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PLAN FERRAILLAGE-ESCALIER scara 1:20 Ø8/20 L=740 cm
/20
60
/20
60
10
10
6
Ø
Ø8/20
Ø
9
155
7 Ø 8/20
3
/20
60
L=
2
Ø
60
5
1 10
Ø10/20
10
1
Rep
4
Ø8/
L=
cm
cm
8
8
180
Ø8/
7 Ø 8/20