1995-01-01 This book describes principles and construction techniques for builders, householders and communities who are building in hazard-prone areas. The principles are clearly and simply presented- and in a form which can be adapted for use in training or public information campaigns - with an emphasis...
1990-01-01 Bridges are a part of the transportation system of a region. They are used to span an obstacle like a stream or chasm. Bridges make the system more efficient either by saving travel distance or by enabling vehicles or pedestrians to reach places that were previously inaccessible. There are four...
关键资源2007-10-28 A former UN worker and prominent architect, Johan van Lengen has seen firsthand the desperate need for a "greener" approach to housing in impoverished tropical climates. This comprehensive book clearly explains every aspect of this endeavor, includingdesign (siting, orientation, climate...
1954-01-01 With an increasing demandfor a practical book in mathmatics designed especially for persons interested in agriculture, this books is aimed to meet that demand. This book provides problems with appropriate and realistic settings, much reliable material pertaining to various phases of agriculture...
1971-01-01 The purpose of this book is to acquaint the reader with all the information necessary to make adobe bricks that conform to the specifications of the Uniform Building Code, and thus can be used for building a home or other structure. 88 pages, illustrated, photos