;Tham Tan Sa Na
;Book - Dave Barrett  Inst. - Malc Reid
;Survey Book 8 Page 1
#date 2002-02-23

#units meters order=dav

#fix 15 471487 1770929 690	;2003 GPS fix at entrance
#note 15 Tham Tan Sa Na
#flag 01 /Sump
#flag 15 /Entrance
#seg /cave/stream
02	01	19.6	264	2
01	<3 1.5 1 1>
02	03	29.6	130	0.5	<3 8 3 1>
03	<1.5 8 10 1>
04	03	20.4	276	-1	<2.5 8 8 1>
04	05	26.2	66	1
05	<2 5 8 1>
05	06	14.4	353	0
06	07	25.5	64.5	0	<0.5 8 9 1>
07	<3 4 7 1>
08	07	24.7	214	3.5	<6 4 7 2.5>
08	09	30.5	352	-2
09	 < 6 8 1 10>	;for an unknown reason U & D have to be reversed to plot properly
10	09	19.5	156	0	<4 1.5 7 1.4>
10	11	25.8	28	0
11	12	15	116	-3	<7 7 6 1.6>
12	13	19.46	62	0	<.2 4 2.5 0.5>
13	14	9.4	23	0	<6 1.5 2 0.5>
14	<2 4 3 0.5>
15	14	21.8	240	0	<3 3 3 1.6>
#seg /surface
16	15	12	247	0