Rain water Harvesting using Pure water Filters and Modular Percolation Pits in 26 Parks within the jurisdiction of JMC

Earth work in bulk excavation by mechanical means (hydraulic excavator) over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 m2 on plan) including disposal of excavated earth lead upto 50 meters and lift upto 1.5 m, as directed by Engineer-in-Charge. All kinds of soil

Extra for every additional lift of 1.5 m or part thereof in excavation/ banking excavated or stacked material : All kinds of soil

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, lead upto 50 m and lift upto 1.5 m.

Providing orange colour safety foot rest of minimum 6mm thick plastic encapsulated as per IS : 10910 on 12mm dia steel bar conforming to IS : 1786 having minimum cross section as 23 mmx25 mm and over all minimum length 263mm and width as 165mm with minimum 112 mm space between protruded legs having 2 mm tread on top surface by ribbing or chequering besides necessary and adequate anchoring projections on tail length on 138 mm as per standard drawing and suitable to with stand the bend test and chemical resistance test as per specifications and having manufacture’s permanent identification mark to be visible even after fixing. including fixing in manholes with 30x20x15 cm cement concrete block 1:3:6 ( 1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) complete as per design.

Extra for depth for manhole size ( 120cmx90cm) With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering. All work upto plinth level with: 1:5:10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40 mm nominal size)

Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering. All work upto plinth level with: 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size)

Providing and fixing in position precast R.C.C. manhole cover and frame of required shape and approved quality. EHD - 35 Circular shape 560mm internal diameter

Brick work with common burnt clay (non-modular) bricks of class designation 7.5 in foundation and plinth including curing in cement mortar 1:4 (1 cement : 4 coarse sand)

12mm Cement plaster finished with a floating coat of neat cement of mix: 1 : 3 ( 1 cement : 3 fine sand)

Providing and placing in position 100mm thick factory made machine batched and machine mixed Precast RCC Rectangular Covers on drains offootpath of various sizes, of M-25 grade cement concrete for RCC work,including cost of centering, shuttering, reinforcement of 8mm dia TMTbars of Fe 500 grade @ maximum 100mm c/c on both ways , neat cement punning on finished surface, properly encased on all edges with 1.6 mm thick , 100mm wide MS sheet duly painted over priming coat , reinforcement to be welded at edges with MS sheet and providing 2 Nos. 12 mm dia bar for hooks etc i/c cost of cartage ,all leads & lift, handling at site etc. all complete as per direction of Engineer-in-Charge.

Supplying and filling in plinth with fine sand under floors including, watering, ramming, consolidating and dressing complete.

Supplying, filling, spreading & levelling stone aggregate 20mm nominal size in recharge pit, in reduced thickness, for all lead & lifts, all complete.

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 Break % 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, heat welding, and needle punched for high porosity and proper percolation. Complete as per entire satisfaction of engineer-in-charge lifing at any height, loading, unloading all taxes charges, all I & M, T & P as complete job Nothing extra will be paid whatsoever the case may be.

Providing and fixing of CGWB/GRIHA approved Pure Rain Filter 600mm dia with 150mm 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 of eliminating finer particulate matter upto 160 micron filtration made of SS net with long fiber foam of 25mm thickness, green color, filtration capacity 40 kiloliters complete in accordance to the design, drawing and specification complete as per entire satisfaction of Engineer-in-Charge. Total depth of filter shall be 2000mm including two filter extension. lifing at any height, loading, unloading all taxes charges, all I & M, T & P as complete job Nothing extra will be paid whatsoever the case may be.

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 1.8 kg and spacers having size of 988 mm x 240 mm x 25 mm having a weight of 0.8 kg of approved make and arranging the same in as directed by the engineer -in-charge and in complete accordance to the design, drawings. The rates are inclusive of all necessary transportation, loading, unloading excise, vat control etc.as per entire satisfaction of Engineer -in-charge lifing at any height, loading, unloading all taxes charges, all I & M, T & P as complete job Nothing extra will be paid whatsoever the case may be.

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.

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 10 mm gap for thermal expansion 150 mm dia PVC pipe. lifing at any height, loading, unloading all taxes charges, all I & M, T & P as complete job Nothing extra will be paid whatsoever the case may be.

Constructing brick masonry manhole (silt chamber type) inside size1.20X0.90x1.20m 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 graded stone agg, n/size reinforced with 18.92 kg cold twisted sreel bars 20cm foundation concrete 1:4:8 (1 cement: 4 C/sand: 8 graded stone 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.

Disposal of moorum/building rubbish/ malba/ similar unserviceable, dismantled or waste material by mechanical transport including loading, transporting, unloading to approved municipal dumping ground for lead upto 10 km for all lifts, complete as per directions of Engineer-in-charge.

Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth upto 1.5 m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m :Ordinary rock/Soil :Pipes, cables etc. exceeding 80 mm dia. but not exceeding 300 mm dia