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7/23/2019 1. Two Way Measurement
http://slidepdf.com/reader/full/1-two-way-measurement 1/3
stn Leg Forward Distance
IP0 IP0-1 10.650+11.13+6.80+11.74+9.666+10.094+
12.000=72.080
IP1 IP1-2 5.490+7.534+11.838+6.414+8.494+
11.712=51.482
IP10 IP10-9 11.956+13.134+10.040+11.136+9.160+
12.492+12.926+9.918=90.762IP9 IP9-8 13.054+10.354+10.176+15.130+
10.050=58.764
IP8 IP8-7 10.720+10.150+10.060+7.244+
8.582+8.530=55.286
IP2 IP2-3 14.180+14.220+13.740+11.660+12.282=66.082
IP3 IP3-4 5.59+4.770+9.140+6.954+9.014+
3.278+1.806+1.992+5.92=48.464
IP4 IP4-5 8.668+6.112+6.184+7.082+
9.616+10.932=48.594
IP5 IP5-6 7.864+7.452+6.100+9.138+7.580+9.200=47.33
IP6 IP6-7 8.930+7.950+8.538+14.378=39.796
7/23/2019 1. Two Way Measurement
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Backward distance Discrepancy Avg. dist. Accuracy
8.680+7.820+6.594+12.800+12.246+9.580+
6.322+8.036=72.078 0.002 72.079 1:36039.5
5.414+11.036+12.638+72.000+6.190+
9.000=51.478 0.004 31.48 1:12870
10.878+17.772+8.174+13.298+7.112+14.714+
13.112+8.69+10.000=90.750 0.012 90.756 1:756312.002+11.992+8.092+8.192+8.964+
9.518=58.760 0.004 58.762 1:14690
12.742+8.928+7.294+10.446+
8.884+7.358=58.282 0.004 55.284 1:13821
13.780+13.452+12.830+12.340+13.710=66.112 0.03 66.097 1:2203.233
6.312+2.256+2.774+5.546+8.000+9.864+
8.970+4.744=48.466 0.002 48.465 1:24232.5
7.372+8.592+9.340+10.450+
8.560+4.172=48.576 0.012 48.585 1:4048.75
8.694+6.39+4.740+7.320+8.634+11.536=47.31 0.02 47.324 1:2366.2
13.395+12.345+11.340+2.698=39.778 0.018 39.787 1 :2210.38
7/23/2019 1. Two Way Measurement
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