topic Re: linear Canal Suitability Analysis in ArcGIS Spatial Analyst Questions https://community.esri.com/t5/arcgis-spatial-analyst-questions/linear-canal-suitability-analysis/m-p/504147#M7201 <HTML><HEAD></HEAD><BODY><SPAN>In a typical suitability analysis, you start with the criteria and then figure out how to quantify and calculate "scores" using the toolset. Some thoughts.</SPAN><BR /><BR /><SPAN>1. what areas should the canal be reaching?</SPAN><BR /><SPAN>2. are there spatial factors that will affect cost of construction?</SPAN><BR /><SPAN>3. Is there a maximum slope from the land surface of the target area to the existing river?</SPAN><BR /><BR /><SPAN>If you know the from point, this looks like it may be a classic cost distance analysis -- but you need to define a cost surface to do that. This requires that you have some parameters to define cost.</SPAN><BR /><BR /><SPAN>Hope this helps you get started....</SPAN></BODY></HTML> Sun, 15 May 2011 18:39:01 GMT curtvprice 2011-05-15T18:39:01Z linear Canal Suitability Analysis https://community.esri.com/t5/arcgis-spatial-analyst-questions/linear-canal-suitability-analysis/m-p/504146#M7200 <HTML><HEAD></HEAD><BODY><SPAN>Dear All,</SPAN><BR /><BR /><SPAN>I have only DEM and Landcover data sets and has been asked to prepare a linear canal best location from a river to a point in desert where desert is higher in elevation than the locations of river, i couldn't figure out how to proceed with this analysis, any one's help would be appreciated.</SPAN><BR /><BR /><SPAN>thanks</SPAN></BODY></HTML> Sun, 15 May 2011 05:21:21 GMT https://community.esri.com/t5/arcgis-spatial-analyst-questions/linear-canal-suitability-analysis/m-p/504146#M7200 Ahmad_KhalidAmini 2011-05-15T05:21:21Z Re: linear Canal Suitability Analysis https://community.esri.com/t5/arcgis-spatial-analyst-questions/linear-canal-suitability-analysis/m-p/504147#M7201 <HTML><HEAD></HEAD><BODY><SPAN>In a typical suitability analysis, you start with the criteria and then figure out how to quantify and calculate "scores" using the toolset. Some thoughts.</SPAN><BR /><BR /><SPAN>1. what areas should the canal be reaching?</SPAN><BR /><SPAN>2. are there spatial factors that will affect cost of construction?</SPAN><BR /><SPAN>3. Is there a maximum slope from the land surface of the target area to the existing river?</SPAN><BR /><BR /><SPAN>If you know the from point, this looks like it may be a classic cost distance analysis -- but you need to define a cost surface to do that. This requires that you have some parameters to define cost.</SPAN><BR /><BR /><SPAN>Hope this helps you get started....</SPAN></BODY></HTML> Sun, 15 May 2011 18:39:01 GMT https://community.esri.com/t5/arcgis-spatial-analyst-questions/linear-canal-suitability-analysis/m-p/504147#M7201 curtvprice 2011-05-15T18:39:01Z