2230 Dinninup 1:100k Topographic Map melbourne Whether you're plotting coastal passages

Whether you're plotting coastal passages or training for your RYA or other certification

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2230 Dinninup 1:100k Topographic Map melbourne Whether you're plotting coastal passagesAt a scale of 1: 100,000, 1cm on the map represents 1km on the ground. Each map covers a minimum area of 0. 5 degrees longitude by 0. 5 degrees latitude or about 54 kilometres by 54 kilometres. The contour interval is 20 metres. Many maps are supplemented by hill shading. Topographic maps show contours, spot elevations, streams, roads, buildings, place names, vegetation and administrative boundaries. They are used by emergency services, environmental