Name of Work:- Remodelling and desilting of existing drain on RHS side of Jagatpur/Sangam Vihar Road. | Sl. No. | Item Description | |
| 1 | Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, for all lift, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. | | 2 | All kinds of soil | | 3 | 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 and for all lif. | | 4 | Providing and laying in position ready mixed or site batched design mix cement concrete for plain cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana / Ordinary Portland cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering and finishing as per direction of the engineer-in-charge; for the following grades of concrete.Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 110% of the minimum specified cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement. | | 5 | All works up to plinth level: M-10 grade plain cement concrete (cement content considered @ 220 kg/cum). | | 6 | Concrete of M25 grade with minimum cement content of 300 kg /cum | | 7 | Centering and shuttering including strutting, propping etc. and removal of form for : | | 8 | Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc. | | 9 | Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. | | 10 | Thermo-Mechanically Treated bars of grade Fe-500D or more. | | 11 | Providing and laying in position ready mixed or site batched design mix cement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana / Ordinary Portland Cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in-charge; for the following grades of concrete. Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 1.10 times of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement. | | 12 | (Note :- Cement content considered in this item is @ 330 kg/cum. Excess/less cement used as per design mix is payable/recoverable separately) | | 13 | Add for using extra cement in the items of design mix over and above the specified cement content therein | | 14 | Constructing cast-in situ RCC diaphragm wall by providing and laying machine batched, machine mixed, self compacting, ready mix reinforced cement concrete, tramie controlled, of M 30 grade using minimum 400 kg cement per cum of concrete including providing and mixing required admixtures in recommended proportions as per IS : 9103, as approved by the Engineer-in-charge, for achieving 150- 200mm slump, for diaphragm wall having thickness as per approved structural design not exceeding 600 mm, in pannels of required depth and lengths as per approved drawing, including constructing necessary guide walls as required and as specified including boring in all kinds of soils and rocks, 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 bentonite slurry in the trench as and when required for all depths, including agitating bentonite slurry during trenching etc., providing and fixing stop ends or form tubes, upto the required depth of diaphragm wall including extracting the same after casting, including chipping off the bentonite 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 / chiseling etc. including filling the depression/ cavities with sound concrete etc. complete and as directed by the Engineer-in-charge, including providing recess for bearing plates and fixing insert boxes for inclined rock anchors etc. complete as per the specifications and approved design and as directed by the Engineer-in-charge, but excluding the cost of reinforcement and inserts. | | 15 | (rates include cost of all inputs of labour, material and T & P, cost of handling, lifting & placing in position the reinforcement cage in the trench, including the additional cost of welding the reinforcement bars etc. involved in the work and all other incidental expenditure for completing the work as directed by the Engineer-in-charge), However, the actual area of the diaphragm wall, correct to two places of decimal, from design bottom level to the design cut off level (including portion anchored in the rock upto the design bottom level) only shall be measured for payment. | | 16 | Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in: Cement mortar 1:6 (1 cement : 6 coarse sand) | | 17 | Cement plaster 1:3 (1 cement: 3 coarse sand) finished with a floating coat of neat cement. 12 mm cement plaster | | 18 | Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. Nominal concrete 1:3:6 or richer mix (including equivalent design mix) | | 19 | Demolishing R.C.C. work manually/ by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead as per direction of Engineer - in- charge. | | 20 | Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge. In cement mortar | | 21 | Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all loads including all lifts involved. | | 22 | Making bell mouth opening/ entrance of size 100x50x50 cm for drainage pipe under footpath, including providing cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) for shape of bell mouth, including plastering providing and fixing precast R.C.C./ S.F.R.C. slab including plastering with cement mortar 1:3 (1 cement : 3 fine sand) of 6 mm thickness on exposed surface of the slab & bell mouth including centring, shuttering & neat cement punning inside the bell mouth etc. all complete. | | 23 | Providing and laying 60 mm thick faciory made cement concrete interlocking paver block of M -30 grade made by block making machine with strong vibratory compaction, of approved size, design & shape, laid in required colour and pattern over and including 50 mm thick compacted bed of coarse sand, filling the joints with line sand etc. all complete as per the direction of Engineer-in-charge. | | 24 | Providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement: 3 coarse sand), including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5 mm), including making drainage opening wherever required complete etc. as per direction of Engineer-in- charge (length of finished kerb edging shall be measured to calculate volume for payment). (Precast C.C. kerb stone shall be approved by Engineer-in-charge). NOTE:1) Nothing extra shall be paid for fixing the kerb stone after cutting into size for filling the gaps between kerb stone/ wall/ obstruction/ discontinuity/ other blocks at the edges/ around the unpaved tree edges etc.2) The contractor shall be responsible for implementing measures to mitigate rat infestation issues that may potentially damage the footpaths and tiles. This includes the application of pesticides, rat-killing medicines, chemicals & the incorporation of ground glasses with sand and soil beneath the tiles as deemed necessary to deter rodent activity. | | 25 | Providing and erecting 2.00 metre high temporary barricading at site; each panel of size 2.50 m x2.00 m made of 40x40x6 mm angle iron or 50x50x3 mm hollow MS tube posts/horizontal members/bracings covered with 1.63 mm thick MS sheet. The sheet shall be fixed with 30x5 mm MS flat by suitable welding/riveting. The panels shall be made so that gap of 50cm above the ground is available making overall height as 2.5 m. MS channel ISLC 75 @ 5.70 kg/m, 50 cm long shall be provided at the bottom having oval shaped holes of size 50x25 mm at both ends with 50 cm long MS angle 40x40x6 mm bracing. Suitable arrangement shall be made to fix the barricading to avoid from overturning by providing 250 mm long expansion fasteners at both ends. The work shall be executed as per drawing/direction of Engineer-in-Charge which includes writing and painting, arrangement for traffic diversion such as traffic signals during construction at site for day and night, glow lamps, reflective signs, marking, flags, caution tape as directed by the Engineer-in-Charge. The barricading provided shall be retained in position at site continuously including shifting of barricading from one location to another location as many times as required during the execution of the entire work till its completion. Rate include its maintenance for damages, painting, all incidentals, labour materials, equipments and works required to execute the job. The barricading shall not be removed without prior approval of Engineer-in-Charge. (Note :- One time payment shall be made for providing barricading from start of work till completion of work including shifting. The barricading provided shall remain to be the property of the contractor on completion of the work). | | 26 | Taking out existing kerb stones of all types from footpath/ central verge, including removal of mortar etc., disposal of unserviceable material to the dumping ground, for which payment shall be made separately and stacking of serviceable material within 50 metre lead as per direction of Engineer-in-Charge. | | 27 | Taking out existing kerb stones of all types from footpath/ central verge, including removal of mortar etc., disposal of unserviceable material to the dumping ground, for which payment shall be made separately and stacking of serviceable material within 50 metre lead as per direction of Engineer-in-Charge. | | 28 | Providing and placing in position 100 mm thick factory made machine batched & machine mixed Precast RCC Rectangular Covers on drains of footpath of various sizes, of M-25 grade cement concrete for RCC work, including cost of centering, shuttering, reinforcement of 8 mm dia TMT bars of Fe 500 grade @ maximum 100 mm c¢/c on both ways, neat cement punning on finished surface, properly encased on all edges with 1.6 mm thick, 100 mm wide MS sheet duly painted over priming coat, reinforcement to be welded at edges with MS sheet and providing 2 Nos. 12 mm dia bar for hooks etc including cost of cartage, all leads & lift, handling at site etc. all complete as per direction of Engineer-in-Charge. | | 29 | Constructing brick masonry circular manhole 1.52 m internal dia at bottom and 0.56 m dia at top in cement mortar 1:4 (1 cement : 4 coarse sand) inside cement plaster 12 mm thick with cement mortar 1:3 (1 cement : 3 coarse sand) finished with a floating coat of neat cement, foundation concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) and making necessary channel in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) finished with a floating coat of neat cement, all complete as per standard design :2.30 m deep with SFRC Cover and frame (heavy duty HD- 20 grade designation) 560 mm internal diameter conforming to I.S. 12592, total weight of cover and frame to be not less than 182 kg. fixed in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) including centering, shuttering all complete. (Excavation, foot rests and 12 mm thick cement plaster at the external surface shall be paid for separately) : | | 30 | With common burnt clay F.P.S. (non modular) bricks of class designation 7.5 | | 31 | Extra for depth for manholes : | | 32 | Size 120x90 cm With common burnt clay F.P.S. (non modular) bricks of class designation 7.5 | | 33 | Modified Estimate Cost after correction on DSR items on a/c of [email protected] | | 34 | Deduction of Cost Index @ 0.09% | | 35 | Cleaning/De-silting/Desludging of road side storm water drains of different sizes / pipe drains of different dia. by excavating silt, earth, rubbish, sludge etc. upto 5mtr. height by using Hydraulic Excavator (3D) with driver and fuel, (de-silted material will be stacked properly at site for measurement before disposal) and disposal the same by mechanical means including loading, transporting, unloading to the approved municipal dumping ground as approved by Engineer-in-charge, for all leads and all lifts involved. (Payment will be made on production of printed receipts issued by MCD/other approved dumping ground authority.) {Note: - Reimbursement of dumping charges, if any, shall be made separately on production of printed receipts}. | | 36 | Providing and Running Tractor PTO driven positive displacement Rotary Lobe Pump of flow rate not less than 200cum/hour or more enhanced capacity of approved brand with 100/150 mm dia. Suction pipe and delivery pipe having length upto 300 meter, tractor of adequate HP, idling speed 540 rpm scalable to 600 rpm round the clock at site of work for pumping/bailing out drainage/rainy/storm water/ sump drain/ emergency dewatering of stagnated water of road surface etc., including all incidental charges as and when required including carriage of pump, positioning of pump, engaging driver, operator/skilled beldar round the clock in three shifts and necessary T & P as required for smooth running of pump complete as per the direction of Engineer-in-Charge. The unit rate is for one pump per day along with Tractor & 3 operators one in each shift (Day means 24hrs. of a day). The Contractor shall provide Smart Phone to Concerned operator, GPS tracking device with 360 degree Sim based camera installed on tractor & Supervisors and share their number to the department on their letter heads. The contractor will ensure that such mobile numbers remain all the time active till completion of work. Nothing extra shall be paid on this account & if contractor fails to provide and deploy Tractor & pump after direction of Engineer-in-charge or his representative compensation of Rs. 25,000/- per day per pump will be recovered from contractor from his payment. | | 37 | Idle Period | | 38 | Extra for running period | | 39 | Providing & fixing pre-fabricated precast solid open U shaped RCC drain, drain cover, box culvert, crash barrier, retaining wall, silt chamber etc. using wet-cast technology with self-compacting concrete of grade M-50 and thermomechanically treated (TMT) steel bars of grade Fe-550D including straightening, cutting, bending, placing in position and binding, all complete upto plinth level with provisions of shear keys, connecting loops, necessary cutouts/holes lined with dowel tubes of required sizes for services with proper lifting arrangement of various thicknesses, shape and size using high quality steel molds including loading, transportation from factory to site of work, unloading, stacking at site and placing in final position with the help of required capacity cranes all complete as per IS11447:1985 and as per approved shop drawings and design mix complete as per the directions of Engineer-inCharge. The RCC precast drain along with drain cover taken together as an integrated system, shall be capable of carrying a wheel load of 5 Ton of vehicular load.The precast elements shall be manufactured in a controlled factory environment with approved methodology/technology having all facilities including automated steam curing, automated reinforcement cagemaking facility, NABL accredited in-house laboratory with all testing facilities etc. complete as per the directions ofEngineer-in-Charge. | | 40 | The installation of RCC precast drain, drain cover, box culvert etc. shall be done in correct and final position with proper line, level and plumb at site after making all arrangements of requisite T&P e.g., cranes, push-pull jacks etc. for lifting, placing and alignment of elements within erection tolerance as per IS-15916:2020, as per approved shop drawings, complete as per direction of Engineer-in-Charge including cost of all material and all tools & machinery required for casting for all works up to plinth level complete as per the directions of Engineer-in-Charge. | | 41 | Credit for old unservicable steel bars received from demolishing of RCC work as per direction of Engineer-in Charge. | | 42 | Credit Old Kerb Stone | | 43 | Credit Old Paver Block | | 44 | Providing and placing RP Manhole Cover with frame cover size 1438x1438, (Clear opening 1200x1200mm) all complete as per direction of Engineer-in-Charge. (Having loading capacity 40 tonne.) | | 45 | Providing and Laying of MS pipe i/c specials of any size on ground or upto 3 Meter depth below the ground made out of 8/10/12 mm Thick through trenchless MS plate i/c welding, cutting, painting both side with black anticorrosive bituminous paint of approved brand and tested to a head of Rate 15 kg/sqm conforming to IS 3589/1981, IS 7322-1974, IS 784-1978 and relevant codes i/c cost of plate and carriage at site complete as directed by Engineer-in-Charge. (actual weight will be paid) Please Enable Macros to View BoQ information |
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