Tender For Relaying Of Rising Main Of Di Piped Water Supply At Zone-Iii (Kautala) Of Maturapur-Ii Block, Under Raidighi Sub-Division, For Mega Surface Water Based Water Supply Scheme For Falta-Mathurapur, District South 24 Parganas Under Alipore Divi
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Project Description
Tender for Relaying Of Rising Main Of Di Piped Water Supply At Zone-Iii (Kautala) Of Maturapur-Ii Block, Under Raidighi Sub-Division, For Mega Surface Water Based Water Supply Scheme For Falta-Mathurapur, District South 24 Parganas Under Alipore Division,P.H.E. Dte.
BOQ
| Sl. No. | Item Description |
| 1 | Carrying CI/DI pipes with specials and valves and lowering placing in position and laying carefully inside the trenches in proper alignment and gradient etc. including earth work in excavation of adequate width as per specification having min. clear cover from top of pipe is 1.10mtr. below existing ground level in any kind of soil including mixed with oulder, road sub-grade and its flank,but excluding moorum and laterite and stone etc.without damaging the exisiting telephone/electric cable etc.(in case of damaged if any type of cable line during excecution , necessary damaged charges as applicable by the respective authority will be borne by the agency in his own cost) preparing the bottom surface for continuous bedding of pipe line and laying pipes, fitting, fixing specials and valves with bailing out water if any including carriage of pipes,specials and valves from local deptt. store within 8KM and back filling the trenches with excavated earth in layers to original condition as perspecification and direction of EIC. The surplus materials after execution of work are to be return to the deptt. store.N.B: i) Any deviation from required clear cover of 1.10mtr., due to site adverse condition, prior permission is to be obtained from the EIC in exceptional situation and payment will be made on prorate basis over the rate of entire item.ii) No payment will be made without hydraulic test of the pipe line either part or fulliii) The pipes, specials and valves , rubber gasket will be supplied deptt. free of cost.i) 150mm dia. K9 D.I. Pipe |
| 2 | Cutting DI pipe (all class & type) to required length with cutting device etc. and grinding the cutting portion with file as per direction and satisfaction of EIC. i) 150mm.dia.to 200mm.dia pipe |
| 3 | Chamfering the spigot end of all type/class of DI pipe for properus in gof push joint by means of grinder set at site for proper joint etc.allcomplete as per direction of EICi) 150mm dia. K9 D.I. Pipe |
| 4 | Making rubber gasket joint to CI/DI pipes maintaining proper alignment level etc. by mechanical arrangement with or without using mobile cranes where necessary and with help of all other equipment stools and tackles etc. as required providing lubricants of approved quality and direction of EIC. (rubber gasket will be supplied deptt. free of cost)i) 150mm dia. K9 D.I. Pipe |
| 5 | Filling the pipeline with water, testing hydraulically asper I.S3114-1965 (Article-6) in section of a length not exceeding 500mtr. for head of pressure as per specification including supplying installing and fixing all equipments such as diesel pump set, blank flange, pressure gauge, valve, pressure pump and all other tools and plants including drilling topping and plugging of necessary holes to pipes, blocking ends providing temporary thrust block and subsequent blocking of holes and other jointing materials and dismantling and removal of the same including disposal of water etc. all complete as per specification and direction of EIC. The rate is inclusive of cost of requisite water to be arranged by the contractor (Recovery rate of water @ Rs.10.00/m3, if contractor used water from deptt. source). A) For CI/DI pipea) 150mm dia. |
| 6 | Cleaning thoroughly the inner surface of pipe line including specials and valves by flushing with water and subsequently disinfection of the same pipe line by flushing again with water containing bleaching powder resulting inresidual chlorinenot less than15mg/ltrs. after 24 hrs. of such filling including laboratory testing of water samples obtain from the disinfested pipe line and disposal of water from the pipe line after completion of the work. The rates including of cost of requisite water to be arranged by the contractor) (The rate of water @Rs. 10/m3 may be recovered, if the contractor used water from deptt. source).A) For CI/DI pipea) 150mm dia. |
| 7 | Dismantling all type of Cement concrete works, stacking serviceable materials of site and removing rubbish as diected within a lead of 75 mtr. For laying all dia pipeline in ground floor, upto 150 mm thick.a) In ground floor including roof.950.0m X0.45mX0.100m =42.75 |
| 8 | Filling in foundation or plinth by silver sand in layers not exceeding 150 mm as directed and consolidating the same by thorough saturation with water, ramming complete including the cost of supply of sand. (payment to be made on asurement of finished quantity)950.0m X0.45mX0.075m =32.06 Cum. |
| 9 | Ordinary Cement concrete [ Mix 3 : 1.5 : 1 ] with graded stone chips(20 mm.size) excluding shuttering and reinforcement, if any, in ground floor.as per IS 456-2000.a) Pakur / Chandil Variety [Carrige distance= 40 km for Baruipur Stackyard]950.0m X0.45mX0.100m =42.75 Cum. |
| 10 | Single Brick Flat Soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with local sand.950.0m X0.45mX=427.5 Sqm. |
| 11 | Construction of Sub Base using Local Materials, spreading in uniform layers with Motor grader on prepared surface, including screening the metal as necessary, mixing by mix in place method with Rotavator at OMC, and compacting with vibratory roller to achieve the desired density, lighting, guarding and barricading including cost and carriage of all materials and making necessary earthen bundh of one metre wide on each side to protect the edges complete as per Clause 401 of Specifications for Road & Bridge Works of MoRT&H (5th Revision).(i) For Construction of Sub Base by compacting 1st class brick aggregates (40 mm down) and sand (in proportion of 60:40).Note: Add cost at site of 0.90 m3 of brick aggregates and 0.48 m3 of medium sand (loose volume) to arrive at the consolidated rate.465.0m X .45mX0.150m=31.39 Cum |
| 12 | Supply and delivery of CIDF pipes conforming to IS 7181 and specials etc, conforming to' 'IS 1538 Including cost of. materials, packing. loading, carriage unloadIng and stacking of departmental stores/stack yard properly all inclusive of taxes and charges, complete as per direction of EIC.(b) CIDF pipe and all type of specials I,e Bend,Tee,Reducer,Adopter etc, 300 m.m dia to 150 m.m dia. |
| 13 | Add 18% G.S.T. on All Item Expect Item no-12 i.e. on |
| 14 | Add Labour welfare cess @ 1% on Please Enable Macros to View BoQ information |
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