Tender for the work of providing and laying of 300mm dia RCC NP3 pipeline and 230mm dia SW line at Krishna nagar Devasandra coming under Devasandra S/s of AEE(E)-2-1 sub division.-CAT-2A

Schedule-B for the work of providing and laying of 300 mm dia RCC NP3 class pipe line and 230 mm dia RCC/GSW in place of damaged/silted 150mm dia SW line at Krishnanagar and surrounding area coming under Devasandra service station of AEE (E) - 2 - 1 sub division

Sl Particulars Unit Total Qty

1 Dismantling of cement concrete pavement by mechanical means using pneumatic tools, breaking to pieces not exceeding 0.02 m3 in volume and stock piling at designated locations and disposal of dismantled materials and stacking serviceable and unserviceable materials separately. 230 mm dia SW line Cum 277.20

b Dismantling of cement concrete pavement by mechanical means using pneumatic tools, breaking to pieces not exceeding 0.02 m3 in volume and stock piling at designated locations and disposal of dismantled materials and stacking serviceable and unserviceable materials separately. 300 mm dia RCC NP3 line Cum 214.16

2 Dismantling of Flexible pavements and disposal of dismantled materials and stacking serviceable and unserviceable materials separately By Mechanical Means 300 mm dia RCC NP3 line Cum 91.53

3 Earth work excavation for pipeline trenches in all kinds of soils by mechanical means above 600 mm trench width as per drawing and technical specifications, including setting out, construction of shoring, strutting, barricading, caution lights, bracing, using sight rails & boning rods at every 100 mm whevere necessary as directed, removal of stumps and other deleterious matter, dressing of sides and levelling the bottom of trench to the extent required , utilising the available excavated earth locally for the work etc., and all other appurtenances complete in the following strata. All kinds of soil 230 mm dia SW line 0 to 1.5 Mts Depth Cum 599.13

b 230 mm dia SW line 1.5 to 3.0 Mts Depth Cum 31.05

c 300 mm dia RCC NP3 line 0 to 1.5 Mts Depth Cum 1000.04

d 300 mm dia RCC NP3 line 1.5 to 3.0 Mts Depth Cum 309.26

e 300 mm dia RCC NP3 line 3.0 to 4.5 Mts Depth Cum 16.80

d Providing and installing sheet piling for both sides of the trenches forfollowing depths with mild steel sheets of not less than 6.5mm thick,stronger knife edge, recessed spreader sockets, 3 inch single or doublewall shields, to be designed by the contractor to withstand all types of ransporting to the suitable location etc. complete with all lead and lifts.(Measurement shall be taken for one side only eventhough it is provided for both sides) sqm 543.00

4 Providing lowering laying, jointing, testing and commissioning of 230 mm diameters glazed stone water pipes, conforming to IS 651:1992, (with 5th revision) in all respects jointing with EPDM rubber rings (seals according to EN 681 & ASPM 425) The rubber seals joints pipe will have groves in interior of socket and exterior of the spigot. The rubber gasket whll be prefixed at the factory by the manufacturer rigidly iwht approved glue to have leak proof joint including conveying to worksite and rolling and lowering into trenches, laying true to line, level and perfect linking at joints testing and commissioning including loading and unloading at both destinations and cuts of pipes wherver c\necessary including jointing of GSW ipes and specials, with rubber wherever necessary including jointing of GSW pipes and specials, iwth rubber gaskets conforming to EN 681 and ASTM C 425 including cleaning the socket and spygot iwth soap solution and applying talcum powder for detecting crack, then applying then applying glue and before insertingh of rubber gaskets, jacking and fixing in perfect conditiong including the cost of soap solution, talcum powder and glue etc. and giving necessary hydraulic test to the required pressure of water head with all lead and lifts including costing of jointing materials and all necessary survey works for laying of sewers etc., and disposal of debris as directed etc., complete (Contractor will make his own arrangements for procuring for testing) with Rubber ring gasket joints 230 mm dia SW Pipeline Rmt 547.00

5 Providing S&S RCC SPUN / VIBRATED CAST PIPES (REINFORCED) pipes NP-3 Class conforming to IS:458-1988 with latest amentments using ordinary portland cement, for sanitary works and conveying to work site, rolling and lowering into trenches, laying true to line and level including loading and unloading at both destinations and jointing of pipes and specials, perfect linking of joints with jack to correct position including cost of jointing materials, i.e, rubber rings conforming to IS: 5382 for S&S RCC pipes, with all leads and lifts as directed and giving necessary hydraulic test as per ISS to the required pressure and commissioning etc. complete. (Contractor will make his own arrangements for procuring water for testing). Before the execution of the work, the contractor shall carry out the survey. 300 mm dia RCC NP3 Pipe line Rmt 1132.20

6 Refilling available earth around trenches/pipelines, cables in layers not exceeding 20 cm in depth, compacting each deposited layer by ramming after watering with a lead upto 50 m , and lift upto 1.5 m. Including cost of all labour complete as per specifications Cum 1270.67

7 Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying in uniform layers with paver/grader in sub-base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density. Cum 582.89

12 Construct Brick masonry in CM 1:4, 340 mm thick, with wirecut bricks of approved quality, plaster inside and out side with CM 1:3, 12mm thick, except for the conical surface outside where the plaster thickness shall be 20mm. Slope inside to be 1:6 in the concrete towards central drain and finished smooth. Fixing of pipes in CC 1:2:4 with graded metal of 20mm and down size. Providing and fixing SFRC Machinehole frame and cover (Heavy Duty) conforming to IS:12592 with latest amendment, in CC 1:2:4. Providing and fixing footsteps made of 12mm dia. steel bars (Fe-500)with 3mm thick plastic encapsulation (IS-10910). The footsteps shall be fixed 30cms apart and on CC block embeded to masonry wall. The wholeworks include watering, curing, barricading, danger lighting, pouring tar over MH frame and cover, cost of tar, shoring, strutting, de-watering,engraving Machinehole number with flow direction on the inner conical surface etc. as per the drawing etc. as per technical specifications and for the following diameters and depth etc. for 1.2mm dia:0.9 Mts Depth. Nos 3

1.0 Mts Depth Nos 44

1.0 to 2.0 Mts Depth Rmt 109

2.0 Mts Depth Nos 9

2.0 to 3.0 Mts Depth Rmt 26

3.0 Mts Depth Nos 5

3.0 to 4.0 Mts Depth Rmt 13

13 Providing PVC ringtite pipes conforming to IS 4985:2000 with latestamendments and conveying to worksite, rolling and lowering into trenches, laying true to line and level and perfect linking at joints, testing and commissioning, including loading unloading at both destinations and cuts of pipes wherever necessary including jointing of PVC pipes and specials (excl ding cost of specials) with jointing of approved type, with all labour with all lead & lift including encasing the pipe alround to a depth of not less than 15 cms. with soft gravel or selected earth available from the excavation etc. complete and giving necessary hydraulic test to the required pressure as per ISS (Contractor will make his own arrangements for procuring water for testing) etc. complete For:110mm dia rmt 800.00

14 Labour charges for attending to repairs to the PVC pipes by earth work excavation cutting the old pipe installation and jointing of new pipes to the existing old pipe to the depth and line, level and perfect linking at joints including encasing the pipes alround to a depth of not less than 15cms with earth available including cost of all labour,hire charge of equipment, refilling the excavated trenches compacting,finishing neatly by giving satisfactory hydraulic test etc.,complete 110mm dia rmt 800.00

15 Supply and delivery at site special moulded variety PVC reducer as per IS 7834/ 1987 and fabricated as per IG124/ 1984 with ISI mark with its latest amendment, 110 mm dia PVC REDUCER each 200.00

16 Dewatering the sewage / storm water by using reqired HP submersiblepump for the diversion of storm / sewage during the execution of work. Considering for one Pump. 10HP PUMP compete Hrs 64

17 Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, wood work, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead - Prestressed / RCC grade M-20 & above cum 25

18 Providing Random rubble masonry with hard stone in foundation and plinth including levelling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size) upto plinth level with - Providing Size Stone masonry with hard stone in foundation & plinth with Cement mortar 1:6 (1 cement : 6 coarse sand) cum 15

19 Dismantling the damaged or collapsed Machinehole ,conical in shape, and reconstructing the same for the same dimensions, with machine made wire cut brick in CM 1:4 with ordinary portland cement etc. as per design and specifications. The existing ring, cover and CC beeding to be used. For 1.5M dia-3.70 Mts Depth Nos 1

20 Removal of unserviceable soil with disposal upto a suitable distance as directed by the engineer incharge of work Cum 685.59