Details: m &l for carryout boring/drilling trial bore holes of 600mm (min) diameter bore suitable to fix 300 mm dia upvc pipe in all kinds of soils, unconsolidated & semi-consolidated formations and rocks by using suitable method (by dth- -rotary or riverse rig method or augering by hammering) or any other suitable drilling method below ground level in any type of soil rock/ hard rock / loose boulders with sand including collection of strata samples in transperent polybegs @5m or whenever there is any change in strata, selection of site for boring by standard method/ practice disposal of materials obtained ( soil, rock, boulders, etc) from boring to distance not exceeding 50 meter including complete in all respects with all labour, materials, tools and tackles, equipments, rig, etc. all as specified in is 2800 and direction of the engr in charge' for following depth ;- (a) from gl(ground level) to 30 metres depth (below ground level) m &l for carryout boring/drilling trial bore holes
Sector: Defense