 Dyckerhoff brand, and capable of withstanding a tensile strength of 400 pounds to the square inch after having been three hours in .air and seven days in water, and shall be mixed in the proportion of one part of cement to three parts of crushed granite....  A Hand-book for Cement Users - Page 263by Charles Carroll Brown - 1905 - 369 pagesFull view - About this book
 | Illinois. Appellate Court, Martin L. Newell, Mason Harder Newell, Walter Clyde Jones, Keene Harwood Addington, James Christopher Cahill, Basil Jones, James Max Henderson, Ray Smith - Courts - 1906 - 728 pages
...outside faces of said walls smooth and even, and said faces were required to be of cement and sand in the proportion of one part of cement to three parts of sand," and the two following, and others of substantially the same import were refused by the court... | |
 | Charles Carkeet James - Sanitary engineering - 1906 - 440 pages
...atmosphere. 00 per cent, of the blocks shall be made of neat cement and 40 per cent, of cement and sand in the proportion of one part of cement to three parts of clean dry sand. The neat cement blocks shall be capable of maintaining without breaking a tensile strain... | |
 | Springfield (Mass.) - Springfield (Mass.) - 1907 - 994 pages
...is rolled with a steam roller until the stone has been thoroughly compacted. Portland cement grout, mixed in the proportion of one part of cement to three parts of fine sand, is then poured upon the stone until all interstices are filled. The surface is then rolled,... | |
 | American Society of Engineering Contractors - Contractors - 1909 - 820 pages
...filled with concrete made as hereinbefore specified, with the exception that the component materials shall be mixed in the proportion of one part of cement to three parts of small stone or gravel of such size as the Engineer shall direct, and thoroughly rammed, care being... | |
 | Correspondence schools and courses - 1909 - 708 pages
...very durable. For use on brickwork, the plaster should be made of Portland cement and clean sharp sand mixed in the proportion of one part of cement to three parts of sand, with sufficient water to make a stiff paste. Before adding the water, the mortar joints in the... | |
 | Ontario. Legislative Assembly - Ontario - 1909 - 1034 pages
...concrete, to which it is applied, is still wet, so as to secure perfect adhesion. The mortar is to be mixed in the proportion of one part of cement to three of sand. The horizontal ends of the gas-pipe railing entering the concrete posts, are to be greased,... | |
 | F. Noel Taylor - Civil engineering - 1911 - 902 pages
...order to obtain a smooth finish, wash with a thin grout of mortar of the consistency of whitewash, mixed in the proportion of one part of cement to three parts of sand. The wash to be applied with a brush. Tests. — Floors shall be tested after the centering has... | |
 | Municipal engineering - 1915 - 280 pages
..."Sand may be rejected for this class if it contains more than 5 per cent, of loam and silt." "Mortar in the proportion of one part of cement to three parts of the sand to be tested shall develop a compressive strength at least equal to the strength of a similar... | |
 | Wilson Gardner Harger, Edmund Arnold Bonney - Roads - 1916 - 644 pages
...foundations, culverts, retaining walls, etc. shall not contain more than 8 per cent of loam and silt. Mortar in the proportion of one part of cement to three parts of the sand, when tested shall develop a compressive or tensile strength of at least So per cent of the... | |
 | Engineering - 1916 - 576 pages
...reason it is almost always used for pavement foundations. The common practice is to mix the concrete in the proportion of one part of cement to three parts of sand and six parts of broken stone of a size ranging from 2 inches downward. The thickness to which... | |
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