d
38-51 mm
1 1/2"-2"
L
30-60 cm
1'-2'
D
1-1.8 m
3'-6'
45°-60°
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Reliever holes are necessary when trench is deep
Repeat the same procedure for deeper case
d
38-51 mm
1 1/2"-2'
L
1
40-60 cm
1'4"-2'
L
2
30-40 cm
1'-1'4"
D
1-1.8 m
3'-6'
Symbol Key
d
38-44 mm
1 1/2"-1 3/4"
L
30-60 cm
1'-2'
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Demolition Technologies BRISTAR Distributors
P.O. Box 427
107 Mildred Street
Greenville, AL 36037
Phone:
1-800-282-4384
Fax:
(334) 382-7548
Email:
info@demolitiontechnologies.com
