;Tham Huang Po ;surveyed by Deharveng ;Visited by SMCC Feb 2000 ;L 281m VR 20m #units meters order=DAV prefix=CH0001 #fix 1 801416 1836368 384 #flag 1 /Entrance #note 1 Tham Huang Po #seg /cave ;data from published survey 1 2 68 137 0 2 3 24 75 0 3 4 11 98 0 4 5 44 119 0 5 6 28 144 0 6 7 36 201 0 7 8 27 253 0 8 9 10 289 0