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Old Vertical Control Network
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Vertical Control Network
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FIRST ORDER CLASS II, with a length of 1952 km
SECOND ORDER CLASS I, with a length of 13002 km
2668 points, 54 lines
Reference: Jeddah, mean sea level, 1970
It was established in 1966-1971
current situation:
383 points, 14.35% present
2285 points, 85.65% destroyed
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