REPAIR REPLACEMENT AND MAINTENANCE OF OLD RUSTED EXTERNAL WATER SUPPLY PIPELINES OF VARIOUS SIZES AND TYPE VALVE CHAMBER DISTRIBUTION NETWORK VARIOUS SIZE AND TYPES OF VALVE ETC AND ASSOSIATED ALLIED WORKS AT MD AND OTM ACCN IN AUNDH MIL STN UNDER G

Excavation in trenches, not exc 1.5 mtr wide and not exc 1.5 mtr in depth for laying of pipe line in soft / loose soil and getting out complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25cm in soft/loose soil complete all as specified and directed.

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

Taking up or taking down steel tubing and connections including cleaning for refixing or removal to store for the following sizes complete all as specified and directed. :-

15 mm dia

20 mm dia

25 mm dia

25 mm dia

50 mm dia

Materail and Labour for making/drilling new hole inexisting CI/DI/GI Pipe for new connection of GI pipe of any size complete all as specified and directed.

Supply and laying for galvanised iron tubing medium grade ISI Mark with and including all fittings such as bends, elbows, tees, short pieces, union etc in trenches complete all as specified and directed. of following sizes :-.

15 mm dia

20 mm dia

25 mm dia

40 mm dia

50 mm dia

Supply and Fixing Gun metal gate valve ISI Mark with following mm dia with iron wheel head screwed both ends ISI marked fixed to GI pipe including removal old unsv one complete all as specified and directed:-

15 mm dia

25 mm dia

40 mm dia

50 mm dia

80 mm dia

Material and Labour for Surface dressing n exc 15 cm deep in soft/loose soil at pump house ph - I & II area complete all as specified and directed.

Material and Labour for attending the emergency repairs to leakage/ damage GI/CI/DI pipe of following Sizes including carrying out minor repairs etc as required to Make- the system in order / functional and necessary excavation ,returning , filling of soils and removal of water by using pump, cutting out GI pipe at both ends and jointing with new fittings, accessories such as union, sockets, Tee, Tee reducer etc complete all as specified and directed. Note (i) Rate inclusive of jointing & earth work. (ii) GI pipe will be paid separately in respective items.

15mm to 20 mm dia

25mm to 40 mm dia

50mm to 150 mm dia

200mm to 400 mm dia

Supply and Fixing Cast iron sluice valve with spindle and cast iron hand wheel complying with IS:14846-2000, class PN 1.6 IS with inner working parts brass both ends flanged with 2 Nos rubber insertion gasket joints, nuts, bolts & washers of required size & Nos complete including removing of old unsv one of the following bore sizes complete all as specified and directed.:-

400 mm dia

300 mm dia

200 mm dia

150 mm dia

100 mm dia

80 mm dia

Supply and Fixing cast iron body heavy duty non return valve ISI marked ( NRV) both ends flanged with 2 Nos rubber insertion gasket joints, nuts, bolts & washers of required size & Nos complete including removing of old unsv one of the following bore sizes complete all as specified and directed.:-

300 mm dia

200 mm dia

150 mm dia

100 mm dia

80 mm dia

Supply and fixing in repair cast iron foot ball valve, type is normax type, ISI marked both end flanged with nut bolt washers and rubber gasket confirming IS 4038, installation, testing of following sizes complete all as specified and directed:-

200 mm dia

150 mm dia.

100 mm dia

80 mm dia.

Taking up or taking down old unsv damaged / rusted CI/DI/GI Pipe of below size & dia with connections removal and deposite to E/M store for the following sizes complete all as specified and directed:-

400 mm dia.

300 mm dia.

200 mm dia.

150 mm dia

100 mm dia.

Supply, Laying, jointing & testing of Ductile iron (DI), pressure pipes with spigot or socket ends or flange ends, centrifugally cast, class K-9, with cement mortar lining in inner side as per IS:8329/ 2000 (latest revision) and other relevant standards and metallic zinc coating followed by a finishing layer of epoxy paint in outer side, suitable for push on joint (rubber gasket joint) in any length with inside cement mortar lining laid in trenches complete all as specified and directed of following sizes:- Note : Excavation and earth work shall be measured and paid separately.

400 mm dia

300 mm dia

200 mm dia

150 mm dia

100 mm dia

Material and Labour for connecting pieces one end flanged and other end socket or spigot and bell mouth pieces one end flanged other end tapering as bell mounth, DI Bends tapers, Tees, pieces (Single or double branch) any Type and angle/ radius and straight connecting pieces for DI Pipe of following bore complete all as specified and directed:-

DI Pipe up to 150 mm Dia

DI Pipe 200 mm dia to 400 mm dia

Material and Labour for construction of Brick Masonry Valve Pit, one Brick thick wall in cement mortar 1:4 on 100mm thick PCC 1:4:8 type D1, (40mm graded stone aggregate) in Foundation, Rendering 15 mm thick internally and externally upto 150mm below GL, providing 3.0mm thick MS Sheet Valve Pit Cover, welded with 40mm X 5mm Flat Iron Frame alround including provision of Hinges, Handle and Locking Arrangement and 40mm x 40mm x 6mm Angle Iron Frame fixed on Top of Valve Pit by means of Holdfast 150mm long, embedded in PCC 1:2:4, type B1 (20mm graded stone aggregate) Block of size 230mm x 200mm x 100 mm, applying two coats of Anti-corrosive Paint over and including a coat of Red Oxide Zinc Chrome Primer after preparation of all exposed Steel Surfaces including necessary Earth Work in Soft/Loose Soil and demolition of old unserviceable Valve Pit of following sizes complete all as specified and directed:-

900 mm x 900 mm x 900 mm (Internal Dimension)

600 mm x 600 mm x 600 mm (Internal Dimension)

Material and Labour for repair of existing Brick Masonry Valve Chamber, with brick work with sub- class 'B' brick in one brick thick wall in cement mortar 1:4 including Rendering of Cement plaster 15 mm thick internally and externally with Cement motor 1:4 complete all as specified and directed.

Material and Labour in repair for Brick Masonry Valve Chamber cover of any size and discription with and including MS Sheet Cover 3 mm thick, welded with 40 mm x 5 mm Flat Iron Frame alround including provision of Hinges, Handle and Locking Arrangement and 65mm x 65mm x 6 mm Angle Iron Frame fixed on Top of Valve Pit by means of Holdfast 150mm long, embedded in PCC 1:2:4, type B1 (20mm graded stone aggregate) Block of any size, applying two coats of Anti-corrosive Paint over and including a coat of Red Oxide Zinc Chrome Primer after preparation of all exposed Steel Surfaces and demolition of old unserviceable Valve Pit cover of any size complete all as specified and directed.

Material and Labour for mechanical joint consisting of compression collars made out of Cast Iron, MS Flanges drilled as per IS for pressure rating PN 1.6, including MS nuts, bolts, rubber gasket,cleaning the pipe surface,chamfering or cutting the edges of pipes for positioning, jointing and testing for the following size and of pipe material GI/CI/MS/AC complete all as specified and directed:-

400mm bore

300mm bore

200mm bore

150 mm bore

100 mm bore

80 mm bore

Taking Down for Mechanical actuator held from existing position and refixing the same after servicing in specified location incl checking & laying the supply cable testing complete all as specified and directed.

Supply and Fixing MS Pipe conforming to IS : 1239 of sizes 300 mm dia and 8 mm thick laid in trenches/ floor including bend, elbow, and Tee flanges cutting welding and necessary nut nolts required for fixing the pipe in location complete all as specified and directed. Note: Cost of pipe are inclusive with BEND TEE Tee equal reducer etc.

Ditto-- as same as Item No. 21 above for 150 mm dia

Supply and Fixing in repair standard DS Signal cable (Signal + Coil) from water meter location to Display unit of water meter protected with DWC pipe for safety of cable and saddling the cable by clip to wall/ any hard surface and provide IP 68 protection compound for joint by sensor for make forbes Marshall and suitable make complete all as specified and directed.

Material and Labour for PCC 1:3:6 ,Type D2, using 20mm graded stone aggragate for foundations, filling and mass concrete complete all as specified and directed.

Material and Labour for Machine pressed precast cement concrete interlocking paver blocks,coloured, glossy finish with any shape and size conforming to IS-15658-2006, 60mm thick, M-35 grade complete all as specified and directed.

Dismantling the water meter (any make) of size 300mm dia for repairs/ calibration from authorised MIDC authority for water meter testing its position and inserting a flange of same size and length, transporting to civil workshop / Laboratory for replacing the wornout spares and calibration testing from MIDC and transporting back to site, refixing the same on existing position with rubber gaskets, testing for leakages complete all as specified and directed. Note: Test certificate shall be obtained from testing officer of MIDC and submitted to Engr- in -charge.

Supply and Fixing High strength free flowing solid chlorination medium fortified with corosion inhibitors and anti scaling agent for drinking water application. Minimum chlorine strength 55%. OEM claim regarding corosion inhibitors and anti scaling agent content must be ratified by Engineer-in-Charge complete all as specified and directed.

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