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| 1 | Note: 1) The method of excavation shall be approved by the Engineer in charge before execution. 2) Excavation shall be carried out very carefully without damaging existing structures and surrounding if any.3) If required, the contractor shall provide stabilization by any means to protect the foundation of the existing structure and building without any extra cost.4) The rate shall include dewatering work (pumping out and removing slush) during execution in underwater conditions, if required.Excavation for all kinds of soil Earthwork in excavation for all kinds of soil by any means including getting out the excavated soil, sorting and stacking of useful material, dressing of the sides, ramming of the bottom, and disposal of surplus excavated earth for all lead within the site area/plot boundary and lift upto 1.5 mt depth, etc. complete, as directed by the Engineer-in-charge. |
| 2 | Excavation for all kinds of soil Earthwork in excavation for all kinds of soil by any means including getting out the excavated soil, sorting and stacking of useful material, dressing of the sides, ramming of the bottom, and disposal of surplus excavated earth for all lead within the site area/plot boundary and lift from 1.5 mt depth to 3.0 mt depth, etc. complete, as directed by the Engineer-in-charge. |
| 3 | Excavation for all kinds of soil Earthwork in excavation for all kinds of soil by any means including getting out the excavated soil, sorting and stacking of useful material, dressing of the sides, ramming of the bottom, and disposal of surplus excavated earth for all lead within the site area/plot boundary and lift from 3.0 mt depth to 5.0 mt depth, etc. complete, as directed by the Engineer-in-charge. |
| 4 | Filling available excavated earth (excluding rock) Filling available excavated earth (excluding rock) in trenches, plinths, sides of foundations, plot filling, etc. in layers not exceeding 20cm in depth, with optimum moisture content to achieve at least 95% of the maximum dry density (proctor density) including watering, ramming, and compacting by any means for compaction, including transportation, loading, unloading, screening, passes, etc. complete for all lead (from anywhere within the site/ plot area) and lift and as directed by the Engineer-in-charge |
| 5 | Carriage of excavated earth/gravel by mechanical transport including loading, transporting, unloading, stacking & leveling at a non-objectional location for a lead of 5.0 Km beyond the initial lead and all lifts, as directed by the Engineer-in-Charge. Item shall be executed only after prior approval of the Engineer-in-charge. |
| 6 | Carriage of excavated earth/gravel by mechanical transport including loading, transporting, unloading, stacking & leveling at non-objectional location lead beyond 5.0 Km per Km and all lifts, etc complete as directed by the Engineer-in-Charge. The item shall be executed only after prior approval of the Engineer-in-charge. |
| 7 | Note - 1) All type of shuttering shall be designed by contractor and submitted to Engineer in charge along with design calculations (if required) for approval and got approved by Engineer in charge. However, Overall responsibility of shuttering in all manner shall of the contractor. Shuttering shall be executed as per approved shop drawing.2) Some RCC elements (if required and as suggested by EIC) shall be lapped by using a mechanical coupler and it shall include Providing and fixing parallel threaded couplers/ reducer conforming to IS:16172 to reinforcement bars including threading, enlargement at connection by forging, protecting the prepared reinforcement bars and related operations as required to complete the works as per detailed technical specifications and as per direction of Engineer-in-Charge. The position of the coupler shall be approved by the Engineer in charge. No extra payment shall be made for the coupler.3) Rate shall be inclusive of dewatering work (pumping out and removing slush) while execution in underwater conditions. The contractor shall not claim for dewatering if required.5) Rate shall be inclusive of providing grooves, drip moulds, pockets, cut-outs etc. and co-ordination of insert sleeves, insert plate (cost of insert sleeves shall be paid separately), encasing if any wherever required while casting for all level all height.6) Shuttering shall be compatible for heavy / bulky RCC elements, wherever required.7) Mould release agent of approved make shall be used at every repeatation on formwork material.Concrete (PCC) of grade - M15Providing and laying in position Ready mix concrete/ batch mix concrete of cement concrete (PCC) of grade - M15 cement concrete work, using cement content as per approved design mix (Min cementitious level as per latest IS 456 shall be maintained) manufactured in fully automatic batching plant and transported to the site of work in transit mixer for all lead having a continuous agitated mixer, for reinforced cement concrete work including pumping from transit mixer to site of laying; cost of admixtures in recommended proportions as per IS: 9103 to accelerate, retard the setting of concrete, improve workability without impairing strength and durability; finishing, compacting, vibrating, curing, dewatering (if required), etc, excluding the cost of form work and removal of formwork, dewatering (if required), etc. complete for all level, all height/ depth and for all lead and lift and as directed by the Engineer. |
| 8 | Ready mix concrete Providing and laying in position Ready Mix concrete/Batch Mix concrete of specified grade for reinforced cement concrete work, using cement content as per the approved design mix (maintaining the minimum cementitious level as per latest IS 456) manufactured in fully automatic batching plant and transported to the site in transit mixer for all lead having a continuous agitated mixer. This inlcudes pumping from the transit mixer to the location on site where the concrete is to be laid; cost of admixtures in recommended proportions as per IS: 9103 to accelerate/retard the setting of concrete, improve workability without impairing strength and durability; finishing, compacting, vibrating, curing, dewatering (if required), etc, excluding the cost of formwork and reinforcement, complete for all elements, all floors, all level, any heights/depths, any lead and lift as directed by the Engineer-in-charge.Concrete of M 25 grade |
| 9 | Ready mix concrete Providing and laying in position Ready Mix concrete/Batch Mix concrete of specified grade for reinforced cement concrete work, using cement content as per the approved design mix (maintaining the minimum cementitious level as per latest IS 456) manufactured in fully automatic batching plant and transported to the site in transit mixer for all lead having a continuous agitated mixer. This inlcudes pumping from the transit mixer to the location on site where the concrete is to be laid; cost of admixtures in recommended proportions as per IS: 9103 to accelerate/retard the setting of concrete, improve workability without impairing strength and durability; finishing, compacting, vibrating, curing, dewatering (if required), etc, excluding the cost of formwork and reinforcement, complete for all elements, all floors, all level, any heights/depths, any lead and lift as directed by the Engineer-in-charge.Concrete of M 30 grade |
| 10 | Reinforcement for R.C.C.Providing reinforcement for R.C.C. work including straightening, cutting, bending, placing in position, and binding (with GI wire), all complete for all leads and lifts, all levels, all floors, all heights/depths, etc complete and as directed by the Engineer-in-charge.No separate payment shall be made for lap length, chairs, pins, lifting hooks, spacers, wastage, rolling margin, and binding wire.Thermo-Mechanically Treated bars Fe 500D/550D |
| 11 | Epoxy coating on reinforcement barsProviding fusion bonded epoxy coating not less than 175-micron thickness and up to 300 microns to reinforcement bars of any diameter as per IS- 13620-1993/ ASTM-775 M, including testing of coating at the plant, transporting, loading, unloading, etc complete and as directed by the Engineer-in-charge. The actual weight of reinforcement bars for which epoxy coating has been carried out shall be measured for payment without considering wastage. |
| 12 | Formwork using any type of suitable material and/ or proprietary systemProviding and fixing formwork using any type of suitable material and/or proprietary formwork system to achieve a fair finished concrete with any shape and any size in plan and elevation including centering, shuttering, strutting, propping, and removal, etc.for all elements, all floors, all level, any heights/ depths, any lead and lift. The height of the propping and centering below supporting floor to ceiling not exceeding 4.00 mts. and removal of the same for in-situ reinforced concrete and plain concrete work, etc complete and as directed by the Engineer-in-charge. The area of shuttering in contact with the concrete surface shall be measured for payment without considering any wastage.No deductions in measurement shall be considered from the shuttering due to the openings/ cutouts in the wall/beam. However, Nothing extra shall be paid for forming such openings. also, in case of any type of cutouts/openings in the slab, it shall not be measured for payment. However, Nothing extra shall be paid for forming such openingsWhere it is not specifically stated in the description of the item that formwork shall be paid for separately, the rate of the RCC item shall be deemed to include the cost of form work.The measurements shall be taken separately for the following item. a) Form work for Foundations, footings, bases of columns, sides of the raft, base PCC, etc. |
| 13 | c) Formwork for wallsRCC walls of any thickness including attached pilasters, buttresses, plinth, and string courses, etc including the cost of tie bolt and heavy duty PVC pipe sleeve (above plinth), left in concrete spring coils and plastic cone assembly/ water barrier tie rod assembly (below plinth, water retaining structures). This includes removing the PVC cone, spring, sleeve, etc and grouting the same with non-shrink grout/ready mix patch repair mortar for concrete, as directed by the Engineer-in-charge. The length and diameter of the tie rod assembly shall be as per the thickness and height of the wall. The Contractor shall get prior approval of the tie rod assembly and water barrier.(Horizontal/ vertical lines shall be matched for each shuttering panel). |
| 14 | RCC walls of any thickness including attached pilasters, buttresses, plinth, and string courses, etc including the cost of tie bolt and heavy duty PVC pipe sleeve (above plinth), left in concrete spring coils and plastic cone assembly/ water barrier tie rod assembly (below plinth, water retaining structures). This includes removing the PVC cone, spring, sleeve, etc and grouting the same with non-shrink grout/ready mix patch repair mortar for concrete, as directed by the Engineer-in-charge. The length and diameter of the tie rod assembly shall be as per the thickness and height of the wall. The Contractor shall get prior approval of the tie rod assembly and water barrier.(Horizontal/ vertical lines shall be matched for each shuttering panel).d) Formwork for slabs, edges, suspended floors, roofs, landings, balconies, and access platforms etc. |
| 15 | GSBConstruction of granular sub-base (GSB) by providing close graded Material conforming to required grade with required size of aggregate (respective as per grade) having CBR Value as per respective grade specifications/crusher run, mixing in a mechanical mix/mix in place method plant at OMC, carriage of mixed material by tipper to work site, for all leads & lifts, spreading in uniform layers of specified thickness with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per MoRTH clause 401 and as directed by Engineer in charge. |
| 16 | Diaphragm wallConstructing (with all material, labour and equipment) cast-in situ RCC diaphragm wall along with capping beam, guidewall by providing and laying machine batched, machine mixed, self compacting, ready mix reinforced cement concrete, tremie controlled, of M30 grade including providing and mixing required admixtures in recommended proportion as per IS : 9103, as approved by the Engineer-in-charge, for achieving required slump, for diaphragm wall having thickness as per approved structural design, in panels of required depth (from required level) and lengths as per approved drawing, including constructing necessary guide walls as required (Minimum 1200 mm deep in R.C.C. Minimum grade M-15 of minimum 100 mm thickness made from lightly reinforced concrete as required) along with required capacity working platform and Providing and Laying M10 PCC behind Diaphragm wall as per drawing/design requirement including boring/grabbing/trenching with Hydraulic grabs/trenching equipment or other approved mechanical means in all kinds of soils, rocks, gravels, sand, etc including working in or under water and/ or liquid mud, in foul conditions and pumping or bailing out of water and removing slush, including disposal of earth/ rock/ slush etc. for all leads and all lifts, including preparing, providing and re-circulating polymer slurry in the trench as and when required for all depths, including agitating polymer slurry during trenching etc., providing and fixing stop ends or form tubes, up to the required depth of diaphragm wall including extracting the same after casting, including chipping off the polymer adulterated concrete or unsound concrete up to the cut off level for obtaining the sound concrete, dressing undulations on the exposed face of diaphragm wall after excavation by chipping/ chiselling etc. incl. filling the depression/ cavities with sound concrete/ micro concrete/ Non-Shrink Grout etc. complete and as directed by the Engineer-in-charge, incl. providing recess for bearing plates and fixing insert boxes for inclined prestressed soil anchors etc. complete as per the specifications and approved design and as directed by the Engineer-in-charge. PVC water stop of approximate size 225 mm x up to 8-11 mm shall be placed in the diaphragm wall to ensure water tightness as per the drawing at the time of casting. Item also includes constructing M30 grade capping beam as per structure drawing/design requirement including Proving and fixing PVC Pipe100mm dia in capping Beam as per requirement. The rate shall be inclusive of above all (rates include the cost of labour, material, T & P, cost of handling, lifting, Lowering & placing in position the reinforcement cage in the trench by suitable method, incl. the additional cost of welding the reinforcement bars, provision of the coupler in the wall at the raft and floor slab connections, after excavation clean the location of coupler for rebar etc. involved in the work, provision of weep hole as per drawing if required, and all other incidental expenditure for completing the work, construction of guide wall including reinforcement as directed by the Engineer-in-charge), but excluding the cost of reinforcement of D wall, soil anchors and PVC water stop which shall be paid in relevent tender item. However, the actual area of the diaphragm wall, correct to two places of decimal, from the design bottom level to the design cut-off level (theoretical dimensions) (including portion anchored in the rock/earth up to the design bottom level) and thickness as per approved design only shall be measured for payment. Excess/less cement used for design mix including the extra cement required for underwater concreting is not payable/recoverable separately. |
| 17 | PVC water stopsProviding, Laying and Placing in position suitable PVC water stops of serrated shape with the central bulb of size 225 mm wide and up to 8-11 mm thick as per requirement of structure drawing/detail, conforming to IS:12200 for construction/ expansion joints between two RCC members and fixed to the reinforcement with binding wire before pouring concrete, etc. complete as directed by the engineer in charge. Please Enable Macros to View BoQ information |
