Laserfiche WebLink
<br />Changes made to this edition: <br /> <br />Introduction <br /> <br />. No change <br /> <br />Data Record contents <br /> <br />. This section has been expanded to include a more detailed <br />description of the contents of Digital Line Graph files. <br /> <br />. File header contents. A new FEMA identifier was added to <br />differentiate FIRM-DLGs from DFIRM-DLGs <br /> <br />File Naming Convention <br /> <br />. File naming was clarified to include only lower case names <br /> <br />. State and county FIPs codes were clarified to be only the numeric <br />codes <br /> <br />Metadata File <br /> <br />. This is a new requirement for a read.me file that will accompany all <br />FEMA DLGs. One file will be prepared for ,each county submitted. <br />The Metadata file is intended to document sources. file names. <br />scales, projections, etc, as required by the Spatial Data Transfer <br />Standards. <br /> <br />Data Quality Codes <br /> <br />. This is a recommended but not mandatory scheme for identifying <br />source map type and scale, A parameter code woulct be added to every <br />element in the FEMA DLG files identifying the data source. <br /> <br />Political Areas <br /> <br />. Outside Area code made explicit <br /> <br />. Treatment of undefined political boundaries clarified <br /> <br />. Extraterritorial Jurisdictional Boundary code added <br /> <br />. Clarification of use of only one line code per political boundary <br />line, <br /> <br />Map Panel Areas <br /> <br />. Outside Area code made explicit <br /> <br />. Treatment of unpanelled areas of county clarified <br /> <br />. Unmapped Community code added <br /> <br />10/93 <br />