Tackling a Gravity Flow Water Project for the first time? This book is intended to get you on your feet quickly. You'll learn how to select pipe sizes, work out the demand you need to meet, interpret topographic surveys and perform economic calculations to compare different alternatives. Besides producing a sound design, it will help you to get to grips with the materials, put in orders, supervise the building work, and most of what you will need in your quest for access to safe water.