REPAIRS TO SUBMERSIBLE MOTORS, CI, GI, DI PIPES, RO PURIFIER AND

Amount

Excavation in trenches not exceeding 1.5 metre wide and not exceeding 1.5 metre in depth getting out in hard/dense soil, for removing/laying pipes complete all as specified and as directed.

Returning, filling in, including spreading leveling watering and well ramming in layers not exceeding 25 Cms all as specified and as directed.

Removing excavated material not exceeding 50mtr and depositing where directed to a level not exceeding 1.5 metre above the starting point all as specified and as directed.

Dismantling and taking down the clogged/unserviceable GI pipe 15mm dia from trenches/floor/wall all as specified and as directed. Note: Excavation, refilling & removing surplus soil shall be measured and paid separately.

All as per Item No 04 hereinbefore but of size 20 mm dia all as specified and as directed.

All as per Item No 04 hereinbefore but of size 25mm dia all as specified and as directed.

All as per Item No 04 hereinbefore but of size 40mm dia all as specified and as directed.

All as per Item No 04 hereinbefore but of size 50mm dia all as specified and as directed.

All as per Item No 04 hereinbefore but of size 80 mm dia all as specified and as directed.

Material and Labour for GI pipe 15mm dia medium grade laid in trenches/fixed on wall/floor all as specified and as directed. Note: Excavation, returning filling & removing surplus soil shall be measured and paid separately.

All as per Item No 10 hereinbefore, but of size 20mm dia all as specified and as directed

All as per Item No 10 hereinbefore, but of size 25mm dia all as specified and as directed

All as per Item No 10 hereinbefore, but of size 40mm dia all as specified and as directed

All as per Item No 10 hereinbefore, but of size 50mm dia all as specified and as directed

All as per Item No 10 hereinbefore, but of size 80mm dia all as specified and as directed

Taking up cast iron water mains including all fittings with spigot and socket ends and lead joints including burning out joints and recovering lead of pipe of size 100 mm dia all as specified and as directed.

Taking up cast iron water mains including all fittings with spigot and socket ends and lead joints including burning out joints and recovering lead of pipe of size 150 mm dia all as directed.

Supply laying jointing and testing of Ductile pipe iron class K-7 socket and spigot type of size 100 mm dia all as specified and as directed by Engr-in-charge

Supply laying jointing and testing of Ductile pipe iron class K-7 socket and spigot type of size 150 mm dia all as specified and directed by Engr-in-charge

Material and labour for DI specials for bends (any type, radius and angle) tapers any type,(straight ,bend, increasing, decreasing, or double socket etc) Tee pieces single branch."Y" junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs up to 150mm bore Di pipes all as specified and as directed.

Material and labour for jointing of DI pipes with rubber tyton joints all as specified of size 100 mm dia all as specified and as directed.

Material and labour for jointing of DI pipes with rubber tyton joints of size 150 mm dia all as specified and as directed.

Dismantling and taking down unserviceable sluice valve 150mm dia from valve chamber/pipe line all as specified and as directed by Engr-in-Charge

All as per item no.23 hereinbefore but of size 100 mm dia all as specified and as directed

All as per item no.23 hereinbefore but of size 80 mm dia all as specified and as directed

Material and labour for sluice valve 150mm dia both end flanged PN 1.0 with fixing arrangements such as bolt / nuts, rubber packing’s etc all as specified and as directed.

All as per item No.26 hereinbefore but of size 100 mm dia all as specified and as directed

All as per item No.26 hereinbefore but of size 80 mm dia all as specified and as directed

Dismantling and taking down unserviceable gun metal gate valve/globe valve 20mm dia from valve chamber/pipe line all as specified and as directed by Engr-in-Charge

All as per Item No-29, hereinbefore but of size 25mm dia all as specified and as directed

All as per Item No -29, hereinbefore but of size 40/ 50mm dia all as specified and as directed

Material and labour for gun metal gate valve both end screwed of size 20 mm dia all as directed by Engr-in-charge

All as per Item No-32 here in before, but of size 25 mm dia all as specified and as directed

All as per Item No-32 hereinbefore ,but of size 40/50 mm dia all as specified and as directed

Material and labour for removing unserviceable lead joints from CI pipe line and making proper run lead joints of size 150mm dia complete including necessary excavation, refilling and removing the surplus soil all as specified and as directed.

All as per Item No-35, hereinbefore but for size of 100mm dia pipe line all as specified and as directed.

All as per Item No-35, hereinbefore but for size of 80 mm dia pipe line all as specified and as directed.

Dismantling and taking down unserviceable Non return valve 100 mm dia from pipe line all as directed by Engr-in-Charge

All as per Item No-38, hereinbefore but of size 80 mm dia all as specified and as directed

Material and labour for Non return valve 100mm dia both end flanged with fixing arrangements such as bolt / nuts, rubber packing’s etc all as directed.

All as per Item No-40 but of size 80 mm dia all as specified and as directed.

Construction of valve chamber of size 900 mm x 900 mm x 900 mm internal size suitable for sluice valve, with PCC (1:4:8) type (D2) for foundation one brick wall in cement mortar (1:4) PCC (1:2:4) type B1 for coping rendering in CM (1: 4) 15 mm thick including provision of mild steel sheet cover 3.15 mm thick on 40 x 40 x 6 mm angle iron frame work with two coat of synthetic enamel black paint over a coat of red oxide primer and locking arrangement including necessary excavation, earth work and demolishing the damaged valve chamber and removing debris as directed, all as specified and as shown on drawing.

Repairinig and manint of RO purifier cap 15 ltr/Hr complete for every months periodical servicing, checkig , replacing the parts filters, motor,chowkse, month checking of any defecs and rectyfying the RO purification of water filtering machine and also replacing filter complete all as specified Engineer in Charge

Repairinig and manint of RO purifier cap 80 ltr/Hr complete for every months periodical servicing, checkig , replacing the parts filters, motor,chowkse, month checking of any defecs and rectyfying the RO purification of water filtering machine and also replacing filter complete all as specified Engineer in Charge

S & F Direct on line starter suitable for 5HP to 7.5HP all as specified and as directed. Make: Havells /L&T

Dismantling the delivery pipe line of submersible pump set from water mains, lifting/taking out of GI column pipes of 50mm dia, submersible cable, defective submersible pump sets from borewells for repairs and lowering of repaired pump sets with GI column pipe 50mm dia, cable etc complete in the borewell at various sites under GE (AF) Yel. The job is inclusive of M&L for jointing of submersible cable, reconnecting the delivery pipe line to water mains, testing for satisfactory running and continous flow of water complete all as directed by Engr-in-Charge.

Repairs and servicing of defective submersible pump sets (excluding motar) of capacity of 5 HP, 7.5 HP and 10 HP by dismantling the pump and removing unserviceable parts, assemble the pump properly after replacement of unserviceable parts. Note : - (a) The rates are inclusive of transportating the pump set to workshop and back to site. (b) The rates are inclusive of turning/finishing work for fixing of parts properly. (c) Replacement of unserviceable parts will be measured and paid separately under relevant items of BOQ. (d) The rates are inclusive of testing, installation and satisfactory functioning of the pump set.

Replacement of following unserviceable parts of submersible pump sets of capacity upto 10 HP :-

(a) CI Stage casing

(b) GM Bush

(c) SS Sleeve

(d) Brass impeller

(e) MS Key for impeller

(f) SS studs with nuts of suitable size for pump

(g) CI intermediate section

(h) SS coupling bush common for pump and motor with key

(j) High Tensile steel shaft

Repairs and servicing of defective submersible motors of capacity 5 HP, 7.5 HP and 10 HP by dismantling the motor and removing unserviceable parts, assemble the motor properly after replacement of unserviceable parts. Note :- (a) The rates are inclusive of transportating the motor set to workshop and back to site. (b) The rates are inclusive of turning/finishing work for fixing of parts properly and testing, installation etc. (c) Replacement of unserviceable parts will be measured and paid separately under relevant items of BOQ. (d) Rewinding of motor and servicing of rotor, if required will be measured and paid separately..

Replacement of following unserviceable parts of submersible motor of capacity upto 10 HP

(a) Bearing Bush gun metal

(b) Bearing Bush ss with rubber

(c) Oil seal

(d) Thrust plate/thrust bearing set

(e) Sand guard

(g) SS studs with nuts of suitable size for motor

Rewinding of submersible motor by taking out burnt copper winding from stator, cleaning the casing and slots with wire brush and washing with pressure water and shall be dried, re-winding the motor required gauge of insulated copper wire and making the winding leak proof and taking out electric connection with suitable size of submersible cable upto 2 mtr long of capacity 5 HP

All as per Item No-51 but submersible motor of capacity 7.5 HP

Taking out the contaminated water complete from the fountain and cleaning of the entire water storage area with wire brush by applying suitable detergent/cleaning material and washing the complete fountain with fresh water, cleaning of the nozzels, strainers, and suction side impellers (in every month) including the refilling of water to the complete fountain all as directed by Engr-in-Charge .

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