Contract for Repair/replacement including Breakdown maintenance of Borewell pumping system and electrical panels including drilling of Borewell at Anushaktinagar Mumbai.

Amount

G.M. NRV: Supply, installation, testing & commissioning of 50 mm dia, horizontal mounted non return valve as per technical specification of item no.1

Submersible Pump: Supply, installation, testing & commissioning of 100 mm dia, verticle submersible pump sets of 60 LPM, Head range128 to 136 M (to be installed in 150 mm dia. New bore well) as per technical specification of item no.2

Geological Survey: Identifying point for bore well by Geological survey as per technical specification of item no.3

Drilling of Bore well

Drilling of bore well to a minimum depth of 40 m having 150 mm dia clear size by pneumatic drilling machine with all necessary equipment at the points shown by EIC as per technical specification of Item no 4

Beyond 40 mtr to 90 mtr depth (if required)

Beyond 90 mtr depth (if required)

PVC CASING PIPE: Providing & lowering 180 mm OD PVC casing pipe (outer) of as per technical specification of item no.5

UPVC Pipe: Supply and installation of 5.0 mm thick UPVC pipe suitable for 150 mm dia clear bore as per technical specification of item no.6

125 DN plain casing pipe without perforations

125 DN Ribbed screen casing pipe

PVC Column Pipe: Supply, laying & fixing of 50 mm dia column pipe with coupler/socket joints including sealing rubber ring etc. as per technical specification of item no.7

MS Structural Work: Fabrication, installation, supply of MS structural materials and fabrication of pipe supports, panel supports, trench cover per technical specification of item no.8

PCC: Supply, installation of material & construction of stand & pipe supports with 1:2:4 PCC as per technical specification of item no.9

Removal & Re-installation of Borewell Pump Sets: Labour charges for removing and re-installation of the bore well pump sets along with power supply cable & with other accessories from the borewell of following mentioned depth as per technical specification of item no.11

Depth upto 100 mtrs

Depth beyond 100 mtrs

Repairs / Overhauling of Pumpset: Complete repairing/over hauling of the borewell pumpset upto 10/20/35 stages ( for 5HP to 10HP pumpset) as per technical specification of item no.11

Upto 5HP

Above 5HP & upto 10HP

Flushing & cleaning of Borewell: Flushing &cleaning of existing bore well upto 150mm dia of following depth as per technical specification of item no.12

Upto 100mt depth

Above 100mt & upto 150 mt

Bore Well Pump Starter: Supply, installation, testing and commissioning of automatic digital DOL starter for new bore well pump sets as per technical specification of item no. 13

Starter Enclosure: Supply, fabrication, installation of hot-dipped galvanised 14 SWG MS CRCA sheet starter enclosure suitable for accoummoding new & old existing starter as per technical specification of item no. 14

HDPE PIPE: Supply, installation, commissioning of HDPE pipe 50mm O.D. for laying 3c flat cable for borewell to starter panels as per of technical specification of item no.15

Control cable

Supply, installation, testing & commissioning of 4C x 10 sq.mm. control cable of 1.1 KV grade multicore copper solid/stranded conductor , PVC insulation, outer sheathed armoured cable as per technical specification of item no.16

Supply, installation, testing & commissioning of 3C x 4 sq.mm. control cable of 1.1 KV grade multicore copper stranded conductor , PVC insulation, flat submersible power cable as per technical specification of item no.16

Submersible Pump ( Spare): Supply, installation, testing & commissioning of 100 mm dia, verticle submersible pump sets (to be installed in 150 mm dia. Old bore well) as per technical specification of item no.17

Chamber for borewell: Construction & fabrication of chamber size 1000x1000x900mm (depth) brick work wall chamber on 100 mm thick PCC including inside and outside water proof plaster with MS hinged cover made from 4mm thick MS chequred plate with stiffener angle size 35x35x4mm. The MS cover shall sit on angle frame made of 50x50x5mm fixed on the top of the chamber with sufficient anchoring. as per technical specification of item no. 18

Up to 1.00m depth from GL

Spare of Borewell: 'Supply & Replacement for old part of existing borewell & pump set as when required as per technical specification item no.20

Adopeter size 50 mm dia

Bore well cap 200 mm dia

Borewell clamp

Nylon rope 12 mm dia

Electrical Spare Parts: Supply of spare parts for digital starter for submersible pumps upto 5HP control panel as and when required as per technical specification of item no.21

Switch similar to L&T make, FN-32 amp. TPN. Cat no.SK95518

Contactor similar to L&T make, MNX9, 3pole, cat.no. CS94106,coil voltage 240v.

Contactor similar to L&T make, MNX12, 3pole, cat.no. CS94108,coil voltage 240v

Relay (thermal overload relay with start & off/reset) similar to L&T make , MN2, cat. No. ss94141

Contactor coil similar to L&T make, MK (Type), 440v cat.no. ss90047

Pump protection relay similar to L&T make SPG D2, AUX Supply 240AC- 5 second reset.

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