Wells construction: hand dug and hand drilled: Section one: Planning: Chapter 1: Introduction to wells planning

Wells construction: hand dug and hand drilled

Section one: Planning

Chapter 1: Introduction to wells planning

		A. Overview
		B. The need for adequate water supply
		C. Involving the local community
		D. Selecting the most appropriate water source
		E. Site choice
		F. Preventing water contamination
		G. Types of wells
		H. Well sections
		I. Materials
		J. Tools and equipment
		K. Sinking method
		L. Preparation for construction
		M. Planning