Tender For Reconstruction Of Compound Wall & Providing Pavement Tiling For Walkway At Co2 Storage Areas.; 1 Providing and fixing cladding with 0.50mm thk Galvalume coloured sheet .Galvalume sheets of 0.50mm thickness shall be fixed on the provided structural members. using8mm dia Galvanised steel J or L hooks bolts and nutsG.I. plain and bitumen washerson crest of sheets with minimum end overlaps of 150mm and appropriate side laps .Fabrication of departmental structural tube of any size and weightby straightening,cutting and weldingas per approved drawing or as instructed by the Engineer-in-charge.The fabricated structural members shall be erected in position, aligned to the specified line and level by welding/bolting.vertical postis to be embedded in concrete(concrete to be measured and paid under a relevant item), including cost and conveyance of all materials labour ,hire charges for tools and plants,cost of electrodes,wastage, other incidentals etc complete, etc.Complete all as directed by the Engineer in charge.(Finished area of cladding sheets will only be measured and considered for payment. Overlaps will not be measured). 2 Dismantling and Refixing Existing Galvalume coloured Sheet Barricading. Carefully dismantle the existing Galvalume sheet barricading, including the removal of existingstructural members with out damage to the material for re-use including demolishing the concrete foundations or supports where necessary to facilitate the removal of vertical posts or other structural members.Refix the dismantled Galvalume sheets onto the structural members using approved galvanized steel J or L hooks bolts, nuts (8mm dia), G.I. plain washers, bitumen washers, on crest of sheets with minimum end overlaps of 150mm and appropriate side laps.Erection of dismantled structural membersin position, aligned to line and level, using welding or bolting as appropriate.The vertical posts are to be embedded in concrete, ensuring proper stability (concrete work will be measured and paid separately),including cost and conveyance of all materials labour , other incidentals etc complete, Hire charges for tools and plants,cost of electrodes,wastage other incidentals etc.Complete all as directed by the Engineer in charge. (Finished area of cladding sheets will only be measured and considered for payment. Overlaps will not be measured) 3 Demolishing stone rubble masony/Concreteing by mechanical means including stacking reusable rubble and disposal of un serviceable materials,Including labour forremoving of mortar from demolishing rubbles, disposal of debris within CSL premises etc,Hire charges for tools and plants other insidentals etc.Complete all as directed by the Engineer in charge. complete. 4 Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as per the direction of Engineer-in-Charge 5 Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m,including cost and conveyance of all materials labour, other incidentals etc complete 6 Disposal of unserviceable materials from site to outside CSL premises by usingTipper & JCB lead up to 5 km , Rate is inclusive of all operational expenditure, including the operational cost of JCB, as directed by Engineer-in-charge. 7 Providing and laying in position cement concrete of grade 1:4:8 using 40mm nominal size stone aggregate including shuttering, cost and conveyance of all materials,labour for mixing, laying, consolidating curing etc. complete. 8 Providing and laying reinforced cement concrete 1:2:4 using 20mm down gradedbroken granite metal in upto 5m height including shuttering, cost and conveyance of all materials, labour for mixing, laying, consolidating, curing,cost of dewateringetc.complete but excluding reinforcement. 9 Providing and laying reinforced cement concrete 1:1.5:3 using 20mm down gradedbroken granite metal in upto 5m height including shuttering, cost and conveyance of all materials, labour for mixing, laying, consolidating, curing,cost of dewateringetc.complete but excluding reinforcement. 10 Supplying and Fabrication of reinforcement for RCC work including cost and conveyance of all materials, labourfor,uncoiling,straightening,cutting,bending,laying & tying with 22G binding wire etc.complete includingcost of steel (mild steel or tor steel) and cost of binding wire. 11 Random rubble masonry in CM 1:6 with hard stone in Foundation & superstructure upto 5 meters, & pointing with CM 1:3 matching with existing compound wall, including leveling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size), cost and conveyance of all materials, labour, other incidentals etc complete, all as directed by the Engineer in charge. complete. 12 Random rubble masonry with departmently supplied rubble in CM 1:6 with hard stone in Foundation & superstructure upto 5 meters, & pointing with CM 1:3 matching with existing compound wall including leveling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size), cost and conveyance of all materials, labour, other incidentals etc complete, all as directed by the Engineer in charge. complete. 13 Plastering with C.M 1:3, 15 mm thkfor top of compound wall including water cutting matching with the existing compound wall, floated hard and trowelled smooth including cost and conveyance of all materials, labour, curing etc.complete as directed by the Engineer-in- charge 14 Painting with one coat of primer of approved premium quality& Two coat exterior quality Acrylic emulsion paint of premium quality & colour after rubbing and cleaning the surface using wire brush,sand paper etc. including cost and conveyance of all materials labour, scaffolding other incidentals etc. complete, all as directed by the Engineer-in-charge. 15 Supplying and fixing in position 450mm dia. Concertina coil made of high tensile galvanised steel wire 2.4mm dia with 0.5mm thk galvanised razor strips and 16G galvanised clip coated with bitumen black paint on wall with existing Y angle. Each coil shall be streched to 6m avg. length and having 50nos rounds per 6 metre length and tired with 10 nos horizontal runner wire of same material and type on either sideof Y angle with 2.5mm dia. GI wire and as manufactures specifications. (Rate shall be inclusive of 10 runner wires also), including cost and conveyance of all materials labour, scaffolding other incidentals etc. complete, all as directed by the Engineer-in-charge. 16 Refixing departmentaly issued 450mm dia. Concertina coil& barbed wire with existing Y angle. Each coil shall be streched to 6m avg. length and having 50nos rounds per 6 metre length and tired with 10 nos horizontal runner wire and type on either sideof Y angle with GI wire, including cost and conveyance of all materials labour, scaffolding other incidentals etc. complete, all as directed by the Engineer-in-charge. 17 Fabrication of all types of structural steel works by straightening,cutting & welding using all types of steel sections plates,flats, angles,mild steel tubular (round, square and rectangular hollow tubes) of any size and weight as per approved drawing or as instructed,erecting in positionto line and level by welding/bolting embedding in concrete including painting with one coat of iron primer & Two coat Aluminium paint ,hire charges for toolsand plants,cost of electrodes,other incidentalsetc. complete all as directed by the Engineer-in-charge. 18 Surface dressing of the ground including removing vegetation and 40mm granular aggregate clearing manually in-equalities not exceeding 15 cm deep and disposal of rubbish and debris within a lead of 3km including all labour, other incidentals etc. complete. 19 Providing and laying 60mm thick factory made cement concrete interlocking paver block of M30 grade made by block making machine with strong vibratory compaction, of approved size, design & shape, laid in required colour and pattern over and including 50mm thick of compacted bed of 6mm aggregate, PVC sheet,filling the joints with fine sand,finishing the edges with concret etc complete as per the direction of Engineer – in – charge. (concrete to be measured and paid under a relevant item) 20 Providing and fixing GI chain link fabric fencing of dia 4mm or nearest available size of required width in mesh size of 50x50mmon M.S. structurals already fixed using suitable bolts and nuts includingcost of materials, labour for dismantling unusable GI chain link etc complete.Disposal of unserviceable material within 3km lead as per direction of Engineer-in-charge (M.S structurals measured and paid seperatly.)
