Tender For Area Development Work At Ppt And Other Machanical Sites Of With 5Th Stream Alumina Refinery At Damanjodi Odisha; AREA DEVELOPMENT AT PPT & OTHER MECHANICAL SITES 1 Providing and laying water bound macadam layer of 150 mm compacted thickness, laid by using 38 to 75 mm size crushed aggregate compacted with 8 to 10 T roller at O.M.C grouted with soft/yellow murrum free from clay, clots and stones and adequate watering and final compaction by 8 to 10 T roller all to proper grade, camber and finished by sprinkling and rolling quarry crushed rock- dust at uniform rate over the surface and final rolling. SQM 300.00 1161.60 348480.00 2 Excavation in ordinary soil (as defined in IS:1200) including clay, black cotton soil, soft & hard murrum, sand, gravel, soil containing small pebbles, rubble, boulders, removable without breaking / blasting, etc. which can be loosened manually or with mechanically operating tackles such as pick shovels, front loader etc. for all types of foundations / footings, plinth beams, pilecaps, underground piping or any other substructure; including removal of vegetation, shrubs, trees, etc., shoring, strutting, dewatering (BY SUITABLE METHOD LIKE PUMPING, WELL-POINT METHOD, etc.), backfilling with excavated earth including necessary compaction and disposal of surplus earth up to a distance of 1 KM from the nearest edge of excavation area. The rate shall include all tools, tackles, supervision, transport and incidental expense, etc. as per section 1 of Technical Specification, up to and including a depth of 2M below existing level. CUM 175.00 137.50 24062.50 3 Providing and laying 230 mm thick selected rubble soling under floors, foundation, and in other areas including filling the interstices with selected (approved) earth / murrum downgraded metal and mechanical compaction by 8 / 10T roller to required level and grades all as per Sec-1 of technical specifications. (Incl. breaking of Rock Boulder, Rock breaker to be arranged by the agency). SQM 405.68 880.00 356998.40 4 Supplying and filling selected earth/ moorum (excluding black cotton soil) from Contractors own borrow areas including royalty, with all leads and lifts in low laying areas and filling to required grade and level including watering, compacting at optimum moisture content to 90% of Proctors density, consolidation and rolling with 8 to 10 tonne power roller in layers not exceeding 20 cm thickness, complete in all respects inclusive of cost of all labour, materials, tools, tackles etc. as per drawings, specifications and direction of Site Engineer. CUM 343.57 1650.00 566894.35 5 Excavation in ordinary soil or filled up material for forming the subbase for receiving the road soling and compacting the sub base at Optimum Moisture content (O.M.C.) with 8 to 10 T roller, to proper grade and camber and elevation including all labour, supervision, plant/equipment, disposal of earth into road embankment or otherwise as directed etc. complete as per drawings for BOX CUTTING USING MECHANICAL EQUIPMENTS. CUM 250 1760.00 440000.00
