8 60 SIDE B A CKFILL Inc orrec tly B ackfilled Modules are to be back lled e v enly in 12 305mm lif t s C orrec tly B ackfilled Modules une venly back lled c an shif t and c ompromise the o v er all inst alla tion o f the s ystem 1 Inspec t all geo textile ensuring tha t no damage exist s which will allo w sediment into the module s y s tem 2 Onc e the geo textile is secured begin to plac e the S ide B ack ll a Ma terial should meet A ppendix C A c c e p t able F ill Ma terial b B ack ll sides e v enly around the perimeter without exc eeding single 12 305 mm lif t s c P lac e ma terial utilizing an exc a v a tor do zer or c onv ey or boom from the na tiv e soil surrounding the exc a v a tion do no t direc tly ac c e ss the s y s tem during side back lling d C ompac t the back ll ma terial to settle the stone and pro vide a unif orm distribution