Sokkia CX-62 Operator's Manual page 185

AZ
ETC
ECC-ETC
Curve length
Q
Q Stationing Chainage
ECC
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.
Stationing Chainage
BP
Calculation using BCC as reference:
"ECCETC Calculation"
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
BTC
ECC
Parabola/BTC PT
Np :
Ep :
LOAD
177
25. ROUTE SURVEYING
BCC Calc.
ETC Calc.
472345.621
203647.972
REC OK