MAINT/REPAIR/REPLACEMENT OF EXTERNAL WATER SUPPLY INSTALLATIONS MAINTENANCE OF ELECTRICAL PUMP/MOTOR GI/CI PIPE LINES VALVES AND OTHER ALLIED WORKS AT RHQ(E) DHQ-5 KOYEMBEDU MOGAPPAIR CGSD BMU AND ROYAPURAM UNDER GE (I) (CG) CHENNAI

Amount

Taking up or down steel tubing 25mm dia and connections in new or old position (trenches,Walls,roof, floors etc) removal from site and taken as credit and Supply and lay 25 mm dia steel water tubing galvanised medium grade including all fittings such as bends belows tee, unions, sockets etc complete laid in trenches complete all as specified and as directed. Make- TATA/Jindal/ Zenith with ISI marked. Note ::Earth work and excavation shall be measured and paid seperately.

All as per item No. 1 here in before but for Size40 mm dia bore pipe

All as per item No. 1 here in before but for Size 50 mm dia bore pipe

All as per item No. 1 here in before but for Size 80 mm dia bore pipe

All as per item No. 1 here in before but for Size 100 mm dia bore pipe

All as per item No. 1 here in before but for Size 150 mm dia bore pipe

Supply and fix 20 mm bore dia Gun metal globe or gate valve with iron wheel head confirming to IA-778 class-I screwed both ends for iron pipe inculding diamantling the old unserviceable gate valve and taken as credit complete all as specified and as directed . Make- Leader/Kirloskar/Zoloto with ISI marked.

All as per item No .7 here in before but 25 mm bore dia

All as per item No .7 here in before but 40 mm bore dia

All as per item No .7 here in before but 50 mm bore dia

Removing unserviceable foot valve / check valve from the suction pipe of the pump set, Supply and fix check valve 40 mm dia heavy duty , gun metal both end threaded and leaf spring loaded vertical type complete all as specified and as directed . Make- Kirloskar/Leader/Zoloto with ISI marked .

All as per item No .11 here in before but 50 mm bore dia

All as per item No .11 here in before but 80 mm bore dia

Material and Labour for Cast Iron sluice value 100 mm dia conforming to IS 780 with flanged and drilled ends any pattern including necessary jointing and jointing materials complete class PN-1.0 (with rubber gaskets, bolts and nuts etc) and taking down the worn out sluice valveand taken as credit complete all as specified and as directed.Make :- Kirlosker / Leader /Zoloto

All as per item No. 14 here in before but for Size 80 mm dia bore pipe

Flushing the bore well of size 150 mm dia (internal)upto 60 meter deep by means of Air compresser of capacity not lessthan 650 CFM at 150 PSI pressure for not less than four hours untill the clear water comes out complete all as specified and as directed

Repairs to Centrifugal/Monoblock Pumpset of 1.0/1.5 HP capacity by taking down pumpset ,dismantling , opening ,cleaning and taking out unserviceable spares and refixing the same in original position after necessary repair and replacement of new spares,greasing of bearings ,servicing and reassembling /refixing in the same position including electric and water inlet connection and testing complete all as specified and as directed. Make : Kirloskar/ Suguna/ Sharp Note: The cost of spares shall be paid under relevent items given below as " Supply only".

Rewinding of motor stator coil of Centrifugal/Monoblock Pumpset of 1.00/1.50 HP capacity as per IS-396 of 1953 up dated version using super enamelled copper wire of same gauge complete all as specified and as directed. Make : Kirloskar/ Suguna/ Sharp

Repairs to Centrifugal/Monoblock Pumpset of 3.0/5.0 HP capacity ,3 phase ,440 Volts by taking down pumpset ,dismantling , opening ,cleaning and taking out unserviceable spares and refixing the same in original position after necessary repair and replacement of new spares,greasing of bearings ,servicing and reassembling /refixing in the same position including electric and water inlet connection and testing complete all as specified and as directed. Make : Kirloskar/ Suguna/ Sharp Note: The cost of spares shall be paid under relevent items given below as " Supply only".

Rewinding of motor stator coil of Centrifugal/Monoblock Pumpset of 3/5 HP capacity as per IS-396 of 1953 up dated version using super enamelled copper wire of same gauge complete all as specified and as directed. Make : Kirloskar/ Suguna/ Sharp

Material and labour for lifting submersible pumpset of capacity 1/1.50 HP ,3 phase ,440 Volts from bore well ,60 meter deep with suitable tools and plant ,Dismantling,opening and taking out unserviceable spares and fixing with new spares as required,greasing and reassembling ,lowering in to bore well after repair including testing complete all as specified and as directed.Note:The spares required for replacement shall be measured and paid seperately

Material and labour for lifting submersible pumpset of capacity 3/5 HP ,3 phase ,440 Volts from bore well ,60 meter deep with suitable tools and plant ,Dismantling,opening and taking out unserviceable spares and fixing with new spares as required,greasing and reassembling ,lowering in to bore well after repair including testing complete all as specified and as directed.Note:The spares required for replacement shall be measured and paid seperately

Material and labour for rewinding of motor stator coil of submersible pumpset of capacity 3/5 HP ,3 phase ,440 Volts as per IS-396 of 1953 up dated version using super enamelled copper wire of same gauge complete all as specified and as directed.

Repairs to Centrifugal/Monoblock Pumpset of 15 HP capacity ,3 phase ,440 Volts by taking down pumpset ,dismantling , opening ,cleaning and taking out unserviceable spares and refixing the same in original position after necessary repair and replacement of new spares,greasing of bearings ,servicing and reassembling /refixing in the same position including electric and water inlet connection and testing complete all as specified and as directed. Make : Kirloskar/ Suguna/ Sharp Note: The cost of spares shall be paid under relevent items given below as " Supply only".

Material and labour for rewinding of motor stator coil of Centrifugal/Monoblock Pumpset of 15 HP ,3 phase ,440 Volts as per IS-396 of 1953 up dated version using super enamelled copper wire of same gauge complete all as specified and as directed.

Material and labour for Cleaning the surface throughly ,removing dust,rust/scaling from pumpset of capacity 1.0HP/1.5HP/3.0 HP/5 HP/15HP and Spray painting with two coats of synthetic enamel paint including writing SM/MES No complete all as specified and as directed

Supply and fix DOLstarter 3 phase, 440 volts 50 HZ fully automatic relay range 10 to 16 Amps including removal of old DOL starter and taken as credit complete all as specified and as directed. Make- BCH/English electric /Siemens.

Supply and fix DOLstarter single phase, 230 volts 50 HZ suitable for 1/1.50 HP pumpset including removal of old DOL starter and taken as credit complete all as specified and as directed. Make- BCH/English electric /Siemens.

Supply and fix star-delta starter 3 phase, 440 volts 50 HZ for 15 HP motor ,open execution type , fully automatic with single phase preventer relay range 10 to 16 amps and taking down the worn out star delta star and taken as credit . Make- BCH/English electric /Siemens.

Supply and fix star-delta starter 3 phase, 440 volts 50 HZ for 3/5 HP motor ,open execution type , fully automatic with single phase preventer relay range 10 to 16 amps and taking down the worn out star delta star and taken as credit . Make- BCH/English electric /Siemens.

Material and Labour for Digital Ammeter of size 96 mm,square/round type ,0 to 60 Amps and dismantling the existing unserviceable Ammeter from the panel board and taken as credit complete all as specified and as directed. Make: AE /IMP/MECO

Material and Labour for Digital Voltmeter of size 96 mm , range 0 to 500 volts,square/round type and dismantling the existing unserviceable voltmeter from the panel board and taken as credit complete all as specified and as directed. Make : AE /IMP/MECO

Supply and fix Pressure gauge 5" dia, 0 to 14 Kg/cm2 range fixing on delivery pipe of pump set and removing existing defective pressure gauge and taken as credit complete all as specified and as directed.Make: H Guru/ Pie Big

Supply and fix water metre of size 40 mm dia ,brass Make:Dasmesh

Supply and fix High pressure float valve of 25 mm dia bore with PVC body and float fixed with over head tank of any staging and size. Make- KIRLOSKER/L&T/LEADER

All as per item No 50 here in before but of size 20 mm dia bore pipe

Material and labour for Cleaning the surface throughly ,removing dust,rust/scaling from any type of board/pipe/plain surface painting with two coats of synthetic enamel paint including lettering with black paint complete all as specified and as directed

Supply only First aid box with first aid medicines kit normally used

Material and labour for PCC 1:3:6 type C1 using 20 mm graded stone aggregate as in coping for valve chambers including form work complete all as specified and as directed.

Material and labour for brick work with fly ash bricks ,straight or curved on plan exceeding 6 meter mean radius built in CM 1:4 complete all as specified and as directed.

Construction of brick masonry using fly ash bricks valve chamber of internal size 900 mm x 900 mm x 900 mm with PCC 1:3:6 type C2 ( using 40 mm graded aggregate) for foundation- 75 mm thick, brick walls in CM 1:4-230mm thick, PCC 1:2:4 type B1 for copings 50 mm thick, rendering in CM 1:4 - 15 mm thick both the sides , provision of MS sheet cover 3mm thick fixed to MS angle frame made out of 40x40x6mm thick with locking arrangement complete and two coats of synthetic enamel paint over one coat of red oxide primer, including necessary excavation and earth work and removal of surplus soil to a distance not exc 50m in any type of soil complete all as specified and as directed.

Material and Labour for CI Non return valve 50 mm dia jncluding jointing and jointing material and taking down the worn out Non return valveand taken as credit complete all as specified and as directed.Make :- Kirlosker / Leader /Zoloto

Material and Labour for CI Non return valve 80 mm dia jncluding jointing and jointing material and taking down the worn out Non return valveand taken as credit complete all as specified and as directed.Make :- Kirlosker / Leader /Zoloto

Material and Labour for CI Flanged gasket of size 50 to 100 mm including jointing and jointing material and taking down the worn out gasket and taken as credit complete all as specified and as directed.

Material and Labour for 3-layer PP-R Polypropylene random copolymer) pipes of outer dia of pipe 25 mm SDR 7.4 & PN 16, outer UV stablized and inner antimicrobial ,ISI Marked,conforming to IS-15801 , fusion welded having thermal stability for hot and cold water supply including all PP-R plain & brass threaded polypropylene random fittings fixed complete to walls, ceilings or in floors etc complete all as specified and as directed . Make- SFMC/Vectus

All as per item No. 45 here in before but of pipe outer dia 40 mm

All as per item No. 45 here in before but of pipe outer dia 50 mm

Supply and fix PP-R Gate valve(Brass insert) of size 25 mm dia jncluding jointing and jointing material and taking down the worn out gate valve of any size and taken as credit complete all as specified and as directed. Make- SFMC/Vectus

All as per item No. 48 here in before but of size 40 mm dia

All as per item No. 48 here in before but of size 50 mm dia

Supply and fix PP-R Ball valve(Brass insert) of size 25 mm dia including jointing and jointing material and taking down the worn out Ball valve of any size and taken as credit complete all as specified and as directed.Make :- Make- SFMC/Vectus

All as per item No 51 here in before but of size 40 mm dia

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth for foundation ,taking out/laying of GI pipes etc and getting out in hard/dense soil complete all as specified and as directed.

Returning,filling in trenches including spreading,levelling ,watering and well ramming in layers not exc in excavated soil 25 cm in soil complete all as specified and as directed.

Removing excavated soil n exc 50 m and depositing where directed at a level n exc.1.5 m above the starting point complete all as specified and as directed.

EVEREST ENGINEERING WORKS