earth mesh work- laying of earth mesh with 25mm / 28mm dia m.s. rod at a depth of 0.80 metre from top level of foundation, including excavation of trench of required depth and backfilling of the same, transportation of m.s. rods from site store to location, welding of m.s. rod to m.s. rod along the length, at crossings and with earth electrodes as per drawing, application of bitumen compound and covering with bitumen impregnated tape on all welded joints, for the type of soil prevalent at 0.80 metre below top level of foundations (m.s. rod of above sizes & m.s. flat as required shall be made available by rvpn).(a) in case electricity is made available by rvpn without charges.i) any soil, soft rock other than hard rock