REPAIR REPLACEMENT OF FRESH WATER DISTRIBUTION PIPELINES PREVENTIVE MAINTENANCE OF PUMPS, MOTOR AND CONTROL PANEL CLEANING OF FRESH WATER RESERVOIRS PUMP HOUSE INCLUDING PUMP HOUSE COMPLEX AND ALLIED WORKS AT DAS TELEPHONE EXCHANGE COMPLEX UNDER NAV

Amount

Dismantling taking out GI pipe from PCC support/Trenches for repair/ replacement/ relaying for bore of pipe 25 mm complete all as specified and directed.

Supply, fixing and testing of 25 mm dia Medium grade including complete GI specials on PCC support or on trenches complete all as specified and directed.

M&L for relaying of GI pipe above after proper cleaning, descalling and fixing to original position for bore of pipe 25 mm including necessary rubber gusket, nuts, bolts & washers complete all as specified and directed.

Dismantling taking out GI pipe from PCC support/Trenches for repair/ replacement/ relaying for bore of pipe 40 mm complete all as specified and directed.

Supply, fixing and testing of 40 mm dia Medium grade including complete GI specials on PCC support or on trenches complete all as specified and directed.

M&L for relaying of GI pipe above after proper cleaning, descalling and fixing to original position for bore of pipe 40 mm including necessary rubber gusket, nuts, bolts & washers complete all as specified and directed.

Dismantling taking out GI pipe from PCC support/Trenches for repair replacement/ relaying for bore of pipe 50 mm complete all as specified and directed.

Supply, fixing and testing of 50 mm dia Medium grade including complete GI specials on PCC support or on trenches complete all as specified and directed.

M&L for relaying of GI pipe above after proper cleaning, descalling and fixing to original position for bore of pipe 50 mm including necessary rubber gusket, nuts, bolts & washers complete all as specified and directed.

Dismantling taking out GI pipe from PCC support/Trenches for repair/ replacement/relaying for bore of pipe 80 mm complete all as specified and directed.

Supply, fixing and testing of 80 mm dia Medium grade including complete GI specials on PCC support or on trenches complete all as specified and directed.

M&L for relaying of GI pipe above after proper cleaning, descalling and fixing to original position for bore of pipe 80 mm including necessary rubber gusket, nuts, bolts & washers complete all as specified and directed.

Excavation in trenches not exceeding 1.5m in depth and not exceeding 1.5m wide for pipe and getting out in soft/loose soil complete all as specified and directed.

Excavation in trenches not exceeding 1.5m in depth and not exceeding 1.5m wide for cable/pipe and getting out in hard disintegrated rock / Road / PCC hard standing and making the disturbed surfaces good same as existing before excavation complete all as specified and directed.

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

Removing excavated materials(soil) not exceeding 50m, depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified and directed.

Supply only Gun metal gate valve of size 50mm including taking out old unserviceable one complete all as specified and directed.

Supply only Gun metal gate valve of size 40mm including taking out old unserviceable one complete all as specified and directed.

Supply only Ball valve of size 25mm including taking out old unserviceable one complete all as specified and directed.

Supply only Sluice valve class PN 1.6 of size 100mm including taking out old unserviceable one complete all as specified and directed.

Surface dressing of areas of above pipelines every 30days by clearing away all grass,wild vegetation, saplings, shrubs, brushwood, undergrowth, roots and tress not exceeding 30cm girth and removing rubbish upto a distance of 50mts outside the periphery of the area under clearance complete all as specified and as directed.

M&l preparation of valve chambers smooth as existing and applying three coats of white wash and applying synthetic enamel black paint after cleaning the debris and vegetation etc per month complete all as specified and directed.

M&L for dismatling of foundation PCC, taking out from pump house, carrying to dumping yard inside ND (V) and necessary cleaning of work site all as specified and directed..

M&L for cement concrete type B1, (1:2:4) with 20mm graded agreegate in foundation, filling in and mass concrete all as specified and directed.

M&L for servicing, maintenance, repair, overhauling of Motor upto 15 HP after dismatling taking out from pump set base, opening of complete motor, checking for defective bearings, Connecton plate, Connection terminals, cable lugs, re-assemble, reinstall, at pump base, connection with pump coupling, making proper alignment complete all as specified and directed . Motor Make- Kirloskar

M&L for servicing, maintenance, repair, overhauling of pump upto 15 HP after dismatling , opening of complete pump, checking of all parts for any defects such as bearings, shaft ,impeller,sleeve, lantern ring, gland with bolts at both end, main shaft complete, re-assemble pump with gusket, nuts, bolts and washers, greasing all bearings, reinstall at pump base, connection with motor coupling, making proper alignment with required nuts,bolts,washers complete all as specified and directed . Pump Make- (same as existing)

M&L for rewinding of Motor upto 15hp after dismatling taking out from pump set base, transportation to civil workshop outside DAS,ND(V), opening of complete motor, dismatling stator/rotor, rewinding the complete stator of motor with existing size of super enameled copper wire as per existing turn, heating, vernishing, replacement of both end bearing, Connecton plate, Connection terminals with new copper lugs for all 06 terminal, re-assemble, transport back to DAS,ND (V), reinstall at pump base, connection with pump coupling, making proper alignment , testing for satisfactory run complete all as specified and directed . Motor Make- Kirloskar

Earthing complete with GI plate 60×60cm ×3.15mm thick electrode and 20×4mm GI strip as earthing lead, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less'than 1.5 metres below normal ground level, connected to 25×4 mm galvanised iron strip by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on completion complete all as specified and directed.

Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 25x4mm GI strip complete all as specified and directed.

M&L for replacement of MS foudation base frame of 10 HP pump set made with structural steel section, as per existing size, painting with one coat of red oxide and two coat of black bituminous paint, fixing to original foundation location all as specified and directed.

M&L for installation of 10 HP pump and motor to original foundation position, coupling fixing, alignment of pump and motor, electric cable connection complete all as specified and directed.

Supply only 32A MCCB 4 pole 415V fixed type with 16KA breaking capacity incl dismentling taking down unsv one all as specified and directed.

M&L for dismantling of electric connection cables from starter to motor, dismantling complete pump set of upto 15HP with foundation chanel, removing from base, keeping aside for repair of foundation PCC, pump, motor and foundation MS base frame all as specified and directed..

M&L for installation upto 15hp pump and motor to original foundation position, coupling fixing, alignment of pump and motor, electric cable connection complete all as specified and directed.

M&L for mild steel framed work with ends of bars souldered, welded or reveted or forced into spikes, framed guard bars, ladders,chequred plates framed balusters, walk ways, railings, gates, frame work of tank, valvepit and similar work incl painting with one coat of red oxide primer and one coats of anticorrosive black bituminous paint incl dismantling mild steel work of any description not otherwise specially provided for all as specified and directed.

Supply only Dry powder type fire extingisher ball type including mounting at various locations complete all as specified and directed

Supply fix install testing and commissioning fire hydrant valve CI single headed conforming to IS with iron wheel head and brass spindle flanged type 80mm including male coupling 63 mm complete all as specified and directed

Supply and fixing rubberized fabric reinforced rubber fire hose pipe of 63mm dia conforming to is-636,15 M long for bust pressure of 35.7 kg/sqcmwith brass male and female coupling bound and reveted to hose pipe with suitable clamp with ISI mark complete all as specified and directed

Supply and fixing internal hose box made of 2mm thick MS sheet 800mm x 600mm x 250mm with double door with 4mm thick glass and door frame of 2mm thick MS sheet painted red outside and white inside surface incl/taking out unsv complete all specified and directed

M&L for preparation to existing surfaces and applying one coat of synthetic enamel paint fire red colour to fire hydrant and blue colour to head and writing serial no as identification code complete all as specified and directed

M&l for preparation to existing surfaces and applying one coat of synthetic enamel paint black colour to sluice valve complete all as specified and directed

Material and labour for cleaning semi underground sump of 0.5 lakhs Litres capacity (Main pump house) after every three month including removing all scales, dirt and sediments etc., by using wire brush or other means from the floor and side walls of semi under-ground sump including washing the entire sump with bleaching powder and apply one coat of white wash to the inner side walls complete all as specified and as directed Note : Each time cleaning of each semi underground sump shall be considered as one Job.

Chemical and biological testing of raw water from NABL accredited laboratory and submit the test report to the Engineer-in-charge complete all as specified and as directed (sample to be collected from inlet source at FWPH at DAS)

Suppy, laying and commsioning of XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 70 sq. mm 3.5core along with necessary electrical connections and accessories (like lugs etc) complete all as specfied and directed.

Supply and laying 50mm bore HDPE pipe (PN 10) fixing to wall surface, complete all as specified and directed.

MVV Prasad (BID ID -3485099)

SRI LAKSHMI ENGINEERING ENTERPRISES (BID ID -3485011)

SHIKHARA PROJECTS (BID ID -3479502)

AYYAPPA CONSTRUCTIONS (BID ID -3479712)

GVR CONSTRUCTIONS (BID ID -3479192)