Bureau of Mines - 1905 - 670 sider
...of siees not exceeding two inches in diameter, free from clay and other impurities except sand. When containing sand in any considerable quantity, the...gravel shall be determined accurately to admit of tho proper proportion of sand being maintained in the concrete mixture. Water: Water shall be clean... | |
| Ontario. Department of Mines, Ontario. Bureau of Mines - 1905 - 668 sider
...impurities except sand. When containing sand in any considerable quantity, the amount per unit of volumf of gravel shall be determined accurately to admit of the proper proportion of sanrl being maintained in the concrete mixture. Water : Water shall be clean and reasonably clear,... | |
| Geological Survey of Ohio - 1906 - 1030 sider
...of sizes not exceeding two Inches in diameter, free from clay and other impurities except sand. When containing sand in any considerable quantity, the...of sand being maintained in the concrete mixture. Water. — Water shall be clean and reasonably clear, free from sulphuric acid or strong alkalies.... | |
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