survey swil2b #Data from Willie Stanton's Survey Book 1 # p. 47-50 (=PDF p.51-54) #Typed in by Footleg, June 2012 #5th August 1951 SWILDONS HOLE SURVEY #Through Sump 1 to Swildons 2 streamway, start of 4 Letter Link and start of Approach Passage, #Swildons 2 streamway from Creep 2 to Sump 2, inlet from Landing to Muddy Sump centreline cs OSGB:ST date 1951.08.05 #in this survey some angles are in degrees:minutes, others decimal degrees units tape feet units depth feet data normal from to tape compass backcompass clino ignoreall C1 D1 11.8 - 85 -24 On rocky bank. D1 A 36.8 251 - 0 D1 to near side of Sump I 11.8'. D1 to far side of Sump I 18'. D1 is in pool at stake for cable. U V 29 - 6:30 0 Lake begins as 10'. (Little sketch) V W 33.8 141:30 - 0 Lake W X 47 132:10 - 0 Bearing from 2' to right. W to near side Duck II = 3.5. W to far side Duck II = 20.4 data diving from to tape compass backcompass depthchange ignoreall X Y 83.5 - 354 -0.7 Y at lip of Sump II, 3" air space goes on 10 more data normal from to tape compass backcompass clino ignoreall # Y (Little sketch). Total 1010' T Ri 22.1 19 - 20 Ri Rii 46 315 - -3 Sump on left at 41' feet Rii Riii 32 348 - 2 Bearing from 3 feet to left data diving from to tape compass backcompass depthchange ignoreall Riii Riv 27.3 284 - -4 Bearing from 2' to left. Iv is Muddy Sump. Dp below Sump I is 20.6 feet. Total 1127' data normal from to tape compass backcompass clino ignoreall a2 b2 43 83 - 15 a is on N.Side of passage just before Creep I -> (sketch) b2 c2 20.7 6 - 8 c2 d2 11.3 42 - 10 d2 e2 18.9 139 - 0 (e) is where passage rejoins streamway. Stn 35 (p.52)-(e) is F.S. 234 (TRUE), Dist 18', Clino +45 (deg), HD 12.7, VD +12.7 d2 f2 10.3 245 - 60 f2 g2 6.2 319 - 0 g2 h2 16 237 - 65 h2 i2 46 329 - 0 (i) is where passage gets too low. (some indistinct numbers follow. Too faint to read on logbook scan). Total 1207' (?) M 1 11.7 - 145 -20 1 2 28.5 35 - 85 2 3 19.9 - 230 16 2 is on lip of Approach passage. Little passage starts 15 back. 3 4 16 122 - 7 3 - 12 Trench up to 2 feet deep in floor of this passage 4 5 18 59 - 15 Little passage off to South from 4 5 6 9.5 17 - 10 6 7 13.5 46 - 17 7 8 24.2 74 - 13 8 9 8.8 137 - 10 9 10 19.8 89 - 15 10 11 9 26 - 12 11 12 10.7 78 - 10 data diving from to tape compass backcompass depthchange ignoreall 12 13 8.5 25 - -2 Little passage goes uphill straight on data normal from to tape compass backcompass clino ignoreall 13 14 12.3 85 - 9 14 15 11.6 63 - 10 data diving from to tape compass backcompass depthchange ignoreall 15 16 12 125 - -3.5 Low creep at 4-10 feet. Chamber goes 15' in same line data normal from to tape compass backcompass clino ignoreall 16 17 14.5 - 265 6 17 18 12.6 22 - 6 # 18 19 11 - - DOWN 18 is in crack at top of "11 foot drop" (This leg duplicated in notes and now only included in file swildons2-c) endcentreline endsurvey