Tender For Repair/ Replacement Of Certain Misc Items At Bapatla And Suryalanka Pump Houses At Af Station Suryalanka; 1 S&Fin repair 32mm outer dia, ISI marked 3-layer PP-R polypropylene random copolymer pipes SDR 7.4 (PN-16) UV stabilized and antimicrobial welded having thermal stability for hot & cold water supply including all PP-R plain & brass threaded polypropylene random fittings fixed complete to walls, ceilings or in floorsetc. including taking up existing unserviceable pipes of any type complete all as specified and as directed. 2 S&L in repair Ductile Iron pipes 150 mm dia with spigot and socketed ends class k-9 in any length with internal cement motar lining and external zinc and bitumen coated confirming to IS:8239-2000 including push on rubber gasket joints and laid in trenches as per IS 12288 complete all as specified and as directed. 3 -Do- But 100 mm 4 M & L in replacement of CI bend (any type, any radius and angle) tapers any type (straight bends, increasing or decreasing or double socket etc) Tee pieces single branch, double branch cross (all socket or socket and spigotted/ flanged), collar, caps and plugs all as specified and suitable for tyton rubber joints upto 150 mm dia bore complete all as specified and as directed. 5 Supply of iron D Clamp made out of MS flat not less than 50mm width not less than 5 mm thick, suitable size for 150mm DI pipe, 25 mm GI socket welded to D clamp with necessary gaskets, nuts and Bolts for connection, including two coat of red oxide paint complete all as specified and directed. 6 All as above but suitable for 100mm DI Pipe. 7 S & F in repair Sluice valve 200mm dia, Class PN 1.6 complete set as per site requirement complete all as specified and as directed. 8 S & F in repair Sluice valve 150mm dia, Class PN 1.6 complete set as per site requirement complete all as specified and as directed. 9 S & F in repair Sluice valve 100mm dia, Class PN 1.6 complete set as per site requirement complete all as specified and as directed. 10 S & F in repair Sluice valve 65mm dia, Class PN 1.6 complete set as per site requirement complete all as specified and as directed. 11 M&L cast iron foot valves, without bypass arrangement, vertical installation, flanged type for iron pipe of 100 mmbore as per IS 4038 including nuts, bolts and taking out old unserviceable foot valve complete all as specified and as directed. 12 M&L cast iron non return valve rising spindleof 100mm bore as per IS5312 part 1 PN 1.6 including nuts, bolts including taking out old unserviceable valvecomplete all as specified & directed. 13 M&L in repair for Construction of valve chamber of size 1200 x 1200 x 1000 mm (internal dimension) suitable for 150/100 mm sluice valve, PCC 1:4:8 type D2 using 40 mm graded stone aggregate as in foundation, brick wall with sub class B bricks built in CM 1:4, PCC 1:2:4 type B1 using 20 mm graded stone aggregate for coping, plastering in CM 1:4,15 mm thick including provision of MS sheet cover 4 mm thick with two coat of synthetic enamel paint over a coat of red oxide primer to steel surfaces and locking arrangement including excavation earth work in any type of soil, returning in filling and removing the surplus soilcomplete all as specified and as directed. 14 M&L in repair for Unplasticized PVC 50 mm pipes of pressure rating 10 kgf/cm2 laid in trenches as per site requirement including Bends, elbows and sockets etc complete all as specified and as directed. 15 -Do- But 110 mm (For Shallow Wells) 16 M&L PCC 1:2:4 type D-2, using 20 mm graded stone aggregateincluding demolishing the existing damaged foundation,provision of necessary form work / brick work where required including necessary foundation joints andfinishing fairto the exposed surfaces, complete all as specified and as directed. 17 S&F in replacement of rusted base frame of MS fabricated incl vibration pad, washers, nuts, bolt, studs, thimbles of Pump Sets of capacities from 10 HP to 20 HP, centrifugar or monoblcok type, fixing properly on foundation joints with nuts and washers complete all as specified and as directed. 18 M & L for taking outpump sets of capacities from 10 HP to 20 HP (centrifugar or monoblcok type)from foundation, disconnecting the water and electric connection and refixingon new base frame andfixing properly with nuts and washers,incl all types of cutting / threading / welding/ grouting work, making all electricaland water connections, fixing the delivery and suction pipeline as per site requirement for smooth functioningof water distribution / pumpingcomplete all as specified and as directed 19 M&L in replacement of Earthing completewith galvanisedsteelearthplateelectrode 600x600x6mm burieddirectlyin groundnotless than2.25Mtr deepbelow normal ground level with top edgeof earth plate not less than 1.5mtrbelow normal ground level connected to the Galvanised iron strip 32x6mm sizeby meansof bolts ,nuts, check nutsandwashersof galvanisediron and 32x6mm GI strip Procter by provision of GI light grade pipe 40 mm bore incl saddlesincl provision of concrete pit in PCC1:2:4 typeB-i, using 20 mm graded stone aggregates with 40 mm thick cover of RCC (1:2:4) reinforced with XPMweight not less than 4 Kg /Sqm and 6mm diabar handle ,excavationand earthworkin any type of soil ,charcoaldustand saltlightgrade GI watering pipe 20 mm bore with funnel and wire mesh and medium grade GIprotectionpipe 15mm bore 5 Mtr long and GI strip up to main earthing complete all as shown in electrical plateNo 3 of MES Sch 2009 Part-I complete all as specified and as directed.(i) Main earthing strip from earth plate electrode to test point up to length of 7.5 meters length shalldeem to be included in the unit rate quoted against this item . (ii) GI protection pipe & earthing lead beyond 7.5 meter shall be measured and paid for separately under appropriate item. (iii) On testing after completion if the desired resistenance is not obtained the contractor shall redo the earthing without any extra cost to the department . 20 S & F in replacement of GI strip 32x6mm, buried in ground or fixed to wall incl saddles, nuts, bolts, washers etc for loop earthing complete all as specified and as directed. 21 M & L for attending the emergent complaints for unserviceable/ break down/ fault ofwater supply pump sets of any capacity including carrying out minor repairs in electrical supply system in control panel andmotor terminals etc after finding the fault as required to make the pump set in order to functional complete all as specified and as directed by Engr-in-charge. (Note : (i) Rate inclusive for minor items like fuse wire, copper cable etc . (ii) Major items like starter, contractor etc will be paid separately in respective items. 22 Supply, Installing, Programming, Testing of Water Level Indicator, 24V-32V DC to 4-20mA Output Radar / Ultrasonic Sensor for continues level measurement Range Upto 8 mtrs, 230V Digital Display with FS+/-1% accuracy, including suitable size 2 core under ground cabling work for sensors at water UG sumps, including necessary fittings and accessories for mounting the sensors at the centre of the Sumps complete all as specified and as directed.Note : 2 Nos of UG Sumps are Located at Suryalanka PH, 1 Nos of UG Sump is Located at Bapatala PH.Make: VEGA / PEPPERL+ FUCHS / NIVELCO / SIEMENS EMERSON / USGC / ENDRESS+HAUSER 23 Removing the old U/s water meter with flanges on both sides and drain the water from the existing pipes. S&F water meter of size 150mm Dia, ISI marked suitable for CI flanged water pipe, including gaskets and nuts, bolts and other required accessories. Old meter reading should be noted down and submit to the department. Proper Fixing arrangement should be confirmed by conducting the suitable test, complete all as specified and as directed. Make of water meter : DHASMASHNote: (i) The rate quoted rate should be inclusive of fixing and testing charges.(ii) Old Water Meter should be deposited to MES Store yard. 24 Excavationin trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth and gettingout in soft/ loose soil, for under ground electric cable, pipes etc. complete all as specified and as directed. 25 Returning, filling-in, including, spreading, watering and well ramming in layers notexceeding 25 cm thick each, in soft /loose soil complete all as specified & directed. 26 Removing excavated surplus soil to a distance not exceeding50 m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified & directed. 27 Cutting existing road/PCC for laying of DI pipe of sizes 150/100mm including necessary earth work, excavation upto 600mm depth but not exceeding 1 mtr depth, wide upto 450mm but not exceeding 800mm including making existing surface with PCC 1:2:4 type B1 using 20 mm aggregate, thickness of concrete is 150mm and making good the disturbed surface to match with existing surfacecomplete all as specified and directed.Note :- The tenders shall take into consideration for following points while quoting his rate for this item and the unit rate is deemed be included for :-i. Earth work excavation in any type of soilii. Returning filling in , including spreading , leveling , watering and well ramming in layers not exc. 25 cm thick complete all as specified and as directed.iii. Removing excavated material to out side MD landiv. 150 mm thick PCC1:2:4 type B1 as in road.
