survey elevationsurveycheck7
	centreline
		date 2009.2.15
		data normal from to tape compass clino ignoreall
		r13	r14	18.5	321	-21
		r14	r15	8	231	-23
		r15	r16	2.6	273	-12	
		r16	r17	6.5	221	-27
		r17	r18	5.4	301	-24
		r18	r19	17.5	022	-15
		r19	r20	25.4	041	6
		r20	r21	46.8	044	0
		r21	r22	11.8	323	-19
	endcentreline
endsurvey