A WEEKLY ILLUSTRATED JOURNAL OF SCIENCE 



"To the solid ground 

 Of Nature trusts the mind which builds for aye." — WordswokTH 



MACMILLAN & CO., Publishers, 22 Bond St., NEW YORK. 



Vol. 21 



No. 15 



THURSDAY, FEBRUARY I2 , ,88o. J Amh ^&S™« * 



One volume. 8vo, 228 pp., 84 illustrations, and one folding map, cloth, $3. 



SEWERS AND DRAINS 



FOR 



POPULOUS DISTRICTS, 



WITH 



RULES AND FORMULAE FOR THE DETERMINATION OF THEIR 

 DIMENSIONS UNDER ALL CIRCUMSTANCES. 



JULIUS W. ADAMS, C.E. 



CONTENTS. 



Introduction.— General Considerations.— The Physical Outlines of the District and the Depth of the 

 Drainage.— Of the Rainfall and the Proportion to be Provided for in the Sewers.— Water Supply— The Final 

 Disposal of the Sewage.— Proportion of Sewage Plans.— Materials Used in the Construction of Sewers and 

 Their Application.— Foundations.— Appendages to Sewers.— Street Basins.— Tide Valves and Tank Sewers 

 -Storm or Overflow Sewers—Intercepting Sewers.— Ventilation. -House Drainage.— Main Drainage of 

 London ; from a paper to the Institution of Civil Engineers, by the Constructing Engineer, Sir Joseph 

 Bazelgette-Spec I fications.-Description of Clays Used by the Akron Pipe Company-Description of Clays 

 Used, and the Method Pursued in the Manufacture of Sewer Pipe in the Neighborhood of N Y by G W 

 Rader & Co-Tables: Value of "g" by Formula, p. 54 Francis' Hydraulic Experiments for the Specified 

 Latitudes and Heights above the Sea ; Loss of Head by Fri.tion of Pipe per .000 feet on the under-mentioned 

 bizes. and lor the given Velocities, by Darcys Formula for Pipe, p. 57, 



D. V^ZTNT ZCTOSTZR^IKra, IPv^n^ 



Copies sent by mail on receipt of price. 



23 Murray and 27 Warren Streets, NEW YORK. 



