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| 1 | Construction (Boring, Providing & Installing) of BORED CAST-IN-SITU R.C.C. STRAIGHT SHAFTED PILESof 500 mm DIAMETER and specified length below the pile cap with M35 grade concrete, using Ordinary Portland Cement (OPC) 53 grade conforming to IS: 12269 (latest Rev.) of approved makewith a minimum cement content of 400kg/Cu.m. and stone chips of 20mm and down size, through all types of stratato carry a safe working load not less than specified including confirming that pile rests on hard strata having Nvalue greater than or equal to 100,excluding the cost of steel reinforcement but including the cost of boring with Hydraulic/Tractor mounted Rotary Drilling rigs using direct/reverse mud circulation method, hydraulic operated grab,maintaning 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. This also includes supply of necessary material including admixtures, plastisizers if required(quantity as permix design report recommendation) & carrying out any ancillary work adjunct to piling work, disposal of surplus materials including earth, muck outside the refinery premises upto a lead of 7km in Vaikkadu Area with all leads and lifts, shifting plant and equipments from one pile location to another, mobilising & demobilising of required number of piling/boring rigs & ancillary equipments, tools, tackles & labour all complete, as per specifications, drawings & directions of Engineer-in-charge etc.Note: 1) Payment length shall be measured below the cut off level.Maximum cut off level will be 600mm from the EGL.No payment shall be made for the empty boring made above cut off level .2)Minimum 3 Nos.of piling rigs to be mobilised. |
| 2 | Empty Boring for 500mm dia. vertical piles,measured below the cut-off level till the distance,where boring had to be terminated due to occurrence of existing piles/stone columns at the proposed pile location.This includes the cost of 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, and temporary casing of appropriate length for setting outetc.including refilling the bore upto the existing ground level with available excavated earth.This also includes carrying out any ancillary work adjunct to boring work, disposal of surplus materials including earth, muck generated upto a lead of 7km outside the refinery premises with all leads and lifts, mobilising & demobilising ofpiling/boring rig & ancillary equipments, tools, tackles & labour all complete, as per directions of Engineer-in-charge etc. |
| 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 | Conducting STANDARD PENETRATION TESTS in soil, weathered rock, soft rock and hard rock during boringfor 500mm diameter pile as directed, at every change in stratum or at intervals of not more than 1.5m which ever is less,starting at 15m below ground level as directed by Engineer-in-charge, including using a new SPT shoe for each test. |
| 5 | CUTTING THE HEADS OF RCC PILES of500mm dia and a length not exceeding 600mm including exposing/cleaning, bending of the reinforcements making site clean for casting of pile cap, removal and disposal of debris at designated place outside the refinery premises up to a lead of 7km (Vaikkadu village) all complete as per the specifications and directions of Engineer-in-Charge. |
| 6 | Conducting INITIAL VERTICAL PILE LOAD TEST by direct loading on piles including finishing pile head, supply & erection of kentledge of suitable magnitude, labour, excavation, backfilling, compaction, etc. all complete as per the specifications and directions of Engineer-in-Charge, analysing the results, makingthe report and submitting the same in 3 copies (Excluding cost of pile). |
| 7 | Conducting INITIAL LATERAL PILE LOAD TEST by direct loading on piles including finishing pile head, supply & erection of kentledge of suitable magnitude, labour, excavation, back filling, compaction etc. all complete as per the specifications and directions of Engineer-in-Charge, analysing the results, makingthe report and submitting the same in 3 copies (Excluding cost of pile). |
| 8 | Conducting INITIAL PULLOUT PILE LOAD TEST by direct loading on piles including finishing pile head, supply & erection of kentledge of suitable magnitude, labour, excavation, back filling, compaction etc. all complete as per the specifications and directions of Engineer-in-Charge, analysing the results, makingthe report and submitting the same in 3 copies (Excluding cost of pile). |
| 9 | Conducting ROUTINE VERTICAL PILE LOADTEST by direct loading on piles including finishing pile head, supply & erection of kentledge of suitable magnitude, labour, excavation, back filling, compaction etc. all complete as per the specifications and directions of Engineer-in-Charge, analysing the results, makingthe report and submitting the same in 3 copies (Excluding cost of pile). |
| 10 | Conducting ROUTINE LATERAL PILE LOADTEST by direct loading on piles including finishing pile head, supply & erection of kentledge of suitable magnitude, labour, excavation, back filling, compaction etc. all complete as per the specifications and directions of Engineer-in-Charge, analysing the results, makingthe report and submitting the same in 3 copies (Excluding cost of pile). |
| 11 | Conducting ROUTINE PULLOUT PILE LOADTEST by direct loading on piles including finishing pile head, supply & erection of kentledge of suitable magnitude, labour, excavation, back filling, compaction etc. all complete as per the specifications and directions of Engineer-in-Charge, analysing the results, makingthe report and submitting the same in 3 copies (Excluding cost of pile). |
| 12 | Conducting LOW STRAIN INTEGRITY TEST on500mm dia piles as per ASTM D 5882, including pile head preparation, mobilisation & demobilisation of testing apparatus/ equipments, skilled personnel, data collection/recording,analyzing the results, preparing comprehensive report and submitting the same in 5 copies, all complete as per specifications and instructions of Engineer-in-Charge. |
| 13 | Excavating TRIAL PITS manually of required size & depth upto 3m at locations as specified with necessary shoring, dewatering & backfillingas required, etc. complete as per specifications and as directed by Engineer in Charge. |
| 14 | Supplying, transportation, installing, dismantling and removing of Interlocking type TEMPORARY STEEL SHEET PILES with crane/ JCB/Poclain/vibro-hammer/pile driving machinery of adequate capacity and other ancillary equipment, including driving and joining the sheet piles as per specification up to levels indicated in the drawings & specifications. Installed sheet piles are temporary and shall retain the earth, provide excavation support for a depth of 5m from ground level and protection against water seepage & Sliding of earth during construction activities, including supply of all materials, steel members, welding, strutting, tie members supporting, labour, plant & machineries, etc. all complete as directed by Engineer-in-Charge. (Notes:- (i) Method of Measurement for payment will be the actual horizontal limit of temporary sheet piling installed and accepted, and the vertical limit as measured from the bottom of the exposed face of the sheeting to the top of the retained earth behind the sheeting. (ii) The Steel Sheet Piles shall be supplied by the contractor and shall remain the property of the contractor). |
| 15 | EARTHWORK EXCAVATIONbelow 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. |
| 16 | Same as Item No:150 above but for depths beyond 1.5m and upto 3m. |
| 17 | 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. |
| 18 | TRANSPORTING & DISPOSING the surplus earth & debris including shrubs and vegetations from construction area (beyond the initial lead of 100m) to the designated area outside the refinery premises up to a lead of 7km (Vaikkadu Village) 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.) |
| 19 | Supplying and filling approvedM- SAND of specified quality under floors, foundations, pile caps, tank pads, Dyke & Fire walls, Pipe sleepers & supports, walkway platform supports,tank pad filling 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. |
| 20 | 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 below foundations, Pile cap, raft, Grade slab, drains, fillings, sumps, chambers 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. |
| 21 | Providing, mixing and laying in position RCC of grade M35using OPC grade 53 Cementof approved make with a minimum cement content of 400kg/Cu.m , 20mm and down graded coarse aggregates & M sand for pile caps, foundation, beams, wall, flooring including cost of admixtures if used, labour charges,tools and tackles, providing pockets, openings, recesses, chamfering etc., wherever required, vibrating, tamping, curing and rendering if required to give a smooth & even surface and providing neat cement wash etc.,(excluding the Cost ofReinforcement and Shuttering), all complete as specified and directed by Engineer-in-Charge. |
| 22 | Providing, mixing andlaying in position RCCof grade M30 with 20mm and down graded coarse aggregates & M-sand as per IS 456:2000using 53 grade Ordinary Portland Cement in SUPER-STRUCTURES for beams, counterfort, walls etc.,including cost of admixtures,labour charges, tools and tackles,providing pockets, openings, recesses, chamfering, wherever requried, vibrating, tamping, curing and rendering if required to give a smooth & even surface, providing neat cement wash, etc. (Excluding the Cost of Reinforcement, Shuttering), etc. all complete as specified,and directed by Engineer-in-Charge. |
| 23 | Providing and fixing CENTERING & SHUTTERING in SUB-STRUCTURES -for pile caps, foundation, beams, wall, flooringetc.for all depths 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. |
| 24 | Providing and fixing CENTERING & SHUTTERING in SUPER-STRUCTURES - for beams, counterfort, walls etc., for all heights 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. |
| 25 | 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. |
| 26 | Providing and applyingWEATHER PROOF TEXTURED EXTERIOR PAINT on RCC /brick Walls / plastered surface etc. of Asian ,Nerolac,Berger or any other equivalent approved make, one coat of primer andtwo or more coats (to give a smooth and even shade)of anti-fungal, water proof, anti flakingweather proof paintof approved quality and shade etc. asper the specifications includingnecessaryscaffolding, cleaning and surface preparation, preparation consisting of application of Plaster of Paris punning over entire surface,filling all holes and depressions with Plaster of Paris, applying a coat of primer, two or more coats of oil/water based putty(as per manufacturer\"s recommendations) sand papering etc., all complete as per specification and as directed by Engineer-in-Charge. |
| 27 | Supplying, transporting, storing, fabricating & erecting in position bolted and / or weldedSTRUCTURAL STEEL WORKS like angles,channels, beams, plates confirming to IS: 2062 etc.at all heights & levels and locations including all builtup sections/ compound sectionsmade out of rolled sections and / or plates / bent plates inexisting / new structural pipe supports, frames, etc., cutting to required size, straightening/bending if required, edge preparation,cleaning, scrapping & welding ofunsoundjoints in existing structural members, preheating, (including sealing of box section with continuous welding ) finishing edges by grinding , fixing in line and level with temporary bracings,including providing staging, scaffoldings, & working platforms at all heights, and removal of same after erection,including preparing the surface for painting ,grit blasting, surface cleaning, wire brushing, removal of mill scale, dust, rust, oil or grease etc complete along with providing paint system as follows:(a) Applying inorganic zinc silicate coat 75 micron DFT(b) Two coats of Epoxy primer paint 75 micron DFT each(c) Two coats of Anti Rust epoxy top coat paint 100 micron DFT each as per manufacturer\"s specifications and as directed by Engineer-in-Charge. NOTE:-One coat of Zinc silicate and one coat of Epoxy primer shall be applied on structural steel surfaces after grit blast cleaning in workshop prior to erectionas specified & directed by Engineer-in-charge. Supply of all materials in contractor\"s scope. |
| 28 | DEMOLISHING BRICK MASONRY in lime or cement mortar (taking all necessary safety precautions) for all depths and heights below and above plinth level including supply of all tools and tackles,necessary scaffolding, propping, underpinning, cleaning and disposal of unserviceable material atdesignated place outside the Refinery premises up to a lead of 7km as per specifications and as directed by the Engineer-in-Charge . |
| 29 | DEMOLISHING PLAIN CEMENT CONCRETEof all grades(taking all necessary safety precautions) for all depths and heights below and above plinth level including supply of all tools and tackles, necessary scaffolding, propping, underpinning, cleaning anddisposal of unserviceable material atdesignated place outside the Refinery premises up to a lead of 7km as per specifications and as directed by the Engineer-in-Charge . |
| 30 | DEMOLISHING REINFORCED CEMENT CONCRETE (taking all necessary safety precautions) for all depths and heights below and above plinth level including supply of all tools & tackles labours,necessary scaffolding, propping, underpinning, cleaning and including cutting, straightening, scrapping of rebars and disposal of unserviceable material including reinforcements atdesignated place outside the Refinery premises up to a lead of 7km as per specifications and as directed by the Engineer-in-Charge . |
| 31 | DISMANTLING OF STRUCTURAL STEEL WORKS (bolted/riveted/welded)of all descriptions(taking all necessary safety precautions) for all heights & depths above & belowplinth level including supply ofall tools & tackles, consumables, necessary scaffolding etc. providing temporary bracings as required, cutting gussetplates, bolts, nuts, weldings etc, stacking of serviceable materials at designated location /CPCL storage Yard/scrap yardwithin the refinery premises as per direction of Engineer-in-Charge. |
| 32 | 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. |
| 33 | Supply of UNSKILLEDLABOURto carry out petty works not assessable for measurements/minor repair works, on day-to-day basis. The rates shall include ESI, PF, payroll cost and allowances, fringe benefits, overhead supervision, profits andhand tools. |
| 34 | Providing & fixing in position Bitumen impregnated board 25mm thk. Of approved make PREMOULDED BITUMINOUS EXPANSION/CONTRACTION/ISOLATION JOINT FILLER BOARDS conforming to IS:1838-P1/1983 in joints including expansion/contractiopn joints, application of primer as directed by Engineer-in-charge. |
| 35 | Providing necessary BARRICADING WORKS for a height of 5m from the finished ground level with 1mm thick corrugated GI sheets and supporting with necessary structural steel arrangements as per drawings and as directed by Engineer-in-Charge prior to the start of work and dismantling the same after the finish of work.Rate quoted should include mobilisation and erection of the above items at site as per drawings and dismantling the same after the completion of work .However the GI sheets,sand bags & structural members used will be the property of contractor and the same can be taken back after the completion of work.The construction and demolishing of foundation works for the same will be paid separately under relevant items. |
