Transcriber's Note: The original publication has been replicated faithfully except as listed [here].
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TABLE OF CONTENTS

[INTRODUCTORY.] [475]
[THE CONCESSION.] [476]
[GEOLOGY AND TOPOGRAPHY.] [476]
[POPULATION, AREA, AND MORTALITY.] [479]
[RAINFALL AND TEMPERATURE.] [480]
[AVAILABLE SOURCES OF SUPPLY.] [484]
[MATERIALS FOR CONCRETE.] [491]
[ESTANZUELA SUPPLY.] [494]
[SOUTH DISTRIBUTING RESERVOIR.] [506]
[SAN GERONIMO GRAVITY SUPPLY.] [514]
[DISTRIBUTING RESERVOIR AT OBISPADO.] [525]
[COMPARISON OF SOUTH AND OBISPADO RESERVOIRS.] [530]
[ANALYSES OF ESTANZUELA AND SAN GERONIMO WATERS.] [532]
[CITY WATER DISTRIBUTION SYSTEM.] [532]
[MAIN SEWERAGE SYSTEM.] [539]
[MAIN OUTFALL SEWER.] [542]
[SEWAGE DISPOSAL WORKS AND IRRIGATION LANDS.] [545]
[QUALITY OF AND RATES FOR LABOR.] [552]
[COST OF WORKS.] [552]
[TARIFFS AND SANITARY REGULATIONS.] [553]
[ENGINEERS, ETC.] [556]
[DISCUSSION.] [557]
[JAMES D. SCHUYLER.] [557]
[DAVID T. PITKETHLY.] [559]
[V. SAUCEDO.] [563]
[GEORGE T. HAMMOND.] [567]
[RUDOLF MEYER.] [576]
[GEORGE ROBERT GRAHAM CONWAY.] [580]

AMERICAN SOCIETY OF CIVIL ENGINEERS

INSTITUTED 1852

TRANSACTIONS