REPAIR MAINT OF DI GI PPR PIPE LINES AND CONNECTED ITEMS AT KARU ZONE-I UNDER GE 860 EWS

Excavation in trenches not exceeding 1.5 mtr wide and not exceeding 1.5 mtr in depth for laying of GI tubing in trenches and getting out all in hard and dense soil complete all as specified by Engineer- in - charge.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick complete all as specified and directed by Engineer-in-Charge.

Removing excavated material (soil) to a distance not exceeding 50 mtrs and depositing where directed at a level not exceeding 1.5 mtr above the starting point complete all as specified by Engineer- in - charge.

Taking up or down old unserviceable DI/GI tubing connection including disconnection of fittings from tubing where required and cleaning for refixing or removal from site complete all as specified by Engineer- in - charge of following sizes :-

(a) PPR/GI pipe 20 mm dia

(b) PPR/GI pipe 25 mm dia

(c) PPR/GI pipe 32 mm dia

(c) PPR/GI pipe 40 mm dia

(d) GI/PPR pipe 50 mm dia

(e) DI/GI pipe 80 mm dia

(f) DI Pipe of 100 mm bore

Supply & laying of water pipe lines of the following sizes and grade complete with fittings (such as bends, elbows, tees, short pieces, connectors, caps, plugs, unions and screwed socket joints etc) laid in trenches omplete all as specified by Engineer- in - charge, of following sizes (Note when pipe laid in straight line then the 3rd length is required to be connected by union. :-

(a) GI pipe, Med grade 20 mm dia

(b) GI pipe, Med grade 25 mm dia

(c) GI pipe, Med grade 32 mm dia

(d) GI pipe, Med grade 40 mm dia

(e) GI pipe, Med grade 50 mm dia

(f) GI pipe, Med grade 80 mm dia

(g) DI pipe of 100 mm bore

Taking down old unserviceable gate valve / stop valve of any size complete all as specified by Engineer- in - charge

Supply and fixing gun metal, globe or gate valve for 50 mm dia pipe with iron wheel head, screwed both ends ISI marked complete all as specified by Engineer- in - charge. (Make : Kirloskar / Sant / BIR /Jindal or equivalent approved make)

Supply and fixing gun metal, globe or gate valve for 25 mm dia pipe with iron wheel head, screwed both ends ISI marked complete all as specified by Engineer- in - charge (Make : Kirloskar / Sant / BIR /Jindal or equivalent approved make).

Description all as per item ser No. 8 here-in before but 20mm size complete all as specified by Engineer- in - charge. (Make : Kirloskar / Sant / BIR /Jindal or equivalent approved make)

M&L for run lead joint for 100 bore CI/DI pipe complete all as specified by Engineer- in - charge.

S&F 20 mm bore Ball brass valves, high pressure, with polythene float and flynut complete, screwed for iron pipe or brass ferrule complete all as specified by Engineer- in - charge

Description all as per item No. 11.00 here-in- before but 25 mm bore complete all as specified by Engineer- in - charge.

Description all as per item No. 11.00 here-in- before but 40 mm bore complete all as specified by Engineer- in - charge.

Description all as per item No. 11.00 here-in- before but 50 mm bore complete all as specified by Engineer- in - charge.

Taking down old unserviceable CI sluice valve for 80/100 mm dia pipe complete all as specified by Engineer- in - charge.

Supply & fixing cast iron sluice valve for water supply purposes with CI drilled flanged end internally cast for 100 mm nominal bore class PN 1.6 horizontal type conforming to IS 760, ISI marked with stainless steel spindle & iron wheel non using type including jointing material complete such as rubber assertion packing rings with requisite no of nuts & bolts , washers of requisite size etc all as specified and directed by the Engr-in-Charge. (Make : Kirloskar or equivalent approved make)

Description all as per item No 16.00 here in before but here sluice valve internally cast for 80 mm nominal bore complete all as specified by Engineer- in - charge. (Make : Kirloskar or equivalent approved make)

Taking down old unserviceable air release valve of size up to 80/100 mm complete all as specified by Engineer- in - charge.

S&F air release valve with double air outlet on existing DI/GI pipe of bore 80 mm complete with drilling, threading, welding and fixing of GI pipe medium grade 25 mm bore all as per site requirement and directed by Engr-in-Charge. (Make : Kirloskar or equivalent approved make)

M&L for replacement of old unsv air release valve with single air outlet in existing DI/GI pipe of bore 100 mm complete with drilling, threading, welding and fixing of GI pipe medium grade 32 mm bore all as per site requirement and complete all as specified by Engineer- in - charge. (Make : Kirloskar or equivalent approved make)

Material and labour for valve chamber on existing chamber foundation with 230mm thick brick wall in CM 1:6, 75mm thick coping in PCC 1:4:8 (Type B1), 15mm thick plaster in CM 1:4 over all internal and external wall surface,50x50x5mm thick MS Angle iron frame and 3.0 mm thick MS chequd plate cover with hinges and necessary locking arrangements painting with two coats of synthetic enamel paint over one coat of red oxide primer all as specified and directed including dismantling and removal of existing damaged chamber except PCC foundation of internal size 900mm x 900mm x 900mm. complete all as specified by Engineer- in - charge.

Making connection of PP-R distribution branch with PP-R main of size 16 to 40 mm bore by providing and fixing tee including cutting and making fusion joint etc complete all as specified by Engineer- in - charge.

Making connection of PP-R distribution branch with PP-R main of size 50 to 75 mm bore by providing and fixing tee including cutting and making fusion joint etc complete all as specified by Engineer- in - charge.

M&L for servicing of centrifugal pump electric driven AC 3 Phase 415 volt 30 HP capacity by replacing of unserviceable terminal blocks and 2 Nos bass bearing, bushes and bolts and nuts and re-assembling same incl varnishing with super enamelled varnish to motor winding at site including testing complete all as specified by Engineer-in-Charge.

Dismantling/ Disconnecting Monoblock cetrifugal pump 2 HP from the site S&F the same complete all as specified and dierected by Engr-in-charge. Make Kirloskar

Dismantling/ Disconnecting Monoblock cetrifugal pump 1 HP from the site S&F the same complete all as specified and dierected by Engr-in-charge. Make Kirloskar

S&F in replacement gunmetal foot valve 80mm dia complete all as specified and directed by Engineer-in-Charge.

S&F in replacement gunmetal foot valve 40mm dia complete all as specified and directed by Engineer-in-Charge.

Construction of Lorry filling point of size 0.6m x 0.6m x 5m using precast cement concrete solid block masonary type C-1, 1:3:6 (20mm graded stone aggregate), exceeding 10cm in width and setting in cement mortal 1:4 over 150mm thick PCC 1:3:6 (nomival mix) type C-2 (using 40 mm graded crushed stone aggregates) complete, 10mm thick rendering in cement mortar 1:4 on block work, surface finished even & smooth without using extra cement inxluding earthwork complete, 1/6 of complete height is using as foundation of Lorry filling point, incl Dismantling of unserviceable Lorry filling point of any size all as specified and directed by Enginner-in-Charge.

M&L for Emptying the tanks, removing complete scalling Cleaning internal wall and bottom throughly by using washing soda and cleaning with clean water to remove the remains of soda/bleaching powder and apply one coat of cement paint suitanble for drinking water applied to entire internal surface of Semi Under ground tank of capacity upto 25000 Glns complete all as specified and directed by Engineer-in-Charge.

S&F in replacement star delta stater 3 phase 415 V suitable for 30 HP monoblock/centrifugal pump set and making all necessary connection, complete all as specified and dierected by Engr-in-charge.

M&L for Cleaning and removing all scales and dirt etc from tanks and from mouths of circulating pipes etc capacity upto 1000 ltrs complete all as specified by Engineer- in - charge.

Collecting and testing of water sample bottle from Pump houses of 3 Inf Div Water Point, Mil Farm house,L/S P/house,TCP Water point from govt authorised laboratory for testing of various parameters as per IS 10500 complete all as specified and directed by Engr-in-Charge, Note :- Test result will be submitted to AGE E/M office.

Supply & installation in replacement of Chlorine dozing system with new Altoch Dosing System, Modle ADS-I, Item Nr:- ADS 100 with Non-metalic solution tank of 100ltrs capacity with motor driven agitator to maintan uniform suspension throughout the tank electrically operated chlorine dosing tank consisting of Dosing tank 100 ltr of PE/FRP Lid & level gauge along with single phase electric motor and agitator, 90 watts, 1440 RPM, 230 volts, 50 cycles, 02 AMP and having speed controller to reduce upto 800RPM, with shaft & blade in plastic-mounted on tank Lid must have port hole for pouring calcium hypochlorite and water when necessary. Lid must have provision for mounting dosing pump on the lid/wall including High pressure Single head Gear motored adjusable Dosing Pump set, Modle:-96 NGQ51, Item NR:- DPP965, uneffected on dry running having no loss of prime, independent of back pressure and able to handle both chemical solution as well as suspension, 230volts, 50 cycles, AC,44 RPM 1/30 fraction HP having output 2US GPD to 40 U.S GPD complete with accessories i.e lead tubing , connecting nuts, injection check valve, clay weight and ferrules including complete all as specified and directed by Engr-in-charge. Make of Dosing system:- ALTOCH Dosing system, Model:- ADS-I Item Nr:- ADS 100, Item NR:- P & Make of High pressure Single head Gear Motored adjusable Dosing pump :- Declibac Modle :-96 NGQ51, Item NR:- DPP9651 or Equivalent in poter & Watt Crop/Briozing Unlimited.

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