Institute for Water and Watersheds and Department of Forest Engineering, Resources and Management Oregon State University, Corvallis, OR 97331-5706, USA; School of Geosciences, University of Aberdeen, Aberdeen, Scotland, AB24 3UF UK Virginia Water Resources Research Center & Department of Forestry Virginia Tech, Blacksburg, VA 24061, USA Isotope Hydrology Section, International Atomic Energy Ag...

With the development of GIS, its applications concern with different domains, such as geography, mapping, urban, traffic, geology, mine, military and so on. 3D GIS is the research hotspots in the domains of city, geology, mine etc. 3D GIS in city has been developed more quickly, CyberCity, for example is a smart application of 3D GIS, but it is slow in subsurface engineering because of its comp...

This paper reports on the activity of the authors for their part of a committee assignment under the chairmanship of Mr. Finney for Committee D-5, Highway Research Board. Our part of this study has been to show how airphotos and various non-engineering maps could be used to obtain information which would assist in material surveys. This was provided for in the general purpose of the committee a...