1 72 SMALL WATER SUPPLIES. 



PAGE 



Steam pump - - 93 



Steining wells - - - 30-33 



Storage tanks - - 22, 130-135, 144 



Storing water - - 111-143 



Stream, flow in ----- 48 



gauge - --51 



gauging - . _ 4 8 



use of - - 48 



Strength of pipes - - 156 



Stress, diagrams for walls -- - - 129 



Suction pipes - ... 87 



Sulphur in water - - - 3-4 



Supplies from rivers - - 2-13 



Surface springs - . 15 



Syphon - 64, 116 



Tank appurtenances - - - 140 



- cast-iron - - - 137 



- reinforced concrete - 131 



- roofs 146-147 



- underground - - *45 



walls . - 148 

 Tanks, storage - 22, 130-135, 144 

 Tester, dionic - 7 

 Testing cast-iron pipes - - J 55 

 samples - 5 



water - - - 5-6 

 Thickness of cast-iron pipes - - 156 



of dams - - - 119 

 Thrust on dams (water) - - - - - 121 



- on earth . 128-130 

 Tools, boring - * - - 37 

 Trench, puddle - - - - - 113 

 Trias, formation - - - - - - -20 



