S/A
Diamètre réel de la paroi
10'
3.05m (10'-0")
12'
3.68m (12'-1")
15'
4.57m (15'-0")
18'
5.44m (17'-10")
21'
6.38m (20'-11")
24'
7.29m (23'-11")
27'
8.18m (26'-10")
30'
9.09m (29'-10")
33'
10.01m (32'-10")
Limite de déterrement
Rayon
2.04m (6'-8 1/2")
2.34m (7'-8")
2.49m (8'-2")
2.92m (9'-7")
3.39m (11'-1 1/2")
3.85m (12'-7 1/2")
4.29m (14'-1")
4.75m (15'-7")
5.21m (17'-1")
Diamètre
4.09m (13'-5")
4.67m (15'-4")
4.98m (16'-4")
1 1/4 tonnes
5.84m (19'-2")
1 1/2 tonnes
6.78m (22'-3")
1 3/4 tonnes
7.70m (25'-3")
8.59m (28'-2")
2 1/4 tonnes
9.50m (31'-2")
2 1/2 tonnes
10.41m (34'-2")
2 3/4 tonnes
Matériaux nécéssaires*
Sable
Poussière de roche
7/8 tonne
1/4 tonne
1 tonne
1/3 tonne
1/2 tonne
3/4 tonne
1 tonne
2 tonnes
1 1/2 tonnes
1 3/4 tonnes
2 tonnes
2 1/4 tonnes