|
| 1 | M&L for Boring holes of dia 300mm , upto 18 m deep in soft/hard soil/gravels for and getting out and disposal of spoil to a distance of n exc. 50 m complete all as specified & directed. |
| 2 | M&LPCC 1:2:4 type B-1, 100 mm thick (using 20 mm graded stone aggregate) as in flooring/hardstanding complete all as specified & directed. |
| 3 | Material & labour for 40mm thick cement concrete 1:2:4 type B-1 including mixed with hardener (as per manufactures instructions, using 20mm graded stone aggregate) as in flooring, surface finished even and smooth by using extra cement complete all as specified and directed . |
| 4 | Supply only 3mm thick and 38 mm wide glass strips as in floor complete all as specified and directed. |
| 5 | Excavation in trenches n exc 1.5 mtr wide and n exc 1.5 mtr deep for foundation etc in soft/loose soil and getting out complete all as specified & directed. |
| 6 | Excavation in trenches exc 1.5 mtr wide and exc 1.5 mtr deep but not exc 3.0 m for foundation etc and getting out complete all as specified & directed. |
| 7 | Returning filling in incl spreading levelling watering and well ramming in layers n.exc 25 cm in soft/loose soil complete all as specified & directed. |
| 8 | Removing excavated material n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting point complete all as specified & directed. |
| 9 | Providing orange colour safety foot rest of minimum 6mm thick plastic encapsulated asper IS:10910, on 12mm dia steel bar conforming to IS: 1786, having minimum cross section as 23mm X 25mm and over all minimum length 263mm and width as 165mm with minimum 112 mm space between protruded legs having 2mm tread on top surface by ribbing or chequiring besides necessary and adequate anchoring projection on tail length on 138mm and suitable to with stand the bend test and chemical resistance identification mark to be visible even after fixing, including fixing manhole with 30X20X15cm cement concrete block 1:3:6(1 cement: 3 Coarse sand: 6 graded stone aggregrate 20mm nominal size) complete as per design complete all as specified & directed. |
| 10 | M & L for precast RCC 1:2:4 type B-1(using 20mm graded stone aggregate)for cover slabs including placing and set in CM 1:6 (below or above ground level) reinforced complete all as specified & directed. |
| 11 | Material & labour for cement concrete (1:4:8) type D-2 (using 40mm graded stone aggregate) as in foundation filling and mass concrete complete all as specified and directed. |
| 12 | M & L mild steel deformed or twisted bar(TMT bar)10mm dia and overcut to length bent to shape reqd, incl, cranking benching spirally for hooping for columns hooping ends and bending with and including MS wire annealed wire not less than 0.9 mm dia complete all as specified and directed. |
| 13 | Material & labour brick work with fly ash bricks in CM 1;6 brickstraight or curved on plain exeeding 6m mean radiusetc complete all as specified and directed. |
| 14 | Material & labour 15mm thick rendering in CM 1:4 on fair fair faces of brick wall orconcrete surfaces mixed with water proofing compound (WPC) as per manufacturer\"s instructions surfaces finished even and smooth complete all as specifiedand directed (Note :-WPC shall be measured and paid for separately under respective item of schedule ‘A’ here-in-after). finished even and fair complete all as specified and directed. |
| 15 | Providing and fixing of non woven Geotextile having thickness of 400 GSM, Having minimum tear Strength of 250 ASTM D4533,width wise atleast215 ASTM D4533 having puncture strength of 1550 plus as per ASTM D6241 Having elongation at Brack % of 57 plus as per ASTM D 4595 in Two layers, made out of long fibers to hold the modules and protect liner including cutting ,sizing ,head welding, and needle punched for high porosity and proper percolation. Complete as per entire satisfaction of engineer-in-charge |
| 16 | Providing and fixing of CGWB/GRIHA approved Pure Rain Filter 700mm dia with 300mm dia inlet and outlet to accumulate storm water having desilting suspended solid catcher made out of FRP with strainers steel 304 grade strainers, having steel bucket of 600micron capable ofeliminating finer particulate matter upto160mmicron filtration made of SS net with long fiber foam of 25mm thickness, Blue color, filtration capacity 40-80 kiloliters complete in accordance to the design, drawing and specification including excavation complete as per entire satisfaction of Engineer-in-Charge. Total depth of filter shall be 2000mm including two filter extension. |
| 17 | Providing & Fixing of Co-polymer based rainwater harvesting structure including supply of cross wave of size 494 mm x 494 mm x220mm with minimum void ratio of 94.7% having a weight of 1.8and spacers having size of 988 mm x 240 mm x 25 mm having a weightof 0.8 kg of approved make and arranging the same including excavation and 150mm thick sand below Geotextile & 50mm thick at top for packing as directed by the engineer -in-charge and complete in accordance to the design, drawings. Therates are inclusive of all necessary transportation, loading, unloading excise, vat control etc.as per entire satisfaction of Engineer -in-charge. |
| 18 | Providing and fixing polyethylene pipe of working pressure 6kg per square cm confirming to IS:4985 including jointing with sealing ring confirming IS:5382 leaving 10mm gap for thermal expansion 300mm dia PVC pipe complete all as specified and directed. |
| 19 | Constructing brick masonry manhole (silt chamber type) inside size 1.20mX0.90m x1.20m deep with FPS brick class designation 75 in cement mortar 1:4 (1 Cement: 4 coarse sand ) 15mm thick RCC top slab with 500mm dia opening in cement concrete 1:2:4 (1 cement: 2 C/sand: 4 gradedstone agg, size reinforced with 18.92 kg cold twisted sreel bars 20cm foundation concrete 1:4:8 (1 cement: 4 C/sand: 8 gradedstone agg 40mm size) inside plastering 12 mm thick with cement mortar 1:3 (1 cement: 3 C/ sand) finished with a foating coat of neat cement and providing 75 mm thick bed concrete in 1:2:4 mix (1 cement: 2 C/sand: 4 graded stoneagg . 20mm n/size) including neat cement punning inside the manhole complete as per standard design/depth shall be measured from invert level of manhole excluding cost of manhole cover and frame which shall be paid for separately etc. All complete as per direction of engineer-in-charge. Note:- The excavation work rates for the chamber will be included under this item only. |
| 20 | Providing and fixing polyethylene pipe of working pressure 6kg per square cm confirming to IS:4985 including jointing with sealing ring confirming IS:5382 leaving 10mm gap for thermal expansion 150 mm diameter,including joining with required Tee, elbows etc complete all as specified & directed. |
| 21 | M&L Concrete bed to drain pipes including packing under and haunching against the sides of pipes after they are laid and tested in cement concrete 1:3:6 type C-2 for 300 mm bore pipes complete all as specified and directed by Engineer-in-Charge. |
| 22 | Supplying, filling, spreading & levelling stone aggragate 20mm nominal size, in recharge pit, in the required thickness, for all leads & lifts, all complete as per direction of Engineer-in-charge. |
| 23 | Extra for add or deduct for providing & fixing FRP (FIBER REINFORCED POLYMER) based microfilter drum/ extension of 700 mm dia CGWB/GRIHA approved pure rain filtersdia Accordance to the design , drawing and specification complete as per entire satisfaction of Engineer-in-Charge |
| 24 | Supply and installation of FRP based access Chambers, each having of size 500 mm x 500mm x 500 mm to have access in the tank complete in accordance to the design, drawings and specifications. |
