Demonstrated knowledge required to complete the tasks outlined in elements and performance criteria of this unit:
- trusted sources of maps for the region or locality
- different technologies used to access maps
- characteristics of different map types, their different uses and advantages and disadvantages:
- paper based and digital
- sketch maps and diagrams
- guide book maps
- charts
- topographic
- information found on maps including symbols and what they represent:
- survey or edition date
- map legend
- scale and distance
- grid lines and numbers
- cardinal points and bearings
- contour lines, altitude and water depth
- topographic features
- markers, beacons and buoyage
- gradient
- roads, tracks and waterways
- principal colours used on maps and what they represent
- features of a basic compass and factors which affect accuracy
- map and compass techniques used to:
- orientate map to surroundings
- maintain a designated course
- identify unfamiliar features
- make minor adjustments to routes
- the following navigation techniques at a basic level of understanding:
- determining location using map, natural features, constructed objects and distance travelled
- collecting features
- catch points
- types of navigation aids found in the field and how these can assist with navigation:
- track markers, signs and arrows
- track and creek junctions and crossings
- survey markers
- cairns
- natural features and constructed objects.