encoding  utf-8
survey R10

centreline
cs OSGB:ST
date  1970 03 17
#Source WIS survey book 2 pp65/6


data normal from to compass clino tape ignoreall
units tape feet
#calibrate compass +8.16
calibrate compass -0.26
#altered to allow for automatic magnetic deviation correction.

481  507  084.66  18.16  24.0
507  508  147.83  3.83  33.1
508  509  112.00  56.75  7.6
509  510  159.16  28.0  5.2
510  511  160.00  33.83  65.0
511  512  301.33  2.75  5.5
#512 Tip of embedded chain link (2 loose links) holding rope.
511  513  132.33  6.33  21.5
513  514  200.33  15.5  6.0
514  515  180.00  -13.0  33.6

endcentreline
endsurvey R10