SNR300 pobowola rig ndi mtundu wa sing'anga komanso wotsogola wokwanira wama hydraulic multifunctional madzi oyambira bwino pobowola mpaka 300m ndipo amagwiritsidwa ntchito ngati madzi, kuwunika zitsime, ukadaulo wapampweya wapakatikati wowonjezera kutentha kwa mpweya, dzenje lotsekemera, bolting ndi nangula chingwe, yaying'ono mulu ndi zina.Kukhazikika ndi kulimba ndizo mawonekedwe akulu a nsaluyo yomwe yapangidwa kuti igwire ntchito ndi njira zingapo zobowoleza: kusinthasintha kufalikira kwamatope ndi mpweya, kutsika kwa kuboola nyundo, kufalikira kwachizolowezi. Ikhoza kukwaniritsa zofunikira pobowola m'malo osiyanasiyana a geological ndi mabowo ena ofukula.