Sokkia im-101 Operator's Manual page 132

5. Enter the curve direction, parameter A (clothoid parameter),
KE-KA curve length (length of curve from KE to KA), KE
follow-up distance, and target point follow-up distance.
6. Press [OK] in the screen shown in step 5 to calculate the
center peg coordinates. The coordinates are then displayed
in this screen.
7. Press {ESC} three times to finish spiral calculation and
return to <Road>.

• KE-KA curve length (length of curve from KE to KA)/KE follow-up distance/target point follow-up distance
input range: 0.000 to 99999.999 (m))
S p i r a l / C L p e g
D i r e c t .
P a r a A
K E
K A -
K E S t a . . i n g
S e t O u t p t . s t a
S p i r a l / C L p e g
N
E
A z m th
WIDTH
126
25. ROUTE SURVEYING
R i g h t
5 0 . 0 0 0 m
l e n g t h
4 1 . 6 6 7 m
OK
1 5 3 . 7 1 8 m
1 6 0 . 0 0 0 m
OK
1 6 4 . 8 3 7
2 3 1 . 0 0 4
1 2 5 3 2 ' 4 8 "
REC S-O CENTER