DAM
Thailand 1:50,000 WGS84
edition 1RTSD,series L7018,sheet 4924 IV
contour interval 20 meters
Slope1:597601 - 599602
X = 150 m. (3 mm.)
Y = 80 m.
Y:X = 80:125
Y:X = 1:1.875
Slope = 28.07
Slope2:593601 - 594602
X = 125 m. (2.6 mm.)
Y = 80 m.
Y:X = 80:125
Y:X = 1:1.5625
Slope = 32.62
