Page 25 - index

TunnelsWorldwide

S B 5 10
15 20
10 1
25
2 25
3 NATM
1
A 0.3 NATM
0.6 1.0 2A 3A
25
25 2A
0.3 3A 0.0 25
2A 0.0 0.5

25
25 2A
0.5

2 NATM 9
NATM 26
A 0.0 0.65 2A 3A 25 1 25
0.0 2

NATM

25
5
S

P 1 P 1 P 2 P 3 P 4
P 1=P 2
5
4.4
5
NATM
25 25
1.00 1.00 0.64
P 1
1.00 1.00 0.64
P 2
0.26 0.79 0.00
P 3
0.00 0.50 0.00
P 4

9 25

IssueNo.5 2013 ShieldTunnellingTechnology 21