Blasting for a septic field
Автор: banjoblast
Загружено: 2021-04-15
Просмотров: 82
Описание:
A foot of topsoil and then solid rock. To build a septic field I had to drill and blast the rock to a depth of 8 feet. Four rows of 12 holes each (48 holes) with about 9 pounds of ANFO in each hole. And a 25 ms delay between each hole.
Thanks to Brian Conklin for the GoPro video
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