26 SMALL WATER SUPPLIES. 



be repaid by calculating the minimum quantity ol 

 water which will supply all the demands likely to be 

 made upon it, and to assist the reader in coming to 

 a satisfactory decision on the point the following 

 table, from Mr. Hurst's Surveyor's Pocket Book, is 

 appended. 



In temperate climates, for each man, 

 woman and child allow for house 

 per day ...... 20 gals. 



In tropical climates allow . . 25 ,, 



Soldiers require for all purposes per man 



per day . . . . .15 



Allow per day for each horse (food and 



drink and washing A) . . . 15 

 An ox or cow will consume per day . 8 

 Mule, donkey or pony . . . < 6 



Sheep or pig i 



Cavalry horses are usually allowed 8 gallons of 

 water and artillery horses 10 gallons per day, which 

 include washing carriages and horses. 

 Allow per day for cleaning each two- 

 wheeled carriage . . . .8 gals. 

 ,, four-wheeled cart or waggon . 12 

 ,, coach or carriage . 20 ,, 



A large bath requires from . . 40 to 50 

 A shower-bath requires from . 3 to 6 

 A water-closet at each flushing . 2 to 3^ 



The available rainfall from roofs in England and 

 Ireland varies according to the locality, being always 

 more in western districts than eastern. It may, how- 

 ever, be roughly estimated for water supply at 18" 

 per annum on an average. It must always be borne 



