Water Well Manual (USAID).pdf - The Water, Sanitation and Hygiene

GROUND WATER IS ONE OF MAN’S M’JST IMPORTANT
NATURAL RESOURCES. ITS PROPER UEVELOPMENT
BY MZ:ANS OF WELLS IS A MATTER OF INCREASING
IMPORY’ANCE. THIS BOOK DISCUSSE 5 THE LOCATION,
DESIGN, CONSTRUCTION, OPERATI~JN, AND MAINTE-
NANCE OF SMALL WELLS USED PI:,MARILY FOR
lNDlVlDUAL AND SMALL COMMUl’:ITY WATER
SUPPLIES.
THE AUTvlORS, WRITING IN A Cy,EAR AND EASY-TO-
READ MANNER, PRESENT THE f’:lJNDAMENTALS OF
WATER WELLS SO AS TO BE USEFUL TO INDIVIDUAL
HOME OWNERS, FARMERS, ANI.:) STUDENTS AS WELL
AS TO THOSE PRO’FESSIONALL Y INVOLVED SUCH AS
WELL DRILLING CONTRACTD!ZS, ENGINEERS, AND
GEOLOGISTS.
MODERN TECHNIQUES FOR I.,EVELOPING GROUND
WATER ARE COMPREHENSIVELY DESCRIBED -
WHETHER THE WATER SUPPkIES ARE FOR AGRI-
CULTURAL, INDUSTRIAL, Of,! HUMAN NEEDS. TO
AID UNDERSTANDING THE r”iUTHORS HAVE IN-
CLUDED MORE THAN 100 ILLUSTRATIONS THROUGH-
OUT THE BOQK.
THIS BOOK WAS ORIGINALLY PUBLISHED BY
THE AGENCY FOR INTERNATIONAL DEVELOPMENT
OF THE UNITED STATES GOVERNMENT TO ASSIST
THE PEPPLE LIVING IN THE DEVELOPING COUNTRIES
OF THE WORLD WHO ARE WITHOUT ADEQUATE
SUPPLIES OF GOOD QUALITY WATER. THIS NEW
EeblTlON HAS SEEN PREPARED SO THAT ALL PERSONS
INTERESTED IN WATER RESOURCES MAY BENEFIT
FROM THIS VALWABLE BOOK.