C
C
C
C
P
P
P
P
8
8
8
8
L
L
L
L
L
L
L
L
C
C
C
C
D
D
D
D
II
II
N
N
N
N
S
S
S
S
T
T
T
T
A
A
A
A
L
L
L
L
L
L
L
L
A
A
A
A
T
T
T
T
II
II
O
O
O
O
N
N
N
N
II
II
N
N
N
N
S
S
S
S
T
T
T
T
R
R
R
R
U
U
U
U
C
C
C
C
T
T
T
T
II
II
O
O
O
O
N
N
N
N
S
S
S
S
TM
TM
ENGINEER.qxd 16/10/01 13:14 Page 1
