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4-8” Basalt is commonly used for construction sites to establish a foundation for heavy equipment traffic in very wet or muddy areas. In landscaping, it has been used to line garden beds and build smaller rock walls.
Calculations
For products under 7/8"
One Cubic Yard Covers:
324 Sq. Ft. ......... 1" deep
162 Sq. Ft. ......... 2" deep
108 Sq. Ft. ......... 3" deep
81 Sq. Ft. ........... 4" deep
65 Sq. Ft. ........... 5" deep
54 Sq. Ft. ........... 6" deep
Rock Wall Formula
L x H
Sq. ft. per ton
1/2 man = 16 9" to 12"
1 man = 14 12" to 18"
2 man = 12 18" to 28"
3 man = 9 28" to 36"
4 man = 7 36" to 48"
5 man = 5 48" to 54"
6 man = 3 54" to 60"
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