 | John Bullock - 1853 - 192 páginas
...ablution of one person in the baths. This quantity will equal 9 cubic feet, or about 54 gallons. , 287. Sewers and drains were formerly devised with the single...their full efficiency was secured. But sluggishness of the action is now recognized as the certain consequence of excess equally as of deficiency of declination.... | |
 | John Bullock - 1855 - 508 páginas
...ablution of one person in the baths. This quantity will equal 9 cubic feet, or about 54 gallons. 287. Sewers and drains were formerly devised with the single...their full efficiency was secured. But sluggishness of the action is now recognized as the certain consequence of excess equally as of deficiency of declination.... | |
 | George Drysdale Dempsey - 1865 - 284 páginas
...manufacturing purposes should afford the data 158 FOUR CONDITIONS IN CONSTItUCTING DRAINS, — • upon which to determine the extent of drainage required,...efficiency was secured. But sluggishness of action is now recognised as the certain consequence of excess of surface equally as of deficiency of declination.... | |
 | John Bullock - 1865 - 506 páginas
...ablution of one person in the baths. This quantity will equal 9 cubic feet, or about 54 gallons. 287. Sewers and drains were formerly devised with the single...their full efficiency was secured. But sluggishness of the action is now recognized as the certain consequence of excess equally as of deficiency of declination.... | |
 | George Drysdale Dempsey - 1867 - 274 páginas
...Drains.—Mode of Construction. Connection with Main or Collateral Sewers.—Means of Access, &c., &c. 405. The several operations carried on within a building...efficiency was secured. But sluggishness of action is now recognised as the certain consequence of excess of surface equally as of deficiency of declination.... | |
 | Michigan. Department of Health - 1888 - 954 páginas
...Such conduits should not be called sewers but drains, and should not be used as sewers in any case. Sewers and drains were formerly devised with the single...large enough, by which it was supposed that their efliciency was secured, but sluggishness of action is now recognized as the certain consequence of... | |
 | George Drysdale Dempsey - 1890 - 430 páginas
...Mode of Construction. — Connection with Main or Collateral Sewers. — Means of Access, &c., &o. THE several operations carried on within a building...efficiency was secured. But sluggishness of action is now recognised as the certain consequence of excess of surface equally as of deficiency of declination.... | |
 | William Paul Gerhard - 1899 - 484 páginas
...cause of accumulation of deposits. Mr. Dempsey, CE, in his " Drainage of Towns and Buildings," says : Sewers and drains were formerly devised with the single...deficiency of declination. A small stream of liquid matter, extending over a wide surface, and reduced in depth in proportion to the width, suffers retardation... | |
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THE several operations carried on within a building devoted to manufacturing purposes should afford the data upon which to determine the extent of drainage required, but the most ready way of estimating the amount of refuse waters produced will be reached... 