4 1 1 4 7 2 8 0 0 1 7 9 4 5 4 3 7 3 5 0 0 1 7 8 5 1 0 2 2 6 4 1 0 0 0 0 1 1 0 1 1 1 0 9 3 2 0 0 0 0 1 1 1 1 2 0 3 8 2 9 0 0 0 0 1 1 2 3 3 3 5 9 1 0 0 0 0 1 V e r t i c a l S i d e s h o t s S t a t i o n E l e v a t i o n 2 0 5 7 1 7 7 2 1 5 8 1 2 5 2 2 5 8 0 1 4 1 5 5 7 9 6 0 C h a p t e r 1 C G S u r v e y 6 8 9