REPAIR/REPLACEMENT OF EXTERNAL WATER SUPPLY INSTALLATIONS,MAINTENANCE OF ELECTRICAL PUMPS/MOTOR, GI PIPE LINES,VALVES, CLEANING AND DISINFECTION OF RCC WATER TANKS, UG SUMPS INCLUDING OVER HEAD TANKS AND OTHER ALLIED WORKS AT AGE B/R (CG) KARAIKAL U

Amount

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 soft/Loose soil complete all as specified and as directed.

Returning,filling in trenches including spreading,levelling ,watering and well ramming in layers not exc 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.

Taking up or down steel tubing 20mm dia and connections in new or old position (trench,wall, ceiling, floors etc) removal from site and taken as credit complete all as specified and as directed.. Note:Earth work and excavation shall be measured and paid separately.

All as per item No. 4 here in before but for Size 25 mm dia bore pipe

All as per item No. 4 here in before but for Size 50 mm dia bore pipe

All as per item No. 4 here in before but for Size 80 mm dia bore pipe

All as per item No. 4 here in before but for Size 100 mm dia bore pipe

Relaying of GI water tubing 20mm dia including provision of fittings complete all as specified and as directed.

Relaying of GI water tubing 25mm dia including provision of fittings complete all as specified and as directed.

Relaying of GI water tubing 50mm dia including provision of fittings complete all as specified and as directed.

Relaying of GI water tubing 80mm dia including provision of fittings complete all as specified and as directed.

Relaying of GI water tubing 100mm dia including provision of fittings complete all as specified and as directed.

Supply and lay 20 mm dia steel water tubing galvanised medium grade including all fittings such as bends belows tee, unions, sockets etc laid complete laid in trenches or wall ,ceiling ,floor etc complete all as specified and as directed. Make- TATA/Jindal/ Zenith with ISI marked.

All as per item No. 14 here in before but for Size 25 mm dia bore pipe

All as per item No. 14 here in before but for Size 50 mm dia bore pipe

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

All as per item No. 14 here in before but for Size 100 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 dismantling the old unserviceable Gun metal globe or gate valve and taken as credit complete all as specified and as directed . Make- Leader/Kirloskar with ISI marked.

Supply and fix 25 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 dismantling the old unserviceable Gun metal globe or gate valve and taken as credit complete all as specified and as directed . Make- Leader/Kirloskar with ISI marked.

Supply and fix 50 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 dismantling the old unserviceable Gun metal globe or gate valve and taken as credit complete all as specified and as directed . Make- Leader/Kirloskar with ISI marked.

Taking out unserviceable foot valve / check valve from the suction pipe of the pump set and taken as credit and Supply and fix foot valve 100 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/Kartar with ISI marked .

Material and Labour for Cast Iron sluice value 100 mm dia conforming to IS 780 with flanged and drilled ends and CI wheel non raising type including necessary jointing and jointing materials complete class PN-1.0 (with rubber gaskets, bolts and nuts and replacement of both side pipe flanges complete 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 23 here in before but of size 80 mm dia

Repairs to Centrifugal/Monoblock Pumpset of 10 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 and out 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".

Supply and fix Ball bearing along with new Gm bush suitable for 10. HP Pumpset . Make :SKF/NBC

Supply and fix stainless steel pump shaft suitable for 10. HP Pumpset

Material and labour for rewinding of motor stator coil of Centrifugal/Monoblock pumpset of capacity 10 HP ,3 phase ,440 Volts including replacement of bronze impeller,ball bearing,bush cap ,fan ,flanges,key,nut,bolts,terminal boxes,stainless steel shaft ,water seal ,washers and rubber gasket etc as per IS-396 of 1953 up dated version using super enamelled copper wire of same gauge complete all as specified and as directed.

Supply only ball bearing suitable for 5 HP motors . Make :SKF/NBC

Material and labour for lifting submersible pumpset of capacity 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: Spares required for replacement shall be measured and paid seperately

Material and labour for rewinding of motor stator coil of submersible pumpset of capacity 15 HP ,3 phase ,440 Volts including replacement of bronze impeller,ball bearing,bush cap ,fan ,flages,key,nut,bolts,terminal boxes,stainless steel shaft ,water seal ,washers and rubber gasket etc as per IS-396 of 1953 up dated version using super enamelled copper wire of same gauge complete all as specified and as directed.

Supply and lay flat submerssible cable in trenches/bore well, cable PVC insulated LT UG cable 1100 volts grade 3 core with stranded flat type copper conductor of size 4sqmm (each core) complete all as specified and as directed.Make :Finolex/Poly cab/ Asian

Supply and replacement of Star-delta starter 3 phase, 440 volts 50 HZ for 10 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 complete all as specified and as directed. Make- BCH/English electric /Siemens.

Supply and replacement of Star-delta starter 3 phase, 440 volts 50 HZ for 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 complete all as specified and as directed . Make- BCH/English electric /Siemens/L&T

Supply and fix float valves 50 mm dia high pressure with polythene float and fly nut complete screwed for iron pipe including socket of suitable size fixed with over head service tank ,any stage complete all as specified and as directed Make- Prayag/Leader.

Description all as per item No 35 here in before but of size for 25 mm bore pipe

Description all as per item No 35 here in before but of size for 20 mm bore pipe

Demolition of existing damaged Valve pit and M&L for construction of wall pit chamber of internal size 1200x1200x900 mm with brick work in cement mortar (1:4) (230mm thick wall) using old size sub class "B" bricks, includig 15 mm thick plastering to internal surfaces in cement mortar 1:4 mixed with water proofing compound @ 3% by weight of cement, MS cover 3mm thick with MS angle iron frame 40x40x6 mm with locking arrangement with lock of make-Godrej/Harrison including painting two coats of synthetic enamel paint over a coat of red oxide primer etc. including necessary excavation and earth work complete all as directed by Engieer-in-Charge and as shown in TD Drg for wall chamber all as specified and directed.

Demolition of existing damaged Valve pit and M&L for construction of wall pit chamber of internal size 900 x 900 x 600 mm with brick work in cement mortar (1:4) (230mm thick wall) using old size sub class "B" bricks, includig 15 mm thick plastering to internal surfaces in cement mortar 1:4 mixed with water proofing compound @ 3% by weight of cement, MS cover 3mm thick with MS angle iron frame 40x40x6 mm with locking arrangement with lock of make-Godrej/Harrison including painting two coats of synthetic enamel paint over a coat of red oxide primer etc. including necessary excavation and earth work complete all as directed by Engieer-in-Charge and as shown in TD Drg for wall chamber all as specified and directed.

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.

Labour for cleaning, dressing and levelling complete and incl removing bushes, grass, vegetations and small trees with help of suitable T & P around the water supply installation (Area = 40 Sq Mtr), Water supply storage tank (Area = 45 Sq Mtr) complete all as specified and directed

Material and Labour for CI Non return valve 50 mm dia including jointing and jionting 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 including jointing and jionting 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 100 mm dia including jointing and jionting material and taking down the worn out Non return valveand taken as credit complete all as specified and as directed.Make :- Kirlosker / Leader /Zoloto

Cleaning of overhead water reservoir (inner sides) of capacity 1,00,000, Ltrs removal of complete sand and sludge growth deposite, cleaning of inner surfaces making it free rust and algee growth by scrapping and washing with water including following treatment :- (a) The inner surface with two coats of lime wash. (b) Two coats of painting (synthetic eanmel paint) on steel surface pertainng to iron/MS structure such as ladder inside the dome and MS cover. (c) Two coat of black bituminoius over a coat of red oxide on the entry side of the reservior.

De-watering and Cleaning inner surface of Dosing Pump tank of capacity 100 litres by scraping down washing with bleaching powder to remove sledge ,clay, dirt & other foreign particales from the inner base of tank and removal of debris to a distance 50m away from site complete all as specified and directed by Engr-in-Charge.

De-watering and Cleaning inner surface of under ground sump of capacity 50000 litres by scraping down with wire brush and washing with bleaching powder to remove sledge ,clay, dirt & other foreign particales from the inner base of sump and removal of debris to a distance 50m away from site and depositing where directed including cleaning surface dressing upto 20 meter around the sump complete all as specified and directed by Engr-in-Charge.

Altoch - GP for De-chlorination for plant including mixing into water as per requirement complete all as specified and as directed.

Replacement of unserviceable #7X Pump tube with new #7X Pump tube as per existing size for Declibac dosing pump complete all as specified and as directed.

Replacement of unserviceable injection check valve 3/8" with new injection check valve 3/8" as per existing size for Declibac dosing pump complete all as specified and as directed.

Replacement of unserviceable weighted suction line strainer 3/8" with new weighted suction line strainer 3/8" as per existing size for Declibac dosing pump complete all as specified and as directed.

Replacement of unserviceable white suction/discharge tubing with new white suction/discharge tubing as per existing size for Declibac dosing pump complete all as specified and as directed.

Replacement of unserviceable connecting nut 3/8" with adapter with new connecting nut 3/8" with adapter as per existing size for Declibac dosing pump complete all as specified and as directed.

Supply, hoisting, installing and connecting in replacement rotational moulded polyethylene water storage tank of capacity 1000 ltrs, double layered cylindrical vertical tank with closed top confirming to IS 12701-96 complete all as specified and directed.Make : sintex/Aquaplus/Polycon

Supply, hoisting, installing and connecting in replacement rotational moulded polyethylene water storage tank of capacity 500 ltrs, double layered cylindrical vertical tank with closed top confirming to IS 12701-96 complete all as specified and directed.Make : sintex/Aquaplus/Polycon

First aid box with first aid medicines kit /items normally used complete all as specified and directed

Painting to pipe of RCC overhead tank after cleaning, scrapping and making the surfaces free from rust of rising, delivery washout and overflow main externally and painting with two coats synthetic enamelled paint on one coat red oxide paint including marking/wiriting on pipe complete all as specified. Note : Colour status shall be as under :- i) Rising main - blue colour (ii) Delivery main - green colour (iii) Washout main - red colour (iv) Overflow main - yellow colour

Note: (i)The tenderers are advised to visit the work site and assess the quantum of work to be executed before quoting the tender. (ii) A register shall be maintained to show the date and time of complaint and date and time of rectification duly signed by a rep of users of the unit concerned and countersigned by JE/AGE.Failure to rectify or assisting any complaint in 24 hours time will attract a penalty of Rs 500/- per complaint.

muthu constructions