;Cave:	Marble Steps Pot
;Surveyors:	Dave Ramsay notes / Richard Bendall instruments & tape
;Date:	21/07/11/11
;Instruments:	Becka's Suunto Compass & Clino  

*begin	MainChamber2
*export 001	007	008

*date 2011.07.21
;commented out by Simon Cornhill 2019.04.27 as it is superseded by *declination auto in leckfell.svx
;*calibrate declination +2.49	;RGB calculated mag decl from http://www.ngdc.noaa.gov/geomagmodels/struts/calcDeclination
				;54.188n 2.492w 2011.05.23 
;*calibrate compass


;*calibrate tape 	; +ve if tape was too short, -ve if too long

;stn to stn	tape	comp	clino
001	002	4.13	074	+20
002	003	7.35	-	Up
003	004	3.69	352	+8
004	005	2.80	-	Up
006	005	3.03	189	-1
006	007	5.72	289	+38
007	008	4.35	358	+9
007	009	10.05	013	+40
009	010	2.39	294	-24.5
010	011	8.70	320	-47
011	012	4.32	315	-37
012	013	2.94	315	-4
013	014	2.30	255	0


*data passage station left right up down ignoreall
001	6.0	7.0	6.0	0.9	;Stn  Boulder centre of Lower Main Chamber =Stn Sidewinder1.010 
002	3.0	0.0	7.0	1.4	;tag LMC
003	0.0	4.0	2.0	8.8	;end bolt of traverse
004	0.8	0.7	3.5	1.0	;Jambed boulder
005	0.0	4.0	0.0	3.8	;Bolt before small drop
006	2.3	2.3	12.0	1.7	;Block in centre of UMC
007	0.0	5.5	1.8	1.7	;first bolt  =stn Mainchamber1.005
008	2.3	2.3	12.0	1.1	;Tag foot of gulley =Stn Mainchamber1.006
009	1.4	0.0	14.0	1.6	;Wall of gulley
010	0.05	0.2	0.5	1.4	;roof of passage
011	0.4	0.2	1.2	0.6	;centre of passage above rocking boilder
012	0.2	0.2	0.1	0.4	;Mid passage
013	0.4	0.1	0.1	0.5	;at bend
014	0.2	0.3	0.1	0.2	;continues too tight, cuts down

*end	MainChamber2