Project 1: Data Input
Compiling Base Data for a Conservation GIS
Objective:
digitize line, polygon, and point features
A digital raster graphic (DRG) was used in this project to perform heads-up digitizing of the
Allegheny River, roads, and other features.
Above shows an image after an island in the Allegheny River has been digitized and
the attributes box is available for editing.
Above the Allegheny River has been digitized as well as
the benchmarks, island, tributaries, and roads.