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| 1 | SCHEDULE A:EARTH WORKSSITE CLEARANCE: Clearing the site by cutting, uprooting and removal of shrubs, bushes, weedsincluding removal of bamboo bushes of all sizes/Nos. by Manual / Mechanical means (trees which are already Enumerated), converting the tree trunks into logs, stripping of bark wherever required, and disposal of the same in safe way to prevent fire hazard to far away place up to a lead of 2500 m from the work place etc. all complete as per technical specificationsand as directed by the Engineer-in-charge. |
| 2 | SCHEDULE A:EARTH WORKSDismantling of concrete (RCC/PCC) at all levels, existing structures such as boundary wall, road pavement, culverts etc.including all necessary drilling equipment ,labour and clearing the site including disposal / storage of the material etc. all complete as per technical specificationsand as directed by the Engineer-in-charge. Care to be taken not to damage the existing adjacent structure. |
| 3 | SCHEDULE A:EARTH WORKSEXCAVATION: Removal of tree stumps of all girths including roots, excavation in all type of soils, rock fragments, including top soil, hard murrum or other hard soil, mixed clay, sand, laterite soil, soft & hard laterite, disintegrated rock not requiring blasting, etc. at all depths and lifts for Kaiga holhe diversion works and associated hydraulic structures, foundations, roads, drains, tunnels and trenches etc. including shoring and strutting as required, stacking the useful / serviceable materials & disposal of the excavated muck in proper stacks etc.up to a lead of 2000 m, etc. allcomplete as per technical specifications, drawingand as directed by the Engineer-in-charge. |
| 4 | SCHEDULE A:EARTH WORKS EXCAVATION: Depth Upto 6m |
| 5 | SCHEDULE A:EARTH WORKS EXCAVATION: Depth Above 6m |
| 6 | SCHEDULE A:EARTH WORKSExtra over Item 3 above for additional lead beyond 2 km and upto 3 km |
| 7 | SCHEDULE A:EARTH WORKSBLAST CHARGE STUDIES: Conducting blast-charge studies through specialized agency like NIRM / CWPRS / GSI, as per technical specifications before commencing blasting for excavation in hard rock. The report should recommend the safe charge for limiting the peak particle velocity in permissible limits for various distances as per technical specifications. The specialized agency shall also suggest suitable method of muffling to avoid flying of rock/rock pieces/fragments during blasting. |
| 8 | SCHEDULE A:EARTH WORKSExcavation in hard rock by other means viz. mechanical rock breaker/hydraulic splitting/using expansive chemical grouts/chiselling etc. at all depths & lifts in Kaiga holhe diversion works and associated hydraulic structures where blasting is not permitted, stacking serviceablematerials and disposal of excavated muck in places upto the lead of 2000m. and at all depths below existing ground level etc. allcomplete as per technical specifications, drawingsand as directed by the Engineer-in-charge. |
| 9 | SCHEDULE A:EARTH WORKSCarrying out excavation in hard rock requiring controlled blasting by controlling of peak particle velocity including muffling wherever required at all depths and all lifts for Kaiga holhe diversion works and associated hydraulic structures for grading, foundations, tunnels & trenches including stacking the useful/ serviceablematerial and disposal of excavated muck in places as directedup to a leadof2000 m etc. allcomplete as per technical specifications,drawingand as directed by the Engineer-in-charge.Note: Thequoted rate shall include:1)Excavation of last 150 mm above final excavation level by mechanical / manual chiseling to prevent over excavation, damage to foundation strata and obtain an even surface.2) Monitoring of blast vibrations by placing seismographs atlocations as directed by Engineer |
| 10 | SCHEDULE A:EARTH WORKSDepth Upto 3m |
| 11 | SCHEDULE A:EARTH WORKSDepth above 3m |
| 12 | SCHEDULE A:EARTH WORKSExtra over item 6 above for additional lead beyond 2km and up to 5km. |
| 13 | SCHEDULE B:GEOLOGICAL MAPPINGCarrying out cleaning, washing and removal of loose materials by compressed air & brush, by manual means etc. on hard rock or weathered rock at founding levels of various Kaiga Holhe diversion works & associated hydraulic structure after excavation of hard rock exposed surfaces including horizontal / vertical / inclined surfaces for facilitating geological mapping etc.allcomplete as per technical specifications, drawingand as directed by the Engineer-in-charge. |
| 14 | SCHEDULE B:GEOLOGICAL MAPPINGConducting geological mapping on hard rock or weathered rock at founding levels of various Kaiga Holhe diversion works & associated hydraulic structure after excavation all exposed surfaces including horizontal / vertical / inclined surfaces by a qualified geologist from Government agencies like NIRM / GSI and submission of final reports in triplicate and soft copy (CD)all complete as directed by the Engineer. Mapping shall include horizontal, inclined and vertical surfaces etc.allcomplete as per technical specifications, drawingsand as directed by the Engineer-in-charge.. |
| 15 | SCHEDULE C:BACKFILLINGConstruction of embankment in Kaiga holhe diversion works and associated hydraulic structures with approved material (free from scraps, vegetation roots etc.) from the disposal area/ spoils/stacked excavated materials in vicinity of construction areaup to a lead 3 Km including excavating, loading, transporting, depositing in loose layers each of thickness 200mm (after removing or breaking the larger particles, watering to optimum moisture content and compacting each layer to 95% of proctor dry density (ensuring the same by field compaction testing) as required at all levels &lifts etc. allcomplete as per technical specifications,drawingand as directed by the Engineer-in-charge. |
| 16 | SCHEDULE C:BACKFILLINGBackfilling at all levels of foundations of Retaining wall & Bridges, trenches, and other low lying area with approved material (obtained from the stock piles containing materials excavated from excavation )up to a lead of 3 Km including removing the clay / deleteriousmaterials, loading, transporting, depositing in layers of each 300 mm thickness, after removing / breaking clods etc. watering to optimum moisture content and compactionin layers as per specifications compacting each layer to 97 % of modified proctor compaction density etc., and compacting each layeras specified andas directed by the Engineer-in-charge including payment of royalty, taxes etc. wherever applicable etc. allcomplete as per technical specifications, drawingsand as directed by the Engineer-in-charge. |
| 17 | SCHEDULE C:BACKFILLINGFILCRETE: Design, supply and placingfilcrete of pumpable consistency for backfilling below ground level, with cement, sand and fly ash mix of M 5 grade inclusive of all materials, tools, formwork, plants etc. all complete as per drawings, specifications and direction of the Engineer. |
| 18 | SCHEDULE C:BACKFILLINGProviding and laying in position machine batched and machine mixed, backfilling material using fly-ash and crusher sand including pumping of mix to placement point, etc. allcomplete as per technical specifications, drawingsand as directed by the Engineer-in-charge.1. Minimum density of mix shall be 18KN/cum. |
| 19 | SCHEDULE C:BACKFILLINGSupplying & filling soil at all levels at specified location and layer thickness of 300 mmfrom Borrow pit beyond 5km with approved quality as specified in the technical specification (including tests to certify the acceptance criteria), including identifying & locating of borrow pits, excavation , loading, transportation from borrow pit to site; after removing debris, organic matter, removing / breaking of clods etc; payment of Royalty to Owner / state govt. agency of borrow pit etc., if applicable; including payment of applicable royalties, taxes, etc. to Statutory Authority for operating the borrow pit;allcomplete as per technical specifications, drawingsand as directed by the Engineer-in-charge. |
| 20 | SCHEDULE D:DEWATERINGDiversion of local water/stream water by providing & constructing coffer dam in river / stream basin including excavation, filling the middle portion with BC soil (in gunny bags, if required), providing and filling impervious / semi-impervious material on both sides of BC soil (in gunny bags, if required) incl. ramming, compacting to the required level, etc. complete, including dismantling of cofferdam after completion of works and disposing of the material as directed by the engineer to avoid water entry in to the working area at locations all as specified andas directed by the Engineer-in-charge.1. Plasting sheets, pipes, GI sheets, etc. for supporting the hearting material can be used instead of semi-pervious / impervious materialwithout any extra cost to NPCIL.2. Measurement made to actuals shall be payable, restricting to max. side slopes of 1(v):2(h) and top width of 2m. |
| 21 | SCHEDULE D:DEWATERINGDe-watering of accumulated rain and ground water in excavated areas/ pits as per specifications including deploying electrical/ diesel operated dewatering pumps of sufficient capacity, pipe lines etc. for all Kaiga Holhe diversion works and associated hydraulic structures , together with the cost of spares as required etc. allcomplete as per technical specifications, drawingsand as directed by the Engineer-in-charge. Measurement shall be based on energy meter readings.Note 1: Contractor has to submit the dewatering scheme for the prior approval of the Engineer-in-chargeNote 2: The surface runoff from the surrounding area shall not be allowed to flow into excavated pit by providing suitable bunds/ drains. The quoted rate shall include provision of these diversion measures. |
| 22 | SCHEDULE D:DEWATERINGUsing Electrical pumps |
| 23 | SCHEDULE D:DEWATERINGUsing Diesel pumps |
| 24 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIONSLocating bore holes, shifting & setting up of drilling equipment at each of the drill locations within main plant boundary, including following activities: 1. Conducting survey and locating the boreholes as per the drawing or as directed by Engineer by using total station with all accessories. The location of the boreholes to be identified based on the coordinates provided in the drawing by transferring the coordinates from the marked up points given in the drawing/ shown by Engineer along with grid / bench mark.The distance of survey traverse will not be more than 2 KM.Use of GPS instruments for locating bore holes will not be acceptable, however, it may be used as a confirmatory system only.2.Making temporary access roads as required to the boring/ drilling locations from existing approach roads to site.3. Arranging water supply for the drilling and testing.4. This item shall be operated only once for each bore hole.Any replacement or change of equipment needed due to any reasons, contractor shall carry out at his own cost. 5. Required site clearance, earthwork etc. suiting for mounting of the equipment and creating working environment.6. No extra payment shall be made for any criss-cross or back and forth movement of the rig after setting, required for proper positioning, including marking the drill hole location on ground by actual survey, as per the drawing or instructions of the Engineer. |
| 25 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIONSRotary boring/ drilling of ‘SX’ size holes vertically to log and collect samples through all kinds of soils and weatheredrock with adequate and suitableequipmentfor all depths etc. all complete as per specifications, drawings and as directed by the Engineer.Note: The quoted rate shall include the following:1. Mobilizationand demobilization of adequate numbers of suitable boringand drilling rigs of hydraulic type, including necessary drilling rods, pumps, miscellaneous equipment, tools, spares, consumables etc. adequate for each set of plant, surveyequipment, etc. Additional rigs and equipment shall be mobilized by contractor, if needed, for timely completion of the work at his own cost.2. Deployment of technical, skilled, semi skilled & unskilled man power required for carrying out the complete work as per specifications & drawings.3. Providing suitable temporary removable casing for ensuring stability of boreholes in soil/ weathered rock.4. Measurement of ground water level as per specifications & drawings.5. Maintenance of drilling records and submission of final geological logs in hardcopy as well as soft copy.6. Conducting Standard Penetration Test (SPT) in the bore holes in soil @ every 1.5m depth. |
| 26 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIONSSame as above item but with NX size holes in rock formations / PCC (excluding carrying out SPT) including collection,numeration and logging of cores, supply of wooden / GI boxes for core samples, painting, labelling of boxes,putting core samples in theboxes, labelling of cores samples, colour photographs (100mm x 150 mm) ofboxes with core samples placed inside the boxesandtransporting and storing incore samples library atlocation indicated by Engineer, measurement of ground water level etc. all complete as per specifications , drawings and as directed by the Engineer-In-Charge. |
| 27 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIONSFrom rock / PCC level to 20 M |
| 28 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIONS> 20Mto40 M |
| 29 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIONS>40Mto60 M |
| 30 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIONS>60Mto80 M |
| 31 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIONS>80Mto100 M |
| 32 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIONSPlugging of bore holes as per specifications and as directed by Engineer using 1:2 cement-sand grout.Note: 1. The grouting of the hole shall be done using a tremie extending upto bottom of the hole and raising the same as the grouting proceeds.2. The payment will be made in running metre for the depth of bore holes plugged. |
| 33 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIOCarrying out laboratory tests on soil samples in an approved laboratory, complete as per specifications and as directed by Engineer, including necessary transportation of samples to approved laboratories wherever required andpreparation and submission of test reports in triplicate and one soft copy (CD). |
| 34 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIONSConducting grain size analysis, particle size &percent fines distribution of soil and soil classification (IS 1498), (sieve analysis &hydrometer or pipette analysis ) including grain size distribution curve as per drawings, specifications, IS 2720 (part-4) and as directed by the Engineer. |
| 35 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIONSConducting index properties of soil such as liquid limit, plastic limit and plasticity index etc. all complete as per drawings, specification, IS 2720 (Part 5), IS 9259 and direction of the Engineer. Three tests of each soil sample will be considered as one set. |
| 36 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIONSConducting CBR test on soil samples as per drawings, specifications, IS 2720 (Part 16) and as directed by the Engineer. |
| 37 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIONSCarrying out laboratory tests on rock samples in an approved laboratory, complete as per specifications and as directed by Engineer, including necessary transportation of samples to approved laboratories wherever required andpreparation and submission of test reports in triplicate and one soft copy (CD). |
| 38 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIONSNatural moisture content |
| 39 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIONSDry density & Specific gravity |
| 40 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIONSUniaxial compression test to determine un-confined compressive strength, Young\"s Modulus E and Poisson\"s ratio |
| 41 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIONSTensile test by Point load method as per IS 8764 |
| 42 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIONSConducting Triaxial compression strength with internal pressure upto 80 kg/cm2 as per relevant IS Code.Note: For measurement, one set means 3 samples with 3 different confining pressures. |
| 43 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIONSDetermination of water absorption and porosity as per relevant IS Code. |
| 44 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIONSDetailed petrographic examination of core including grinding thin sections for study under electronic microscope, taking photo (micro-graphs) of sections and assessment for strained quartzetc. complete for including in the report and submission of report. |
| 45 | SCHEDULE E:CONFIRMATORY GEOTECHNICAL INVESTIGATIONSPreparation and submission of comprehensive final (3copies) reports along with editable soft copies of all the tests, field investigations, laboratory tests, geological mapping, consolidation grouting reports etc. in the scope of this tender as detailed in various items, specifications, drawings inclusive of bore logs and as directed by the Engineer-In-Charge. |
| 46 | SCHEDULE F:CONSOLIDATION GROUTINGCONSOLIDATION GROUTING BELOW FOUNDATIONS: Drilling vertical holes of 76mm dia in overburden soil & disintegrated rock including supplying, fixing & removal of casing pipe of suitable size and removal & disposal of muck / slush beyond working area complete as per specifications ,drawings and as directed by engineer |
| 47 | SCHEDULE F:CONSOLIDATION GROUTINGDrilling vertical holes of 76 mm dia in the foundation hard rock / concrete by\"Percussion\" means upto a maximum depth of 25 m including removal & disposal of muck/ slushcomplete as per specifications,drawings and as directed by engineer |
| 48 | SCHEDULE F:CONSOLIDATION GROUTINGPressure testing of hole with water to the specified pressure including providing, fixing and removing mechanical packersetc. all complete as per specifications ,drawings and as directed by the Engineer-In-Charge |
| 49 | SCHEDULE F:CONSOLIDATION GROUTINGInjecting grout under pressure including providing, fixing and removing mechanical packers as per technical specifications. etc. all complete as per specifications ,drawings and as directed by the Engineer-In-Charge The rate shall also include plugging of holes with cement mortar 1:2 after completion of grouting. |
| 50 | SCHEDULE F:CONSOLIDATION GROUTINGCement (with / without mineral fillers) |
| 51 | SCHEDULE F:CONSOLIDATION GROUTINGCement and sand grout mix |
| 52 | SCHEDULE F:CONSOLIDATION GROUTINGDrilling through grouted holes of 76 mm dia as specified etc. all complete as per specifications ,drawings and as directed by the Engineer-In-Charge |
| 53 | SCHEDULE G:CONCRETESupply and placing pumpable normal density concrete for PCC M15 grade with max size of aggregate not exceeding 20mm for mudmat in foundation to be used as levelling course below the base slab of the retaining wall, abutment of bridges, wing walls and for drop structures etc.and also for filling any local/loose pockets encountered during excavation and other locations at all levels, height & depthsforthe retaining walls and below the right bank slope and bed channelasdirected, includingcleaning, compaction, curing, F2 / U2 finishingas relevant for PCC/RCC etc., at all levels and locations including foundations supplying and mixing mineral admixtures viz. fly ash, etc. chemical admixtures conforming to ASTM-C-494 type-G etc.all complete as per drawings, technical specifications and as per direction of the the Engineer. Note: 1 All sources of concrete making ingredients to be qualified as per Tech. spec, prior to trial mixes.2 Concrete is required to be prequalified by trial mixes for all weather conditions as per technical specifications and report to be submitted for approval of NPCIL & AERB. |
| 54 | SCHEDULE G:CONCRETEDesign, supply and place pumpable normal density concrete for in-situ concreteof grade M25 , maximum size of coarse aggregate not exceeding 20 mm, for base slab & side slope lining, etc. temperature not exceeding 38 deg.C,laid over cement slurry 1:3 wherever required as specified in the drawing using mechanical means such as pumps, crane,buckets, placer booms etc. F2 / U2 finishing as relevant for PCC/RCC etc., and placement temperatures at all levels and locations including foundations , supplying and mixing mineral admixtures viz. fly ash etc , chemical admixtures conforming to ASTM-C-494 type-G complete as per drawings, technical specification and as per direction of the the Engineer. Note: 1 All sources of concrete making ingredients to be qualified as per Tech. spec, prior to trial mixes.2 Concrete is required to be prequalified by trial mixes for all weather conditions as per technical specifications and report to be submitted for approval of NPCIL & AERB. |
| 55 | SCHEDULE G:CONCRETEDesign, supply and place pumpable normal density in-situ concreteof grade M35 maximum size of coarse aggregate not exceeding 20 mm,temperature not exceeding 38 deg.C,using mechanical means such as pumps, crane,buckets, placer booms etc. in various sections of retaining wall and approach slab for bridge etc. including compacting,curing, F2 / U2 finishing as relevant for PCC/RCC etc., and placement temperatures at all levels and locations including foundations , green cutting using coloured surface retarder at construction joints, supplying and mixing mineral admixtures viz. fly ash etc , chemical admixtures conforming to ASTM-C-494 type-G etc. all complete as per drawings, specifications and as per direction of the the Engineer.Note: 1 All sources of concrete making ingredients to be qualified as per Tech. spec, prior to trial mixes.2 Concrete is required to be prequalified by trial mixes for all weather conditions as per technical specifications and report to be submitted for approval of NPCIL & AERB. |
| 56 | SCHEDULE G:CONCRETEDesign, supply and place pumpable normal density in-situ concreteof grade M40 , maximum size of coarse aggregate not exceeding 20 mm,temperature not exceeding 38 deg.C,using mechanical means such as pumps, crane,buckets, placer booms etc. in various sections of Bridge superstructure including deck slab, main girder, intermediate cross girder, end cross girder, crash barrier, hand rail,Bridge sub structure including pier cap, pedestal for bridge girder support, tie beam, column and foundationetc.including compacting, curing, F2 / U2 finishing as relevant for PCC/RCC etc., and placement temperatures at all levels and locations including foundations , green cutting using coloured surface retarder at construction joints, supplying and mixing mineral admixtures viz. fly ash / microsilica, chemical admixtures conforming to ASTM-C-494 type-Getc. all complete as per drawings, technical specification and as per direction of the the Engineer.Note: 1 All sources of concrete making ingredients to be qualified as per Tech. spec, prior to trial mixes.2 Concrete is required to be prequalified by trial mixes for all weather conditions as per technical specifications and report to be submitted for approval of NPCIL & AERB. |
| 57 | SCHEDULE G:CONCRETEDesigning, supplying, fabricating, erecting and removing formwork for concrete items at all elevations including scaffolding, centering, staging (wherever required) etc., of all heights etc. Rate to include chamfers / drip mouldings & pockets / cutouts and application of approved form / mould release agent etc. all complete as per technical specifications and as directed by Engineer-in-charge.(The measurement for formwork will be the area of forms in contact with the concrete surface only). |
| 58 | SCHEDULE G:CONCRETEFORMWORK for Retaining walls |
| 59 | SCHEDULE G:CONCRETEFORMWORK for Columns, peirs, Abutment and any other |
| 60 | SCHEDULE G:CONCRETESupplying and placing in position thermo mechanically treated (TMT) bars of grade Fe-500 / Fe-500D of all dia as per drawings conforming to NPCIL specifications for all reinforced concrete works in retaining wall, Bridges including abutments, wing walls, piers, drop structures & side slopes etc. at all levels and elevations including storing, cleaning, cutting, bending, fixing, tying with 1.6 mm dia soft annealed binding wire all complete including cost of transporting, decoiling and straightening of bars and cost of binding wire, cover blocks etc. testing as per IS code and etching test to conform TMT etc. all complete as per drawings, specifications and as directed by the Engineer.Note: 1. Chairs, spacers, supports and approved laps which are embedded in the concrete shall be measured and paid under this item. Reinforcement steel used for formwork and its supports shall not be paid.2. Bidder may take a note of the additional requirement with respect to percentage elongation and ratio of UTS to yield stressover and above requirement stipulated in IS 1786.3. The steel shall be procured from mainmanufacturers, who manufacture the rebars using billet produced from ore itself and not by remolding of used steel. |
| 61 | SCHEDULE G:CONCRETESupplying and providing mechanical couplers for connecting 32/36 mm dia with 32/36 mm dia reinforcement bars of grade FE-500/Fe-500D ( IS:1786 ) usingmechanical threaded couplers of all typesat all levels, including supply, placing, fixing, labour, tools, tackles, cold forging, parallel threaded, threading and otherequipments , locking arrangement wherever necessary, thread protection caps, plastic caps on couplers,all consumables, scaffoldings including carrying out destructiveand other testings on sample jointsetc., all complete as per specifications, drawing and as directed by the Engineer-in-charge. Note:Payment for higher diameter coupler shall be considered while joining bars of unequal diameters. |
| 62 | SCHEDULE G:CONCRETE32 mm dia with 32 mm dia |
| 63 | SCHEDULE G:CONCRETE36 mm dia with 36 mm dia |
| 64 | SCHEDULE H:MISCELLANEOUSSupplying, laying and jointing in position PVC water stops ribbed with end bulbs 25mm thick, 150 mm wide with minimum 10 mm thickness of approved quality as per IS 3414 and IS 15058 and manufacture for all expansion joints in the stem of retaining wall including cleaning, cost of all materials and labour, all leads and lifts, including making joints by hot fusion to establish continuity between segments of the water stop and between water stop and embedded parts by splicing as per drawings, complete as per manufacturer’s instructions,as per specifications and as shown on construction drawings & as directed by Engineer including testing of joints.Note:Laps shall not be paid. |
| 65 | SCHEDULE H:MISCELLANEOUSPlacing of Graded gravel 20-40mm with 600mm width spread behind the retaining wall upto the weep holes as per technical specifications/drawings. The Metal shall be clean and hard as approved by Site Engineer. The ratio of the length to the thickness of the particles, for the control of particles shape, shall not exceed 2. The preparation of the area shall be done as to clear of all grass, weeds, roots and all other objectionable materials etc.all complete as per specifications ,drawings and as directed by the Engineer. |
| 66 | SCHEDULE H:MISCELLANEOUS Supply and application of suitable chemical treatment (viz. herbicides, etc. or equivalent) on the groundto arrest future growth of grass, weeds, etc. all complete as per manufacturer’s specifications and as directed & approval of the Engineer. |
| 67 | SCHEDULE H:MISCELLANEOUSSupplying and placing in position pre-moulded joint fillers (PJF), 25 mm thick of approved make generally as per IS 1838 at expansion joints in between the retaining wall and the base slab of cut-off drain/ Kaiga Holhe etc all complete asper construction drawings, specifications and as directed by ENGINEER. |
| 68 | SCHEDULE H:MISCELLANEOUSSupplying, mixing and caulking areas at and around penetrations, Embedded Parts, expansion / separation joints, and at locationsas specified in the drawings, to size required and as directed by the Engineer including preparation of surfaces, grooves, (if req.) and edges, applying appropriate primer, backstop, Tape, masking tapes, supply of necessary tools, equipment, scaffolding, manpower etc. all complete as per specifications drawings and as directed by the Engineer using: |
| 69 | SCHEDULE H:MISCELLANEOUSApproved polysulphide joint sealing compound with backing rod in retaining wall |
| 70 | SCHEDULE H:MISCELLANEOUSApproved polysulphide joint sealing compound above the pre moulded joint filler for drop structure, and junction in between retaining wall and bed lining. |
| 71 | SCHEDULE H:MISCELLANEOUSMaking of groove of size required at all construction joints at bed lining and in side slopes and laying joint sealant compound consisting of hot applied bitumen sealant compound(Grade:A) as per IS:1834 including cleaning of surface etc.all complete as per construction drawings and as directed by ENGINEER. |
| 72 | SCHEDULE H:MISCELLANEOUSProviding, fixing and jointing UPVC pipe 100 mm diameter minimum 3mm thicknessconforming to IS 4985 in weep holes in retaining wall stem with spacing not exceeding 1m in vertical direction and not exceeding 2m in horizontal direction placed at 0.5 m above bed level in cut-off drain and 1m above bed level in Kaiga Holhe portion placed at angle as mentioned in the drawings, inclination with horizontal of the following diameters with the pipe placed in position suitably/tied to the reinforcement. The inner opening face of PVC pipe shall be coveredwith 6mm x 6mm GI mesh (wire size 0.6 mm) tied around with G.I binding wire etc.all complete as per construction drawings ,specifications and as directed by ENGINEER. |
| 73 | SCHEDULE H:MISCELLANEOUSSupplying & Placing of Non-Returning Pressure relief[NPRV] valves 90 mm dia of approved make of suitable length to housing pipe as per manufactures specifications including housing pipes of different lengthto be provided at location as specified in the drawings and as perIS 4558 etc.all complete as per technical specification and as directed by ENGINEER. |
| 74 | SCHEDULE H:MISCELLANEOUS160 mm dia PVC housing pipe430mm length & NPRV |
| 75 | SCHEDULE H:MISCELLANEOUS160 mm dia PVC housing pipe750mm length& NPRV |
| 76 | SCHEDULE H:MISCELLANEOUS160 mm dia PVC housing pipe 1200mm length& NPRV |
| 77 | SCHEDULE H:MISCELLANEOUS160 mm dia PVC housing pipe 1500mm length& NPRV |
| 78 | SCHEDULE H:MISCELLANEOUSProviding, placing, aligning, fixing in position to correct lines and levels perforated PVC pipe-sleeves of 150 mm NB dia, medium duty conforming to IS 4985 of following sizes as embedment in gravel/sand at all locations for longitudinal/ transverse drains. The PVC pipe must be perforated with 12mm dia perforations and the perforations must be done by drilling. On average there must be 100 perforations per m length and the perforations in adjacent rows must be staggered etc all complete as per drawings, technical specifications and as per direction of the the Engineer. |
| 79 | SCHEDULE H:MISCELLANEOUSProviding and placing the Graded gravel 20-40mm as per IS 383 spread uniformly embedding the PVC pipe in longitudinal/transverse drainsas per technical specifications/drawings. The Metal shall be clean and hard approved by Site Engineer. The ratio of the length to the thickness of the particles, for the control of particles shape, shall not exceed 2. The preparation of the area shall be done as to clear of all grass, weeds, roots and all other objectionable materials. Rate shall also include supply and application of suitable chemical treatment on the ground applied to arrest future growth of grass, weeds, etc.all complete as per manufacturer’s specification and approval of the Site Engineer. |
| 80 | SCHEDULE H:MISCELLANEOUSProviding & placing Graded gravel 5-20mm as per IS 383 spread uniformly in longitudinal/transverse drains embeddingthe graded gravel of 20-40 mmas per technical specifications/drawings. The Metal shall be clean and hard approved by Site Engineer. The ratio of the length to the thickness of the particles, for the control of particles shape, shall not exceed 2. The preparation of the area shall be done as to clear of all grass, weeds, roots and all other objectionable materials etc.all complete as per manufacturer’s specification and approval of the Site Engineer. |
| 81 | SCHEDULE H:MISCELLANEOUSProviding and filling approved quality coarse sandas per IS: 383, in longitudinal/transverse drains embedding the layer of gravel 5-20mm with thickness of 150mm and to any section as shown on construction drawings including compaction by flooding in layers etc.all complete as per specification and as directed by ENGINEER. |
| 82 | SCHEDULE H:MISCELLANEOUSPlacing of Tar paper 2mm thick of approved make over the filter media as per IS 1322 ,Hessian Base Type 3 self finished felt-Grade 1 with minimum weight of Bitumen felt 23 kg etc. all completeas per the technical specifications, construction drawings and as directed by ENGINEER. |
| 83 | SCHEDULE H:MISCELLANEOUSProviding & Layingof Revet mattress 1m x 1m x 0.5m thick of approved make at the entrance of natural drains to the cut-off drain as per IS 14262 and IS 16014 etc. all complete as per specifications, construction drawings and as directed by ENGINEER. |
| 84 | SCHEDULE H:MISCELLANEOUSProviding & fixing elastomeric bearing of sizeL= 450mm, B= 450mm & H= 70mm as per provisions of IRC-83 (Part 2) which is designed in such a manner that, by bonding together alternate laminates of the 4 nos. of internal layer of elastomer of 10mm thick & 2 nos. of external layer of elastomer of 5mm thick and 5 nos. of steel plates of 4mm thickarranged as sandwich type. etc. all completeas per the technical specifications, construction drawings and as directed by ENGINEER. |
| 85 | SCHEDULE H:MISCELLANEOUSSupplying , fabrication , erection of embedded parts made up of MS steel conforming to IS 2062 including cutting, bending, welding, testing, providinglugs welded to plate, etc. at all heights and elevations including provision for platforms, staging, wherever required, painting with a coat of zinc silicate primer of 75 micron etc.all complete as per drawings and as directed by the engineer |
| 86 | SCHEDULE H:MISCELLANEOUSProviding & fixing in position best quality salt glazed stone ware Gully trap with 150 mm x 150mm square inlet & 100mm NB outlet conforming to IS: 651 including embedding the trap in 1:4:8 cement concrete, 150 mm x 150 mm size grating at top, construction of brick/ concrete block masonry chamber 300mm x 300mm (internal dimension) in 230 mm thick brick/ concrete block masonry, embedding the trap, plastering with cement mortar 1:4, 20 mm thick inside, outside & all exposed faces, finished with a floating coat of neat cement, providing & fixing CI frame and cover weighing not less than 7 Kgs., painting the grating, frame & cover with two coats of approved bitumastic paint etc. all complete as per specifications and as directed by the Engineer. |
| 87 | SCHEDULE H:MISCELLANEOUSProviding & laying 2 layers of 6mm thick Mastic Asphalt, one over the top of the deck before wearing coat and second layer over the wearing coat as per MORTH 250 -Specification for Road And Bridge works (fifth revision), etc.all completeas per the technical specifications, construction drawings and as directed by ENGINEER |
| 88 | SCHEDULE H:MISCELLANEOUSDrilling 76 mm dia core hole in concrete using diamond core bit vertical as directed including cost of all materials, machinery, labour, water charges, collection of core samples, logging and labelling samples, supplying honne wood core Box including cement grouting and redrilling in case of collapse of sides ( excluding cost of cement for grouting ) complete for depth upto 1 m from surfaceetc.all completeas per the technical specifications, construction drawings and as directed by ENGINEER |
| 89 | SCHEDULE H:MISCELLANEOUSProvision of an Reinforced cement concrete crash barrier at the edges of right bank of Kaiga holhe/cut-off drain or any other location as directed to be constructed with M-25 grade concrete with Fe-500 grade TMT reinforcement bars and dowel bars 25 mm dia, 450 mm long at expansion joints filled with pre-moulded asphalt filler board, keyed to the structure on which it is built and installed as per dimensions in the approved drawing and all completeas per the technical specifications, construction drawings[Area = 0.243 m2/m, single face] and as directed by ENGINEERNote:i)Excavation and backfilling are incidental to work and not to be measured separately. ii) If PCC is required below crash barrier then it should be measured & paid separately |
