To date, the average total capacity of the drainage system of the sinkholes of PO Phosphorite is about 3 thousand m3/ h, approaching in the flood period to 8 thousand m3/ h.
How to cite:
Kuchaev V.K., Khodina V.A. Conditions of drainage water formation in the quarries of the Kingisepp phosphorite deposit // Journal of Mining Institute. 1991. Vol. 129. p. 39-41.
