Air Photos and Maps 1 RRRM 1567

Upon successful completion, the student will be able to:

• Describe uses, features and characteristics of a map.
• Describe how TRIM series and MOF maps are used in resource management.
• List the typical components of a map and the reason for each.
• Use common mapping symbols for creating simple maps.
• Triangulate or locate a position on a map given three compass bearings.
• Provide a lat./long. or UTM coordinate of a position on a map sheet.
• Be familiar with the NTS and BCGS system of indexing map sheets.
• Use scales to determine distances on a map or estimate distances on an aerial photo.
• Describe the types of scale on a map and the advantages of each.
• Use a triangular scale to measure distances on a map.
• Produce a hand drawn map to scale showing features common in a forested area.
• Describe the characteristics, uses and features of aerial photos.
• Describe how aerial photos are created in order to allow for stereo viewing.
• List advantages of aerial photos over maps.
• Use three different methods to calculate estimated scale of an aerial photo.
• Describe the differences between a map and an aerial photo and describe how these differences affect the use of each.
• Define displacement and describe how displacement affects the use of aerial photos.
• Determine the direction of North on an aerial photo.
• Use an air photo index to determine the photos required to cover a specific area on the ground.
• View stereo pairs of photos in three dimensions.
• Estimate the size of areas on a map or aerial photo.
• Use a dot grid to estimate areas on maps and photos.
• Describe at least two other methods for estimating areas.
• Describe limitations of area calculations from aerial photos.
• Use a topographic map for determining slope and stream flow direction.
• Interpret the boundaries of a watershed on a contour map.
• Determine slope and aspect of specific locations on a contour map.
• Project a road of specific grade onto a contour map.
• Describe the advantages and disadvantages of ortho photos.
• Describe in general terms how an ortho photo is created.
• Use aerial photos to navigate in the woods.
• Use images on an aerial photo to find features on the ground.
• Estimate distances and bearings to find locations on aerial photos.
• Timber type using aerial photos.
• Describe and identify the aerial photo characteristics used in timber typing and the delineation of polygons.

Effective as of Fall 2003