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| 1 | Providing Household Tap Connectionas per technical specification andapproved drawing as per relevant IS code (amended up to date) from HDPE/uPVC/DI/AC/MS/GI pipe line up to consumer meter/premises by using PP mechanical Integrated saddle with inbuilt flow control valve made out of SS316 designed for 5 LPM discharge at 0.5 bar pressure , not exceeding the flow of 7 LPM at 2 bar and a compression elbow, moulded in single piece/ fusion welded (Complete job) including digging out suitable size of pits and trench for laying service line in all kinds of soil; depositing and refilling of pit & jhiri with watering & ramming /compacting in layers and disposal of surplus excavated soil as directed with in a lead of 100 meter ; providing & fixing of all fitting duly approved in accordance withspecification for potable water including GM Full-way Valve (IS:778 Mark) or wheel valve and specials with 20 mm nominal dia MDPE pipe PE80 PN 16 as per ISO 4427 / 20 mm nominaldia PPR-C (Three layered) pipePN16 SDR 7.4 (IS:15801:2008) (ISI mark) and above ground level using PPR-C pipe with standard PPR fittings/ GI pipes in the premises for fixing a tap / meter box (excluding) ,including accessories with flushing, cleaning, disinfecting and testing of pipe line complete required for making of service connection complete in all respect including labour charges . The service line should be laid at least 45 cm below ground level. |
| 2 | Note: Road cut and restoration is not part of this item and paid separately. |
| 3 | For connection with 20 mm dia MDPE/PPR-C pipe length up to 05 mtr. |
| 4 | Add extra over item no 1.21, 1.22 & 1.23 for providing20 mm PE80 PN 16 as per ISO 4427 MDPE pipe including excavation, providing, laying & jointing of service line above 5.00 mtr. |
| 5 | P & F Bib cock (IS : 781 mark), superior quality of approved make , brass 400 gm, 15 mm nominal bore. |
| 6 | Road cutting for house hold service connection in minimum trench width wherever road crossing is required. Road cutting of cement concrete,WBM, Black top etc. of all thickness shall be doneby using a concrete cutter machine keeping minimum trench width and restoration of the road with Cement concrete with PCC M-10 and CC M-30 grade as per specification and direction of Engineer in charge.. |
| 7 | Removing& Re-fixing of Precast concrete interlocking blocks for laying of pipe line by manual method, stacking of serviceable & non serviceable material separately, disposal of dismantled material lead up to 50 mtr. The C.C. interlocking paving blocks be laid on average 25 mm thick bed of coarse sand and the joints to be filled with fine sand. Laying procedure on compacted sub base as defined. Complete job is to be executed as per the directions of Engineer in charge. The rates to be inclusive of fixing of70 percent reusable precast concrete interlockingblock and cost of required new precast concrete interlocking block against damaged, including alllead and lift as per Technical specifications.(Interlocking blockmanufactured by fully computerized automatic stationery hydraulic vibro pressed machine & full computerized automatic batching plant of class A-1 as per BS:6717-2001. Tensile splitting strength and breaking load as per BS: 6717-2001Colour: Grey cement natural colour. Variation in Dimension : Less than 1.6 mm Variation in thickness: Less than 3.2 mm)Note: If existing precast block used more than 70%, than for every 1% use above 70%, deduction of 1% in cost shall be done for every 1% use above 70%. |
| 8 | 80 mm thick. |
| 9 | Supply,fixing ,testing and commissioning of Multi jet magnetic type domestic water Class -Bconfirming to IS : 779-1996/EEC/MDIL with end coupling as per relevant technical specification and the direction of the Engineer 15 mm SiZe |
| 10 | Dismantling of cement concrete pavement for pipe lineand chambers by mechanical means using pneumatic tools, cutting the peripheral edge by CC cutter, 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 meters. Measurement for dismantled trench to be madeas per standard trench width specified in tender document and no extra payment shall be made be made for trench width more than specified, re-handling of material/earth to complete the tasks as per technical specification and scope of work. |
| 11 | Providing and laying in position cement concrete M10 grade nominal mix 1:3:6 (1 Cement : 3coarse sand : 6 graded stone aggregate 40 mm nominal size) in base course complete including all material, labour, machinery, lighting, guarding for road restoration work in trenches of pipe line and chamber work. Measurement for CC work to be madeas per standard trench width specified in tender document and no extra payment shall be made be made for trench width more than specified,complete work as per technical specification and scope of work. |
| 12 | Providing and laying in position cement concrete in specified grade over prepared base course complete including finishing, curing, all material, labour, machinery, lighting, guarding for road restoration work in trenches of pipe line and chamber work. Measurement for CC work to be madeas per standard trench width specified in tender document and no extra payment shall be made be made for trench width more than specified,complete work as per technical specification and scope of work. |
| 13 | Plain cement concrete pavementof M-30 Grade |
