CA NO CWE/CHM(U)-81/2021-22 PROVN OF WATER PIPE INTERCONNECTION OF WATER RESERVOIR LINE IN SEPTA, PPR PIPES

Amount

Excavation in trenches not exc 1.5 mtr wide & not exc 1.5 mtr in depth: for foundationetc or for manholes, laying of pipe in any type of soil and getting out complete all as specified and directed.

Returning filling in, including spreading, leveling watering & well ramming in layers not exc 25cm thick complete all as specified and directed.

Removing excavated material to a distance not exc 50 mtr & depositing where directed at a level not exc 1.5 mtr above the starting point complete all as specified & directed.

Supply and laying 3 layer (outer green coloured UV stabilized, middle black coloured UV stabilized and inner most layer white coloured with antimicrobial properly) fusion welded having thermal stability for hot and cold water supply PP-R (polypropylene random Co-polymer) pipes in trenches incl plain PP-R and brass threaded PP-R fittings or flanged joints incl connecting up with existing system of grade PN 16, SDR-7.4 of 110 mm outer dia size complete all as specified and directed.

Supply and laying 3 layer (outer green coloured UV stabilized, middle black coloured UV stabilized and inner most layer white coloured with antimicrobial properly) fusion welded having thermal stability for hot and cold water supply PP-R (Polypropylene random Co-polymer) pipes laid in trenches incl plain PP-R and brass threaded PP-R fittings or flanged joints incl connecting up with existing system of grade PN 16, SDR-7.4 of 90 mm outer dia size complete all as specified and directed.

Supply and laying 3 layer (outer green coloured UV stabilized, middle black coloured UV stabilized and inner most layer white coloured with antimicrobial properly) fusion welded having thermal stability for hot and cold water supply PP-R (Polypropylene random Co-polymer) pipes in trenches incl plain PP-R and brass threaded PP-R fittings or flanged joints incl connecting up with existing system of grade PN 16, SDR-7.4 of 63 mm outer dia size complete all as specified and directed.

Supply and laying 3 layer (outer green coloured UV stabilized, middle black coloured UV stabilized and inner most layer white coloured with antimicrobial properly) fusion welded having thermal stability for hot and cold water supply PP-R (Polypropylene random Co-polymer) pipes in trenches/wall/ceiling/ floor/ incl plain PP-R and brass threaded PP-R fittings or flanged joints ,Water pipe clamps requment of site incl connecting up with existing system of grade PN 16 SDR-7.4 of 32 mm outer dia size complete all as specified and directed.

Supply and laying 3 layer (outer green coloured UV stabilized, middle black coloured UV stabilized and inner most layer white coloured with antimicrobial properly) fusion welded having thermal stability for hot and cold water supply PP-R (Polypropylene random Co-polymer) pipes laid in trenches/wall/ceiling/ floor/ incl plain PP-R and brass threaded PP-R fittings or flanged joints,Water pipe clamps requment of site incl connecting up with existing system of grade PN 16, SDR-7.4 of 25 mm outer dia size complete all as specified and directed.

Supply and fixing PP-R gate valve (Brass insert) as per requirement of site and fixed of 25 mm bore outer dia complete all as speacified and diretected.

Supply and fixing PP-R gate valve (Brass insert) as per requirement of site and fixed of 32 mm bore outer dia complete all as specified and directed.

Supply and fixing PP-R gate valve (Brass insert) as per requirement of site and fixed of 63 mm bore outer dia complete all as specified and diretected.

Supply and fixing PP-R gate valve (Brass insert) as per requirement of site and fixed of 110 mm bore outer dia complete all as speacified and diretected.

Supply and fixing 100 mm bore cast iron flanged sluice valve of class 1.6 PN installed complete with ISI marked (IS-14846) with gun metal spindle and hand wheel complete all as specified and directed.

Supply and fixing 150 mm dia cast iron flanged sluice valve of class 1.6 PN installed complete with ISI marked (IS-14846) with gun metal spindle and hand wheel complete all as specified and directed.

Supply and fixing Ductile iron non rising flanged sluice valve resilient seated pocketless body , SS spindle 350mm bore,EPDM coated DI wedge 100% vaccum tight design with toroidal design rings and over 250 micron epoxy coating in PN-1.6 designed as per BS 5163/SI:14846 and operating wheel including gasket, nuts,bolts and washers complete all as specified and directed.

Material and labour for cuttng of existing CI/DI pipe in position for inserting of tee, bend, collar, other type of CI fitting for addition /alternation of existing system for 150 mm bore complete all as specified and directed.

Material and labour for cuttng of existing CI/DI pipe in position for inserting of tee, bend, collar, other type of CI fitting for addition /alternation of existing system for 350 mm bore complete all as specified and directed.

Material and labour for CI fittings i.e bend (any type, radius and angle) tapers any type, (straight bend increasing decreasing or double socket etc) Tee pieces single branch,'Y' junction, (all sockets or socket and spigot/Flanged) collars, caps and plugs. of size up to 150 mm bore complete all as specified and directed.

Repairs to existing Block masonary valve pit of internal size 1400x1400x1400mm as per following:-(a) Replacement of MS sheet cover with 3.0 mm thick MS sheet with hinge & Locking arrangement and supply and fixing 25x25x6 mm angle iron frame all around the MS cover by welding.(b) Taking down existing plaster and material and labour for rendering 15 mm thick in cement mortar (1:6) including WPC (c) Demolition of floor & Material and labour for 100 mm thick PCC (1:2:4) type B1 (20 mm graded stone aggregate) (d) Material and labour for painting on MS cover & frame with two coats of painting over red oxide primer after necessary prepration of surfaces complete all as specified and directed.

Repairs to existing Block masonary valve pit of internal size 1200x1200x1000mm as per following:-(a) Replacement of MS sheet cover with 3.0 mm thick MS sheet with hinge & Locking arrangement and S&F 25x25x6 mm angle iron frame all around the MS cover by welding.(b) Taking down existing plaster and material and labour for rendering 15 mm thick in cement mortar (1:6) including WPC (c) Demolition of floor & M&L 100 mm thick PCC (1:2:4) type B1 (d) M&L painting on MS cover & frame with two coat of red oxide primer after necessary prepration of surfaces complete all as specified and directed.

Material and labour for PCC 1:2:4 type B1 using 20 mm stone aggregate as in coping or other similar work including necessary form work etc complete all as specified and directed

Material and labour for rendering 15mm thick on fair face of brick work in CM 1:4 finished even and smooth complete all as specified and directed.

Supply and laying PVC slotted pipe 200 mm dia one end socket other end plain connected to 100 mm dia PPR pipe incluing reducers socket complete all as specified and directed.

Supply, install, testing and commissioning of 5 HP monoblock pump, 415 V, 3 Phase, minimum 8 mtr head and discharge not less than 1600 LPM, complete with locking arrangement inside pit, including fittings like flanges etc, complete all as specified and directed.

Supply, install, testing and commissioning of 3 HP monoblock pump, 415 V, 3 Phase, minimum 12 mtr head and discharge not less than 14LPS, complete with locking arrangement inside pit, including fittings like strainer, foot valve, flanges etc, complete all as specified and directed.

Supply and fix Foot Valve conforming to IS 4038, 100 mm (4”) dia complete all as specified and directed.

Supply and fixing MS strainer filter 100 mm dia ISI Marked complete all as specified and directed.

Supply, laying, connecting and testing of PVC insulated and PVC sheathed copper conductor cable 3 core 6 sqmm 1100 volts grade complete all as specified and directed.

Supply, install, testing and commissioning of Starter cum LT panel made out of CPRI approved 3.0 mm thick CRCA sheet, dust and vermin proof with angle iron base frame and legs of size 50x50x6mm, PCC 1:2:4 type B-1 for grouting of base, suitable for 3 Phase 415 V 50 Hz complete with incoming of MCCB 4 pole 63 Amps 10 KA (incoming) MCB TP 16Amp C-Curve -03 Nos, DOL starter suitable for 5HP-02 Nos & DOL Starter suitable for 03 HP -01 Nos, LED indication lamp RYB, Multifunction meter along with set of CTs, cable entry glands, Earth terminal, complete all as specified and directed.

M&L for earthing complete with galvanized iron or steel plate electrode 600 mm x 600mm x 6.0 mm burried directly in ground vertially in a pit of depth not less than 2.25 mtr below normal ground level with top edge of the earth plate at a depth of not less than 1.50 mtr below normal ground level sorrounded from all sides with mixture of charcoal and common salt in alternate layers and electrode connected to with and including GI/steel strip of size 32mm x 6mm upto a length of 7.50 metre by means of bolts, nuts, check nuts and washers of galvanised iron/steel strip protected by and including galvanised steel pipe light grade of bore 40 mm (internal dia) & connected to main control board/switch board or any other electrical equipment complete all as show n in electrical plate No.3 MES SSR including necessary excavation and earth work, disposal of surplus soil not exceeding 50m, in any type of soil. (The rate also includes for cost of charcoal and salt in alternate layers of 15 cm thickness, 20mm bore intrnal dia GI/steel pipe light grade) for watering, funnel, wire mesh, PCC chamber in cement concrete (1:3:6) type C-1, 40mm thick RCC, (1:2:4) type B-0, reinforcement with XPM of weight not less than 4.00 kg/sqm abd mild steel frame of angle 50mm x 50 mm x 6 mm and testing on completion complete all as specified and directed.

Supply and fixing stainless steel with brass connector round dia of pipe 54 mm dia and 15mm threads fountain welded in per meter for fixing of nozzle including welding work for any connecting work requirement complete all as specified and directed.

Repairs to existing Block masonary valve pit of internal size 1000x1000x1000mm as per following:-(a) Replacement of MS sheet cover with 3.0 mm thick MS sheet with hinge & Locking arrangement and S&F 25x25x6 mm angle iron frame all around the MS cover by welding.(b) Taking down existing plaster and material and labour for rendering 15 mm thick in cement mortar (1:6) including WPC (c) Demolition of floor & M&L for 100 mm thick PCC (1:2:4) type B1 (d) M&L for painting on MS cover & frame with two coats of painting over red oxide primer after necessary prepration of surfaces complete all as specified and directed.

Supply only filter media comprising of graded gravel, in accordance with IS: 8419 Part-I, hard and preferably rounded with specific gravity not less than 2.5, free from clay, sand, loam and organic impurities of any kind, Acid solubility not more than 10.00 % for gravel sizes 10mm or larger and 5.00% solubility for gravel sizes smaller than 10mm, Particle size 25mm-40mm, complete all as specified and directed. Note. Filter gravel shall consist of hard, preferably rounded stones with an average specific gravity of not less than 2.5 and shall be free from clay, sand, loam and organic impurities of any kind. The gravel shall not contain more than 2 percent by mass of thin, flat or elongated pieces (in which the largest dimension exceeds three times the smallest dimension) determined by hand picking. Gravel should be free from excessive amount of limestone or shells and acid solubility determined in accordance with procedure given in Appendix R of in IS: 8419 (Part-I)-1977 should not exceed the following limits: (a) For gravel sizes 10 mm or larger : 10 percent solubility (b) For sizes smaller than 10 mm : 5 percent solubility

All as per item No 33 here-in-before but of particle size 12 mm-20 mm

All as per item No 33 here-in-before but of particle size 6 mm-12 mm

Supply and fixing of brass nozzle adjustable type of 15 mm dia, interior thread complete all as specifed and directed.

Cleaning inside walls with wire steel brush removing pile/ sludgesilt/ algae and other forgein material removing excavated soil not exceeding 50m & Supply and fixing HDPE liners heavy duty blue colour, min thick ness 1000 micron including jointing and 10 cm over lap material complete all as specified and directed.

Supply and fixing 9-watt LED lights designed to provide long-lasting shock proof illumination suitable to resist dampness. Single-colour fixtures emit up to 378 lumens of warm white illumination and have 12V DC operation. Each Shockproof LED light is constructed of gray painted aluminum with a glass lens and stainless steel front bezel complete all as directed by Engineer-in-Charge.

Supply and fixing dimmer for saving energy when illumination required is minimum input 220 volt , out put 12V load capacity 2 KW complete all as specified and directed by Engineer-in-Charge.

Supply and fixing 1.5 Sqmm 3 core PVC insulated ,fire reduntant cable, shock proof cable with connector complete all as specified and directed.

Supply and spread clean dry river sand in trenches including leveling, punning for cushioning complete all as specified and directed. Note. Punned thickness shall be measured.

Supply, laying, jointing and testing of ductile iron pressure pipe with socket & spigot ends having ISI stamping marking confirming to IS:8329/2000 in standard length of 5.50 - 6.00 meter of classification K-7 suitable for push on rubber tyton (gasket D-jointing) with cement mortar lining in the pipes having 150 mm bore, including aligning the pipes inside trenches as per IS:12288/1987 and testing the joints with required water pressure complete all as specified and directed.

Supply, laying, jointing and testing of ductile iron pressure pipe with socket & spigot ends having ISI stamping marking confirming to IS:8329/2000 in standard length of 5.50 - 6.00 meter of classification K-7 suitable for push on rubber tyton (gasket D-jointing) with cement mortar lining in the pipes having 100 mm bore, including aligning the pipes inside trenches as per IS:12288/1987 and testing the joints with required water pressure complete all as specified and directed.

Supply, laying, jointing and testing of ductile iron pressure pipe with socket & spigot ends having ISI stamping marking confirming to IS:8329/2000 in standard length of 5.50 - 6.00 meter of classification K-9 suitable for push on rubber tyton (gasket D-jointing) with cement mortar lining in the pipes having 350 mm bore, including aligning the pipes inside trenches as per IS:12288/1987 and testing the joints with required water pressure complete all as specified and directed.

Shifting of existing panel board by disconnecting all connections and making defunctional, not leaving any live wire and mounting the panel as directed by Engr-in-Charge at a new location with and including provn of Pedestal of PCC 1:2:4 type B1 (using 20mm graded store aggregate) foundation and making connection with suitable lugs, glands, thimbles complete all as specified and directed by Engineer-in-Charge.

S & F ductile iron pipe fittings such as bends, tapers, tee pieces single branch, "Y" junction, collars, caps and plugs etc spigot socketed or flanged ends type of size upto 350 mm nominal bore conforming to IS-9520/2000 with pressure rating PN-1. All fittings shall be coated of rust prevention i.e. external coating zinc rich paint with finishing layer of bituminous as per Annexure - A of IS:9523/2000 and internal lining shall be of cement mortar with seal coat as per Annexure 'B' of IS-9523/2000 complete all as specified and directed. Note: (i) Joint and jointing material shall be measured and paid separately (ii) Excavation and earth work shall be measured and paid for separately

Supply, laying, connecting and testing of XLPE insulated and PVC sheathed Galvanized steel strip or wire armoured electric power cable heavy duty 1100 Volts with stranded aluminium conductor of size 25 Sqmm 4 Core complete all as specified and directed.

Supply, laying, connecting and testing of XLPE insulated and PVC sheathed Galvanized steel strip or wire armoured electric power cable heavy duty 1100 Volts with stranded aluminium conductor of size 95 Sqmm 4 Core complete all as specified and directed.

Material and labour for provision of three stage water aerators complete for pressure equivalent to 6 feet for complete disinfection suitable for utmost use of treated water as per sample approved by Garrison Engineer complete all as specified and directed and comprising of the following:-

MS Pipe chromium plated minimum 4mm thick of 80mm bore for forcing the water upto the height with central orifice in nozzle end termination with bottom inlet and top outlet complete all as specified and directed.

Chromium plated MS horizontal plates for making three stage arearation for free fall from top to disinfect the water of weight minimum suitable to take the load of free fall but not less than 25 kg each making groove for directing the flow before falling on ground or in the channel complete all as specified and directed.

Grouting the perforated pipes in connecting channel with proper foundation bolt fitted on studs stable to withstand the load of water due to free fall complete all as specified and directed.

Excavation over area not exc 1.5 mtr deep and getting out in soft/ loose soil complete all as specified and directed.

Surface excavation n exc 30cm deep and averaging 15cm deep and getting out in soft / loose soil complete all as specified and directed.

Material and labour for hardcore with broken stone or boulders of gauge n exc 63mm, deposited, spread and levelled in layers nexc 15cm thick watered and rammed to a true surface complete all as specified and directed.

Material and labour for PCC 1:4:8 type D2 (40 mm graded aggregate) in foundations, filling and mass concrete complete all as specified and directed.

Material and labour for brick work with fly ash bricks, straight or curved on plan exc 6 m mean radius built in CM 1:6 complete all as specified and directed.

M&L rendering 15mm thick on fair faces of brick work or concrete surfaces in CM 1 : 4 mixed with WPC @ 3 % by the weight of cement used and finishing even and fair without using extra cement complete all as specified and directed.

Supply only water proofing compound complete all as specified and directed.

Material and labour for coloured glazed ceramic tiles in vertical surfaces of size 450mm x 350mm x 7mm thick over and including 10mm thick rendering in CM 1:4 set and jointed in neat cement slurry and pointed in white or colour cement to match the shade of tile complete all as specified and directed.

Material and labour for 16-18mm Granite (of any type )work (table rubbed and polished) in steps, jambs, pillars, window -cills, cooking platforms and like in cement mortar (1:4) including pointing in white cement (1:2) using marble dust with admixture of pigment to match with shade of granite over and including provision of backing coat 15 mm thick in CM 1 :3 complete all as specified and directed.

Material and labour for 25mm thick PCC 1:2:4 type B-0 using 12.5mm graded mechanically crushed stone aggregate as in sub floor/leveling course to receive topping complete all as specified and directed.

Material and labour for non - skid Ceramic tiles 7 to 8 mm thick (square/rectangular) area of each tile exceeding 0.06 sqm but not exceeding 0.11 sqm, in floors over and including cement screed bedding layer 15 mm thick in CM 1 : 6 etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade of tile complete all as specified and directed.

Material and labour for PCC type D2 1:4:8 (40 mm graded stone aggregate) 100mm thick as in sub base complete all as specified and as directed.

Material and labour for chequered cement concrete tiles (glossy finished with rubber moulded) 300mm x 300mm x 25mm thick with grey cement and pigment set, jointed and pointed in neat cement slurry in floors over and including cement mortar bedding 15mm thick in CM 1 : 6, complete all as specified and directed.

Material and labour for precast RCC 1 : 1.5 : 3 type A1 (using 20mm graded stone aggregate) in cover slab and set in CM 1 : 4 including necessary form work complete all as specified and directed.

Material and labour for mild steel TMT bars 10 mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips complete all as specified and directed.

Material and labour for formwork to side of pillars, posts, struts, piers, columns and stanchions with rough finished surface of concrete complete all as specified and directed.

Earthwork in excavation by mechanical means (Hydraulic excavator) means over area in soil (exceeding 30 cm in depth, 1.5 mtr in width as well as 10 Sqm on plan) including getting out and disposal of excavated earth lead upto 50 mtr and lift upto 1.5 mtr complete all as specified and directed.

Material and labour for rubber tyton joint 350mm complete all as specified and directed.

Alpha Engineers and Builders