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| 1 | Pilling and foundation works 206-E-117 |
| 2 | Construction (Boring, providing and installing) of bored cast-in-situ reinforced cement concrete straight shafted piles of 500 mm diameter and specified length below the pile cap with M35 grade concrete, using sulphate resisting Portland cement of approved make conforming to IS:12330 (latest Rev) with a minimum cement content of 400kg/cum and stone chips of 20mm and down size, through all types of strata for supporting vessels\" foundation and to carry a safe working load not less than specified including conforming that pile rests on end strata having N>100 , excluding the cost of steelreinforcement but including the cost of cement (SRC), boring with rotary / percussion type drilling rigs using direct / reverse mud circulation method, hydraulic operated grab, maintaining borehole sides in position by bentonite slurry by direct mud circulation method, tremie concreting and temporary casing of appropriate length for setting out and removal of same and the length of the pile to be embedded in the pile cap, etc.including shifting of plant and equipment from one pile location to another, supply of necessary material including admixtures, plasticizers\", if required (quantity as per mix design report recommendation), mobilizing & demobilizing of required number of piling / boring rigs & ancillary equipments, tools & tackles, labor & carry out any ancillary work adjacent to piling work, disposal of surplus materials including earth, muck etc. from boring operation up to a distance of 10 km outside the Refinery premises at Amullaivoyal or north of CPCL Polytechnic site etc., all complete as per specifications, drawings and directions of Engineer-in-charge. |
| 3 | Supplying and placing in position HIGH STRENGTH DEFORMED STEEL BARS REINFORCEMENT (conforming to IS:1786, Grade Fe500), for 500mm dia RCC bored cast-in-situ piles for full length of pile, with helical ties, including transporting the Steel, straightening, cleaning, decoiling, cutting, bending to required shapes and lengths as per details, binding it in positionby 16 SWG black soft annealed binding wire, at every intersection, supplying and placing with proper cover blocks, supports, chairs, overlaps, spacers, inner rings welding to main longitudinal rods to form a rigid cage for all heights and depths, guide bar etc. complete as per the specifications and directions of Engineer-in-Charge. |
| 4 | \"Cutting the heads of R.C.C. piles of 500 mm dia and upto cut off level including exposing / cleaning, bending of the reinforcement, making site clean for casting of pile cap , removal and disposal of debris at designated place outside refinery up-to a leadof10 km at Amullaivoyal or CPCL Polytechnic site, etc. all complete as per the specifications and directions of Engineer-in-Charge |
| 5 | EARTHWORK EXCAVATIONby mechnical/manual means below ground level for all kinds of works in all types of soils except soft rock and hard rock as classified in specification for a depth up to 1.5m including removal of vegetation, shrubs and debris,removal of surface/rain water, cutting and dressing of sides in slopes, levelling, grading and ramming of bottoms and keeping the surface dry for subsequent works and disposal or stacking of excavated material within a lead of 100m including providing shoring & strutting if required,providing temporary supports to existing service lines like water pipes, sewage pipes, electric cables ,OWS/ CRWS pipes,chambers,storm water drain walls etc; all complete as directed by Engineer-in-Charge. |
| 6 | Same as Item No:50 above but for depths beyond 1.5m and upto 3m. |
| 7 | BACKFILLING after execution of work to proper grade and level with selected materials from available excavated soil from soil heaps within a lead of 100m, including re-excavating the deposited soil excavated earlier, breaking clods, laying at all depths & heights in layers of thickness not exceeding 150mm watering, rolling and ramming by manual methods / mechanical compactors, dressing, trimming, etc., in foundations, trenches, pits, etc. including all labours, tools & tackles etc all complete as per the specifications and directions of Engineer-in-Charge. |
| 8 | TRANSPORTING & DISPOSING the surplus earth & debris including shrubs and vegetations from construction area (beyond the initial lead of 100m) to the designated area within the refinery premises up to a lead of 3km including re-excavating the deposited soil excavated earlier, transportation, loading, unloading, laying at all depths & heights, stacking, levelling and dressing both areas (viz., from where the earth is transported and where it is deposited) to required levels and slopes complete with all lifts as directedby Engineer in Charge.( Note: If measured by stacks 30%voids will be deducted.) |
| 9 | Supplying and filling approvedM- SAND of specified quality under floors, foundations, pile caps etc. for all depths & heights including cost of sand, royalties, taxes, handling, loading, unloading, transportation to site for all leads & lifts, stacking, spreading in layers of loose thickness not exceeding 150mm, watering, ramming, compacting with mechanical compactors and/or other equipment to the specified levels , including preparation of subgrade to the required slope, providing testing apparatus and testing the degree of consolidation, all complete as per drawings, specifications and directions of Engineer-in-Charge. The rates shall be inclusive of the cost of labour, tools and tackles, etc. all complete. |
| 10 | Providing, mixing and laying of PCC 1:4:8 (1 cement: 4 M-sand : 8 coarse aggregate ) nominal mix using 40mm and downgraded coarse aggregate andOrdinary portland cement 53 grade for any thickness belowfoundations, Pile cap, raft, Grade slab etc.including shuttering, tamping, ramming, vibrating, curing, etc., all in any shape, position, thickness and finishing the top surface rough or smooth as specified and directed all complete, as per drawings, specifications and as directed by Engineer-in-Charge. |
| 11 | Providing and laying in position ready mixed M-35 grade concrete (using OPC 53 grade) for reinforced cement concrete work, with minimum cement content as 400 kg/cum excluding the cost of centering, shuttering, finishing and reinforcement, including cost of admixtures in recommended proportions as per IS : 9103 to accelerate/ retard setting of concrete, improve workability without impairing strength and durability as per direction of the Engineer-in-charge. Contractor must submit manufacturer\"s batching report along with each batch of concrete. Cost of cement is included in Contractor\"s scope. - All works in SUBSTRUCTURE upto plinth beam level. |
| 12 | Same as Sl. No. 110 above, but for All works in SUPERSTRUCTURE at all heights above plinth beam level. |
| 13 | Providing and fixing CENTERING & SHUTTERING in SUB-STRUCTURES for all depthsand upto 1.5m above ground level including strutting, bracing, propping, keeping the same in position during concreting and removal of the same after specified period, application of mould releasing agents ofapproved make, for Straight/Inclined Shuttering, keeping necessary provision for inserts, projecting dowels, anchor bolts or any other fixture, etc., all complete and as specified and directed by Engineer-in-Charge. |
| 14 | Supplying and placing in position HIGH STRENGTH DEFORMED STEEL BARS REINFORCEMENT (conforming to IS:1786, Grade Fe 500), for RCC work including transporting the Steel, straightening, cleaning, decoiling, cutting, bending to required shapes and lengths as per details, binding with contractor\"s own 16 SWG black soft annealed binding wire at every intersection, supplying and placing with proper cover blocks, supports, chairs, overlaps, welding, spacers, fanhooks,scaffolding etc. for all heights and depths etc., all complete as per specifications and directions of Engineer-in-Charge. |
| 15 | Proividing PLAIN CEMENT PLASTER of 15 mm thickness in cement mortar 1:4 (1 Cement: 4 M sand ) on brick wall surfaces including cleaning, hacking of concrete surfaces, scaffolding, finishing, curing, cement cost etc. for all heights complete and as directed byEngineer-in-Charge. |
| 16 | Supplying, fabricating, fixing and keeping in position at all levelsand locations threaded M.S. ANCHOR BOLTS of all diameters and nomenclature including nuts, washers, anchor plates, washer plates, closure plates,pipe sleeves etc. In foundations, pedestals, etc. as directed includinghandling & transporting, straightening if required, turning from relevant size. M.S. Rounds to required diameter, threading, welding,providing necessary templates and auxillary dummy structure, if any,necessary tying and welding, providing necessary templates and auxillarydummy strucutres, if any, necessary tying and welding with reinforcementbars, adjustment of shuttering & reinforcement/any other fixture,greasing exposed metal surfaces, covering bolts and packing the sleeveswith jute cloth etc. all complete as per drawing and specification anddirection of Engineer-in-Charge. |
| 17 | Demolishing of brick work of any mortar in foundations or at super structures including disposal of unserviceable materials to the designated place within the Refinery premises as directed andincluding breaking into pieces, all labor, tools, etc. complete. |
| 18 | Demolishing plain cement concrete in foundation/super structure including disposal of unserviceable materialto the designated place within the Refinery premises as directedincludingall labor, tools, etc. complete. |
| 19 | Dismantling RCC work by (taking all necessary safety precautions) manually/ by mechanical means for all depth and height, below and above plinth level including supply of tools & tackles, necessary sc affolding, propping, cutting reinforcement bars, breaking into pieces, all labor, etc., cleaning and disposal of unserviceablematerial to the designated place and returning the scrap reinforcements to scrap yard within the Refinery premises as per instruction of engineer in charge, all complete. |
| 20 | Providing and laying reinforced cement concrete work 1:1.5:3 (1 cement ,1.5 fine aggregate (M sand), 3 stone aggregate 20mm nominal size) in foundation and plinth including machine mixing, curing, consolidatingwith vibrator etc. complete as per instruction of engineer in charge excluding cost of shuttering and fabrication of reinforcement. |
| 21 | Providing and laying reinforced cement concrete work 1:1.5:3 (1 cement ,1.5 fine aggregate (M sand), 3 stone aggregate 20mm nominal size)for super structure at all levels including machine mixing, curing ,consolidating with vibrator etc. complete as per instruction of engineerin charge excluding cost of shuttering and fabrication of reinforcement. |
| 22 | WET MIX MACADAM: Providing, laying, spreading and compacting graded stone aggregate (size range 53 mm to 0.075 mm) to wet mix macadam (WMM)specificationincluding premixing the material with water at OMC in forall leads & lifts, laying in uniform layers with mechanical paverfinisher in sub- base / base course on well prepared surface and compacting with vibratory roller of 8 to 10 tonne capacity to achieve the desired density, complete as per specifications and directions of Engineer-in-Charge. |
| 23 | Providing & filling in joints BITUMASTIC SEALING COMPOUND 12 mm width x25 mm depth of approved make conforming to IS:1834 : 1984 Grade A including one coat of primer as per manufacturer’s specifications ,drawings & as directed by Engineer-in-Charge. |
| 24 | Providing & fixing in position Bitumen impregnated board 12 mm thk. Of approved make PREMOULDED BITUMINOUS EXPANSION JOINT FILLER BOARDS conforming to IS:1838-P1/1983 in joints including application of primer as directed by Engineer-in-Charge. |
| 25 | Supply of JCB on hire basis on all days including Sundays on 8 hrs.shift including driver,assistant /fuel/oil/lubricants /all consumables etc. complete. The quoted rate should include mobilization, operator crew\"s/driver /assistant cost,tools, tackles etc., as directed by the Engineer-in-charge. |
| 26 | Supply of UNSKILLED CLASS LABOUR to carry out petty works not assessable for measurements/ minor repair works, on day-to-day basisduring the CPCL general shift hours (0730 - 1600 hours) on all regularworking days from Monday to Saturday. The rates shall include ESI, PF,payroll cost and allowances, fringe benefits, overhead supervision,profits and hand tools. Payment for part of the day will be made on pro rata basis. |
| 27 | Excavating TRIAL PITS manually of required size & depth upto 3m at locations as specified with necessary shoring, dewatering & backfilling as required, etc. complete as per specifications and as directed byEngineer in Charge. |
