In: Civil Engineering
What magnetic bearing is needed to retrace a line for the conditions below..
1875 Magnetic Bearing |
1875 Declination |
Present Declination |
|
a |
N 650 35’ E |
30 30’ W |
20 30’ E |
b |
S 730 10’ W |
20 20’ E |
10 15’ W |
c |
N 890 55’ W |
00 30’ W |
40 15’ E |
d |
S 450 30’ E |
70 15’ E |
50 20’ W |