Geological and topographical maps, their interpretation and use, a handbook for the geologist and civil engineer (1911)
Dwerryhouse, Arthur Richard, 1867- · London, E. Arnold · leaf 117
dips, andlet their amounts be, for example, 30° and 45°respectively.Draw AD at right angles to AB, making AD of any convenient length (say two or three inches).Draw AE at right angles to AC, making AE equal to AD.From D draw DF, cutting AB in F, and making theangle ADF equal to the complement of… … Fig. 78. SOLUTIONS OF DIP PROBLEMS 105 Join FG. This will be the direction of strike.From A draw AH perpendicular to FG, and meeting it (produced if necessary) in H.AH, being at right angles to the strike, will be the direction of true dip.Draw AK at right angles to AH, making AK equal to AD, and…
Cartography · Geology · Topographical drawing
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