Sokkia CX Series Operator's Manual page 178

25. ROUTE SURVEYING
Calculation using BCC as reference:
"ECC ETC Calculation"
PROCEDURE Calculation using BTC Point as reference
1. In the second page of the OBS mode
screen, press [MENU], then select
"Road".
2. Select "Parabola" to enter the
Parabola menu then select
"BTC BCC Calc."
3. Input the coordinates of the BTC point
(reference point). Press [OK] to set
the input values.
168
AZ
ETC
ECC-ETC
Curve length
Q
Q Stationing Chainage
Stationing Chainage
ECC
BP
Road
O c c . O r i e n .
L i n e
C i r c . C u r v e
S p i r a l
P a r a b o l a
Parabola
BCC Calc.
BTC
ECC ETC Calc.
Parabola/BTC PT
Np : 472345.621
Ep : 203647.972
LOAD REC OK