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NORTH DAKOTAS USE OF AERIAL INVENTORY FOR COUNTY
A PHOTOGRAMMETRIC APPROACH TO HIGHWAY ROUTE LOCATION
ADJUSTMENT OF PHOTOGRAMMETRIC SURVEYS
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65 percent abscissa accuracy of earthwork adjusted photogrammetric aerial inventory arithmetic mean Balplex C-factor centerline adjustment centerline profile comparison compilation construction contour interval contour map cost datum plane design quantities determine double projection instruments earthwork quantities embankment quantities endlap and sidelap equivalent vertical difference equivalent vertical error F2 survey field cross-sections field profile field survey Figure final line flight height flight lines focal length frontage roads Graph ground crew h/H ratio height h highest relief Interstate 84 Kelsh line of flight lowest relief machine computation map scale maximum endlap minimum North Dakota overlap pay quantities photogram photogrammetric cross-sections photogrammetric instruments photogrammetric measurements photogrammetric quantities photogrammetric surveys point of highest point of lowest Relative accuracy relief height route shown in Table slope stakes spot heights square mile standard deviation stereomodel stereoplotter stereoscopic coverage systematic errors terrain data tilt total error vertical photographs width