; > Ogof Draenen: Blood River Extensions (War of the Worlds) ; Survey Grade 2 ;Discovered 31/5/98, Tim Guilford, Lev Bishop (OUCC) ; Lou Maurice (SWCC). ;Surveyed 31/5/98, Tim Guilford, Lev Bishop (OUCC) ; Lou Maurice (SWCC). ;Grade 2 Lou Maurice's orienteering compass. ;Survey into cave. ; ; Data entry: Tim Guilford & Ali Garman ; Station Equivalences *Equate BlodRvr2.0 BlodRvr1.18 ; *Equate BlodRvr2.13 POW.12a ; *Equate BlodRvr2.38 POW.34a ; *Equate BlodRvr1.11 POW.0 ; *Equate Blood.2 BlodRvr1.1 ; ; Specify units of measurement *Units length metres *Units bearing degrees *units gradient degrees ; Magnetic North to Grid North correction ; Mag deviation at the time of the readings (9-Oct-94) was ; 4.2 degrees (data from OS sheet 161, 1991). *Calibrate Declination 4.2 ; Data ordering *Data Normal - From To Length Bearing Gradient *Begin BlodRvr1 ;Blood River station 2 is Blood River Extensions 1 station 1 (PSS) 1 2 7.0 016 - ;(3m x 1m stream passage) 2 3 2.9 008 - ;small constricted cascade 3 4 2.6 355 - ;(3m x 1m passage) 4 5 3.8 024 - ;(Station 5=J1; boulder slope to stream) 5 6 3.1 050 - ;(breakthrough stream squeeze) 6 7 2.6 058 - ;(1m x 0.6m stream passage) 7 8 3.1 034 - ;+20 8 9 1.2 020 - ;-60 (down to stream) 9 10 3.7 038 - ;(10=J2 on central block; larger passage) 10 11 4.6 001 - ;(11=J3) 11 12 6.4 322 - ;(base of choked slope) 12 13 4.9 058 - 13 14 8.4 325 - ;(stream rift) 14 15 2.9 344 - ;(stream rift) 15 16 8.3 051 - ;(stream rift) 16 17 14.9 343 - 17 18 9.6 030 - ;(18=J4; big junction) 18 19 4.4 351 - 19 20 3.3 351 - ;(20=J5) 20 21 3.9 354 - 21 22 6.5 028 - 22 23 5.7 065 - 23 24 4.9 069 - ;(choke area) *End BlodRvr1 *Begin BlodRvr2 0 1 3.1 102 - ;(inlet; mudbanks; 2x1) 1 2 9.2 068 - ;(S2=J1) 2 3 4.2 154 - ;(2x2) 3 4 11.9 112 - ;(S4=J2) 4 5 14.3 018 - ;(S5=J3) 5 6 12.1 047 - ;(S6=J4 on block at pool; Lou's Aven) 6 7 4.8 358 - ;(Big junction chamber; boulders) 7 8 4.8 087 - ;(S8=J5; up start of rift) 8 9 4.5 166 - ;(rift 1x2) 9 10 18.1 142 - ;(S10=J6; shale chamber) 10 11 6.4 158 - ;(start rift traverse) 11 12 7.9 170 - ;(rift 1x3) 12 13 14.8 155 - ;(S13=J7; choke chamber) 13 14 3.3 155 - ;(scary rift) 14 15 8.0 077 - ;(stream passage 2x1) 15 16 10.4 089 - ;(stal chamber 4 round; boulderfloor) 16 17 7.7 038 - ;(3x3 passage) 17 18 9.8 046 - ;(ends in choke and muddy inlet crawl) 16 19 2.8 148 - ;(stal chamber) 19 20 8.5 199 - 20 21 3.2 184 - ;(S21=J8; 3m chamber) 21 22 2.3 194 - ;(crawl over boulders; view back up rift) 22 23 3.3 126 - ;(dry stream junction; 6m high) 23 24 11.6 160 - ;(S24=J9) 24 25 4.2 148 - ;(dual rifts) 25 26 6.8 148 - ;(S26=J10; old black stream) 26 27 2.4 067 - ;(S27=J11; black inlet junction) 27 28 4.1 140 - ;(S28=J12; I passage 1.5x2) 28 29 3.9 089 - ;(S29=J13; I passage maze) 29 30 10.2 151 - ;(S30=J14; old chamber 3x4 & 3 high) 30 31 6.3 171 - ;(S31=J15) 31 32 9.8 120 - ;(climable aven; oval phreas, cut floor) 32 33 5.4 130 - ;(rainbow choke) 31 34 6.0 254 - ;(pear drop passage 2x2.5) 34 35 4.9 288 - ;(S35=J16) 35 36 8.8 221 - ;(S36=J17 on roof; Seaweed Aven) 36 37 9.8 250 - ;(S37=J18) 37 38 18.9 225 - ;(S38=J19; Capture Junction) 38 39 4.1 127 - ;(stream 2.5x3.5) 39 40 3.8 149 - ;(S40=J20 boulder in stream; inlet) 40 41 14.2 229 - ;(S41=J21) 41 42 5.9 220 - ;(stream rift) 42 43 4.5 156 - 43 44 6.4 257 - ;(S44=J22 on roof; fossil loop) 44 45 7.2 253 - 45 46 4.6 316 - ;(draughting choke, stream underneath) 40 47 19.2 063 - ;(S47 on wall; stream passage 2.5x3) 47 48 11.2 148 - ;(S48=J23, inlet left) 48 49 9.7 075 - ;(S49=J24; tube to Seaweed Aven) 49 50 17.3 090 - ;(large precarious choke) *End BlodRvr2 *Begin POW ;Draenen Survey Data: Prisoners of War 1 (War of the Worlds) ;Discovered 7/6/98, Tim Guilford, Lev Bishop, Chris Densham (OUCC); Lou Maurice (SWCC). ;Surveyed 7/6/98, Tim Guilford, Lev Bishop, Chris Densham (OUCC); Lou Maurice (SWCC). ;Grade 2; Lou Maurice's orienteering compass. ;Survey into cave. 0 1 6.1 099 - ;(inlet; mudbanks; passage 2x1; S1=J1) 1 2 13.5 026 - 2 3 3.9 340 - ;(2.5x1.5 square passage) 3 4 12.9 071 - ;(S4=J2) 4 5 6.9 145 - ;(S5=J3; breakdown chamber 5x10 square) 5 6 6.2 067 - ;(S6=J4) 6 7 5.1 056 - ;(S7=J5) 7 8 8.2 058 - ;(S8=J6; pear shaped passage 2 high x 2.5) 8 9 10.1 083 - ;(S9=J7; flat pear shaped passage 0.6high x 2) 9 10 5.7 045 - ;(S10=J8; high level above) 10 11 11.5 153 - ;(S11=J9; passage 3 at base, rift above; meet inlet) 11 12 4.7 130 - ;(+30 up through boulders to chamber) 12 12a 5.6 320 - ;+40 11 13 3.2 229 - ;(stream rift 0.6x2) 13 14 8.2 155 - ;(high level above) 14 15 5.7 255 - ;(S15=J10; stream continues SW) 15 16 8.6 155 - ;(S16=J11; Black Aven) 16 17 7.4 262 - ;(stream in mushroom passage 2.5high x1)) 17 18 6.1 193 - ;(S18=J12; aven junction) 18 19 3.9 261 - ;(down stream) 19 20 3.2 230 - ;(little muddy aven) 20 21 4.0 165 - ;(S21=J13; passage 2x2 with narrow rift in centre) 21 22 12.4 256 - ;(S22=J14) 22 23 6.2 256 - 23 24 6.0 176 - ;(S24=J15) 24 25 6.4 198 - ;(S25=J16) 25 26 9.3 151 - ;(S26=J17; stal stream rift) 26 27 8.8 216 - ;(S27=J18; mushroom stream rift) 27 28 8.1 122 - ;(S28=J19) 28 29 13.9 162 - ;(fossil passage 3.5 wide by 1.5 high) 29 30 9.5 068 - ;(S30=J21 - possibly missed a number in situ) 30 31 4.9 066 - ;(S31=J22) 31 32 3.0 059 - ;(square passage 2.5 wide by 1.2 high) 32 33 7.7 130 - ;(S33=J23; station on roof) 34a 34 11.8 305 - ;(Tie-in to Capture Junction - watch surveydirections!) 34 33 7.2 252 - ;(low wide muddy fossil passage) 33 35 8.3 235 - ;(S35=J24) 35 36 4.7 254 - ;(S36=J25; diamond passage 1x1 with cut floor) 36 37 2.9 189 - 37 38 4.0 226 - 38 39 10.0 271 - ;(S39=J26 at muddy pool; start low wet mud crawlto PIOT) 39 40 12.7 222 - ;(S40=J27; Peace In Our Time 5 wide by 8 high) 40 41 18.7 120 - ;(+10; boulder slope in fossil passage 4 wide by 3high) 41 42 19.4 142 - ;(boulder floor; high dangerous rift above) 42 43 14.9 153 - ;(possible junction with stream below) 43 44 10.4 143 - ;(loose choke with hole left) 40 45 11.8 311 - ;(Aven, choke, outle streams, dig to 2nd aven) *End POW