Tender For Confirmatory Survey, Design, Construction & Laying Of Sewer Line, Testing And Commissioning (With One Year Defect Liability Period) With All Appurtenant Works On Item Rate Contract Basis Including Supply Of All Material, Labour T&P Etc. Fo
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Project Description
Tender for Confirmatory Survey, Design, Construction & Laying Of Sewer Line, Testing And Commissioning (With One Year Defect Liability Period) With All Appurtenant Works On Item Rate Contract Basis Including Supply Of All Material, Labour T&P Etc. For Ramgarh, Ward No-51 (Vani Vihar), Raipur Road, Dehradun Sewerage Scheme
BOQ
| Sl. No. | Item Description |
| 1 | Supply & Laying - Jointing of following dia. RCC NP-3 S&S pipes with rubber gaskets to the site of work, lowering the same into trenches below ground level true to alignment, making the joints with rubber gaskets and with necessary spun yard soaked in bitumen jointing with 1:2 cement mortar in coarse sand including cost of all jointing materials and testing etc. complete but excluding excavation and backfilling of trenches upto ground level. 200 MM dia |
| 2 | 0 - 1.5 m depth |
| 3 | 1.5 - 3 m depth |
| 4 | Dismantling of cement concrete pavement by mechanical means using pneumatic tools, breaking to pieces not exceeding 0.02 cum in volume and stock piling at designated locations and disposal of dismantled materials up to a lead of 1000 metres, stacking serviceable and unserviceable materials separately |
| 5 | Taking out existing CC interlocking paver blocks from footpath/ central verge, including removal of rubbish 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 |
| 6 | Excavation of earth below G.L. by manually or by mechanical means for laying of Sewers, Man-Holes, Gully Pits, Chambers etc. in soil including extra excavation below inverts, trimming & dressing of sides, levelling and back filling of trenches by excavated earth in 20 cm layers,watering and ramming the same including removal of surplus earth or other dismantled material up to a distance of 50 meters from the center of trenches and cleaning of site properly after completion of the work. Excavation by mechanical means shall be restricted upto 90 cm above invert levels at every point of excavation. Excavation from invert levels to 90 cm above shall be done by manually only. Excavation in soil mixed with morum, shingle & Kanker etc. using of any specials T & P, if required |
| 7 | 0 to 1.5 m below G.L |
| 8 | 1.5 to 3.0 m below G.L |
| 9 | Cartage & Re-cartage of excavated earth from site to other place due to narrow lanes including proper staking, to reduce the earth load on trenches and making arrangement of path for local residents as per direction of engineer by Manual/Mechanical means on an average distance 300M |
| 10 | Disposal of surplus excavated material by Mechanical/Manual means including loading, unloading, levelling at dumping site, including all lead & lift etc complete all as directed by Employer's Representative.Upto 5.0 KM |
| 11 | Provide & fixing of Close Timbering in trenches for the following depths below ground level consisting of 40mm thick approved country wood planks for poling board, 125mm × 75mm Indian Salwood walers and 100 mm dia Sal wood ballies for struts at 1.50m interval including removal after laying of sewer(both sides of trenches will be taken as one side for the purpose of payments & measurements i.e. area equals to length x depth of trenches. Dismantled timbering materials will be the property of the contractor. Depth below 3.0 M |
| 12 | Providing and erecting 2.00 metre high temporary barricading at site; each panel of size 2.50mx2.00m made of 40x40x6mm angle iron or 50x50x3mm hollow MS tube posts/horizontal members/ bracings covered with 1.63mm thick MS sheet. The sheet shall be fixed with 30x5mm 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 2.5m. MS channel ISLC 75 @ 5.70 kg/m, 50cm long shall be provided at the bottom having oval shaped holes of size 50x25mm at both ends with 50cm long MS angle 40x40x6mm bracing. Suitable arrangement shall be made to fix the barricading to avoid from overturning by providing 250mm 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. |
| 13 | The barricading provided shall be retained in position at site continuously i/c 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 i/c shifting. The barricading provided shall remain to be the property of the contractor on completion of the work). At Sahastradhara Road For Trunk Sewar Line |
| 14 | Provision for barricading in two rows and necessary diversion of paths and where as necessary with the help of ballies, ropes, flags, signals and light signals etc. as per requirement. Including supply of all material, T&P, etc complete. |
| 15 | Constructing Brick Masonry Manhole of various dia and depth as per IS :4111 par1( latest ammendment) in FPS brick class designation M-100 in Cement Mortar 1:5 (1 cement : 5 coarse sand) including nside and outside 15mm thick plastering in cement mortar 1:3(1 cement : 3 coarse sand) finished with a floating coat of neat cement inside only. The work includes excavation, dewatering, planking, strutting, foot step (As per latest IS Code 10910) (Pattern-2 Heavy), manhole cover frame (Heavy duty EHD35), etc. refilling, disposal of surplus earth with all lift and lead of 50m, Including construction of concrete base with PCC 1:4:8 (1 cement : 1 coarse sand : 4 stone aggregate 40mm nominal size), preparation of channal up to the height of'the'pipe and benching in PCC 1:2:4 (1 cement : 2 coarse sand : 4 stone aggregate 20mm nominal size) including neat cement finished, suitable connection of inlet & outlet pipes, testing (watertightness} of manhole, curing etc. complete as per specification and drawing and as per entire satisfaction of Engineer-in-Charge (the depth of manhole will be measured from the invert of the pipe to top of the manhole cover). |
| 16 | 900mm internal diameter at bottom,0.90-1.65m depths |
| 17 | 1200 mm internal diameter at bottom ,1.65-2.30m depths |
| 18 | 1500 mm internal diameter at bottom ,2.30m-4.95 m depths |
| 19 | Providing HDPE pipes as per IS 14333 drop connection externally for drop depth 0.60 m drop from branch sewer line to main sewer manhole or vise versa including inspection and cleaning eye, HDPE drop pipe and bend encased around with cement concrete M15 with all form work, cutting holes in walls and making good with brick/ stone masonry work in cement sand mortar 1:4 plastered with cement sand mortar 1:3 with stiff cement mortar 1:1 around HDPE pipe in masonry wall, making required channels complete as per standard design and specifications and/ or as the directed of the Engineer 225 mm dia |
| 20 | Extra for additional drop depth of HDPE pipes as per IS 14333 drop connection beyond 0.60 m complete as per standard specification and the direction of the Engineer. 225 mm Dia |
| 21 | Making new connection of house hold from his premises to sewer connecting chamber (SCC) including supply of PVC/HDPE ISI marked pipe 6 kg mm OD its pressure pipe 110 exacavation, laying making connections dismantalling of all as required for connection and restoration the same after connection. 110 mm dia pipe |
| 22 | Constructing Brick Masonry sewer connecting chamber (SCC) of various sizes and depth as per drawing in FPS brick class designation M-100 in.,Cement Mortar 1:5 (1 cement : 5 coarse sand) including inside and outside 15mm thick plastering in cement mortar 1:3 (1 cement : 3 coarse sand)finished with a floating with a neat cement inside only. The work includes excavation, dewatering, planking, strutting, foot steps, manhole cover frame etc, refilling, disposal of surplus earth with all lift and lead of 50m, Including construction of concrete base with PCC 1:4:8 (1 cement : 4 coarse sand : 8 stone aggregate 40mm nominal size), preparation of channal up to the height of the pipe and benching in PCC 1:2:4 (1 cement : 2 coarse sand : 4 stone aggregate 20mm nominal size including neat cement finished, suitable connection of inlet & outlet pipes with RCC NP-3 pipe 150 mm dia, testing water tightness of manhole, curing etc. complete as per specification and drawing and as per entire satisfaction ol Engineer-in-Charge (the depth of manhole will be measured from the invert of the pipe to top of the manhole cover).inclung RCC 150 mm dia pipe(SCC TO MH) |
| 23 | Construction of House service connecting chamber of Size 0.45 x 0.45 mm with depth utpo 0.60 m including all civil work complete in all respect . |
| 24 | Construction of Sewer connecting chamber of Size 0.60 x 0.60 mm with depth utpo 1.50 m including all civil work complete in all respect . |
| 25 | Repairing of leakage in existing pipe line including Excavation in ordianry soil mixed with shingle boulders etc. for repair of leakage in existing pipe line including supply and fixing of necessary specials, fixingof C.I.D/ joints. |
| 26 | 15 mm - 25 mm |
| 27 | 32mm - 40 mm |
| 28 | 50mm - 80 mm |
| 29 | 100mm - 150 mm |
| 30 | Providing and Layingof Interlocking Concrete Block Pavements of M-40 Grade having thickness 80 mm as per drawings and Technical Specification Clause 1504. |
| 31 | Providing and Spreading RBM i.e.,River Bed Material (treated /surface course material )in uniform layer with motor grader on prepared surace with rotavator and compacting with smooth wheeled roller to achieve the desired density. |
| 32 | WBM Grading 2 Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening/binding materials to fill-up the interstices of coarse aggregate, watering and compacting to the required density grading 2 as per Technical Specification Clause 405. |
| 33 | WBM Grading 3 Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405. |
| 34 | Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of .20 kg per sqm on the prepared bituminous / granular surface cleaned with mechanical broom. |
| 35 | Open Graded Premix Surfacing ( Providing,laying and rolling of open graded premix surfacing of 20 mm thickness composed of 13.2 mm to 5.60mm aggregate either using penetration grade bitumen or cutback or emulsion to required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable plant , laying and rolling with a smoth wheeled roller 8-10 tonne capacity,finished to required level and grades. Open-Graded Premix Surfacing using cationic Bitumen Emulsion |
| 36 | Bituminous Macadam (Providing and laying bituminous macadam with 100-120 TPH hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading premixed with bituminous binder, transported to site, laid over a previously prepared surface with paver finisher to the required grade, level and alignment and rolled as per clauses 501.6 and 501.7 to achieve the desired compaction)for GradingII (19 mm nominal size) |
| 37 | Semi - Dense Bituminous Concrete (Providing and laying semi dense bituminous concrete with 100-120 TPH batch type HMP producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 4.5 to 5 % of mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRTH specification complete in all respects)for GradingII (10 mm nominal size) |
| 38 | Providing granular bedding with carefully compacted backfill at all level using graded hard crusher broken stone 100% passing through 20mm sieve , 20-50% passing through 10mm sieve and 100% retained on 6mm sieve, laying in layers of not more then 15 cm thick including ramming, watering, compaction etc. complete for pipe bedding and surrounding as per drawing and as directed by the Engineer-in-Charge. Width of bedding ( Outer diameter of pipe + 200mm ) |
| 39 | Provision for road Reinstatement with plain cement concrete |
| 40 | 1:3:6 (1 Cement : 3 coarse sand (zone-III) : 6 graded stone aggregate 20 mm nominal size) |
| 41 | 1:2:4 (1 cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 20 mm nominal size) |
| 42 | 1:1.5:3 (1 cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 20 mm nominal size) |
| 43 | Deduction in the depth of the manhole to regulate payments for variation of actual depth of manholes in following sizes. |
| 44 | 900mm dia ,0.90-1.65m depths |
| 45 | 1200 mm dia ,1.65-2.30m depths |
| 46 | 1500 mm dia,2.30m-4.95 m depths Please Enable Macros to View BoQ information |
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