REPAIRS REPLACEMENT OF EXTERNAL WATER SUPPLY INCLUDING PUMPS, VALVES VALVE CHAMBER PANEL BOARDS AT 17 FBSU 257 SU MUKKUNNIMALA AND AFSC MUTTATHARA UNDER GE AF TRIVANDRUM

Amount

SCHEDULE 'A'

Excavation in trenches not exc 1.5m wide and not exc 1.5m in depth for removing/ diverting/ laying UG cable/steel tubing etc and getting out in soft/loose soil complete all as specified and directed.

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

Removing excavated material to a distance not exc 50m and depositing where directed at a level not exc 1.5m above the starting point complete all as specified and directed.

Taking down old unserviceable GI Pipe and supply, fixing, laying & testing galvanised iron water tubing of following capacities, medium grade, ISI marked with and including all GI fittings such as unions, reducer sockets, socket reducing bends, elbows, tee, checknuts, caps, plugs etc. laid in trenches/floor complete all as specified and directed.Make- TATA/Jindal/Prakash.

25 mm dia bore

40 mm dia bore

50 mm dia bore

80 mm dia bore

Supply, fixing, laying & testing UPVC pipes of following capacities, pressure rating 10 Kg/Sqcm and confiming to IS 4986 including all fittings such as unions, reducer sockets, socket reducing bends, elbows, tee, checknuts, caps, plugs etc. laid in trenches/floor /wall complete all as specified and directed.

25 mm dia bore

40 mm dia bore

Supply and fix in repair Gun metal globe or gate valve of following sizes with iron wheel head screwed both ends conforming to IS 778 of 1984 for iron pipe complete all as specified and directed. Make- Zoloto/Bir/Prakash.

25 mm dia bore

40 mm dia bore

50 mm dia bore

Supply and fix in repair CI Sluice valve of following sizes flanged, heavy duty, class PN 1.6, as per IS-14856 including brass spindle, with hand wheel, nuts bolts and gaskets complete all as specified and directed, Make- Zoloto/Bir/Kirloskar.

80 mm dia bore

100 mm dia bore

Supply and fix in repairs CI Ball Foot Valve Heavy duty of CI body and cover with Nitrile Rubber coated ball with Covering ring made of Nitrile ASTM D 2000 and seat ring Made of LT Bronze IS 318-LTB2 and fasteners made of carbon steel CL4 and CI stainer IS 210 , FG 2000 ( min) /GG25, one side flanged complete of following sizes all as specified and directed. Make- Normax or equivalant .

50 mm dia bore

80 mm dia bore

S & F in repairs DOL starter suitable for 3 to 5 HP induction motor, 3 Phase 415 Volts, 50 Hz AC complete all as specified and directed. Make - L&T/Siemens/Havells.

S & F in repairs fully automatic star delta starter for 15 HP/ 11 KW induction motor, 3 phase 415 volts 50 Hz AC with single phase protection complete all as specified and directed. Make - L&T/Siemens/Havells.

S & F in repairs thermal over load relay suitable for 15 HP motor starter complete all as specified and directed.Make - L&T/Siemens/Havells.

S & F in repairs thermal over load relay suitable for 20/25 HP motor starter complete all as specified and directed.Make - L&T/Siemens/Havells.

S & F in repairs single phase preventer for 3 phase 415V AC power supply complete all as specified and directed. Make : Minilec/ L&T/BCH.

Servicing of Chlorine dozing pump of capacity 6ltr/hour by renewing unserviceable parts like injection valve,diaphram etc complete all as specified and directed. Note : Spares will be measured and paid seperately Make: RMCO/Declibac NOTE:- The cost of fixing of chlorine dozing pump shall deemed to be included in rates quoted by Contractor.

Supply of the following parts of Chlorine dozing pump

Rotor assembly with Bearing Brackets & Tolerance Rings

Coil 250 V 50 Hz

Pump Head ( Ferrules 1/4 " & Duck bill)

Roller Assembly

Pump Tube

Injection Check Valve

Weighed Suction Line Strainer

3/8 " Suction Discharge Tubing

Check valve duck bill only

Connecting nut 3/8 " with adator

Ferrule 14 "

Dismantling three phase 440 volts motors of following capacities, cutting and removing burnt motor winding, cleaning the slots and rewinding with approved quality super enamelled copper conductor winding wire of existing size and capacity including insulating materials, varnishing baking etc and reinstalling in existing position, testing etc complete all as specified and directed.

3.5 HP Capacity

7.5 HP Capacity

10 HP Capacity

30 HP Capacity

M & L for servicing of pump sets of following capacities including renewal of ball bearing, mechanical seal and greasing etc and applying two coats of synthetic enamel paint over one coat of red oxide primer complete all as specified and directed.

5 HP capacity

7.5 HP capacity

15 HP Capacity

30 HP Capacity

Supply and lay 3 layer PP-R (polyproplene random copolymer) pipes of of following sizes, SDR 7.4 and SDR 11, UV stablised and antimicrobial welded, having thermal stability for hot and cold water supply, including all PP-R plain and brass threaded polypropleyne random fitting fixed complete to wall, celing or in floors etc after taking down existing complete all as specified and directed

25 mm dia bore

40 mm dia bore

M&L for tracing of leak and rectifying leak in PPR pipe of size 50 to 75 mm OD including replacing of necessary nipple and bend/ elbow and replacing of additional small lenghth of PPR pipe and ckecking of leak after completeion of work complete all as specified and as directed.

S & F PP-R Gate valves (brass insert) as per requirement of the site in PP-R pipe line of size 25mm bore, Icomplete with necessary arrangements for fixing complete all as specified and directed.

S & F in repairs float valve, high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe of following sizes of bore complete all as specified and directed.

20 mm dia bore

25 mm dia bore

M & L for cleaning underground sump of the following capacities by draining/pumping out complete water from sump, cleaning with wire brush for removing scales, algae etc from inside and removing silt accumulated at the bottom of the sump, flushing out with bleaching powder and clean water with the help of pump or drain out as required, applying a coat of white wash on all surfaces of the UG sump from inside, painting and writing the date of cleaning and capacity etc in bold letters complete all as specified and directed.

3 lakh Ltrs capacity

100000 Ltrs capacity

50000 Ltrs capacity

10000 Ltrs capacity

M & L for cleaning of overhead PVC tanks of following capacities by draining/pumping out complete water from the tank, cleaning with wire brush for removing scales, algae etc from inside and removing silt accumulated at the bottom of the tank, flushing out with bleaching powder and clean water with the help of pump or drain out as required and writing the date of cleaning and capacity etc in bold letters complete all as specified and directed.

Upto 250 Ltrs

Above 250 and upto 500 Ltrs

Above 500 and upto 1000 Ltrs

Above 1000 and upto 2000 Ltrs

M & L for cleaning of static water tank of 50 KL capacity by draining/pumping out complete water from the tank, cleaning with wire brush for removing scales, algae etc from inside and removing silt accumulated at the bottom of the tank, flushing out with bleaching powder and clean water with the help of pump or drain out as required, applying a coat of white wash to all surfaces of the tank from inside, painting and writing the date of cleaning and capacity etc in bold letters complete all as specified and directed.

Supply only Liquid sodium hypo chlorite solution grade-I as per IS - 11673 complete all as specified and directed. Make: PURI CHLOR or equivalent

Supply only calcium based granular disinfectant for water treatment, high stable (65 to 70%) in packing of 45 Kg plastic drum complete all as specified and directed.

M & L for cleaning shallow wells of following sizes by draining/ pumping out complete water from the tank, cleaning with wire brush for removing scales, algae etc from inside and removing silt accumulated at the bottom of the well including complete removal of existing treatment and painting to top grilled iron cover with two coats of synthetic enamel paint over one coat of primer and writing the date of cleaning and capacity etc in bold letters complete all as specified and directed.

3 m dia and depth upto 18m

3 m dia and 10 mtr depth

5 m dia and 10 mtr depth

M&L for servicing of Submersible pumpset of capacity 5 HP by lifting/dismantling from shallow well ,transporting to a reputed workshop including renewing of unserviceable parts such as water seals, bearing, bushes, lub oils, etc, necessary lathe work including complete removal of existing treatment and applying two coats of synthetic enamel paint over one coat of suitable primer, transporting back, connecting, testing and commissioning, lowering in to the shallow well complete all as specified and directed Note : Rates are deemed to be inclusive of taking up the pump set from shallow wells and refixing after servicing in the same position

M&L over hauling & servicing the solar water heater 100/200 ltr capacity by repair/replacing the spares and blocks in the solar cells removed by the acid cleaning and damaged solar cells to be replaced complete all as specified and directed. Note : (Spares will be measured separately)

Supply only Anode for solar water heater 100 Ltr capacity complete all as specified and directed.

Supply only Gasket set for solar water heater panel suitable for 100Ltr capacity complete all as specified and directed.

Supply only solar cells to replace the damaged cells in the solar panel for solar water heater 100 Ltr capacity complete all as specified and directed.

S & F in repairs thermostat suitable for 100 Ltr capacity solar water heater complete all as specified and directed.

S&F in repairs heating coil capacity 2KW suitable for solar water heater complete all as specified and directed.

S & F in repairs borosilic vacuum tubes suitable for 200 ltrs capacity solar water heating system complete all as specified and directed.

S & F in repairs gun metal non return valve of size 20 mm dia bore, screwed, ISI marked complete all as specified and directed.

Collecting drinking water sample from Pump House for testing the sample at Public Health Department, Kerala Government as per the Government norms and submitting the Lab Test Report in the name of Garrison Engineer (AF) Trivandrum complete all as specified and directed.

M&L for preparation of outer surface of sump, dome type and applying two coats of superior quality enamel paint over a coat of primer and writing capacity, formation name etc complete all as specified and directed.

S & F in repairs rotational moulded polyethylene water storage tanks of following capacities (cylindrical vertical with closed top), double layered, hoisted and fixed in position complete all as specified and directed.

500 ltr capacity

1000 ltr capacity

M&L for following items required for Water filtration plant of capacity 25Cum/Hr

Media required for 1300 mm dia Dual media Filter

Anthricite

Filtering Sand

Fine Silex

Coarse Silex

Gravel (6-2)

Pebbles (20-12)

Pebbles (40-25)

Media required for 1300 mm dia Activated carbon Filter

Activated carbon filter

Fine Silex

Coarse Silex

Gravel (6-2)

Pebbles (20-12)

Pebbles (40-25)

Media required for 1500 mm dia Iron Removal Filter

Manganese Dioxide

Filtering Sand

Fine Silex

Coarse Silex

Pebbles (20-12)

Sub Total of Schedule 'A'

SCHEDULE OF CREDIT

Schedule of Credit (Minus) Rs. 6,555.00 B/F from Ser page No.98 and 99 NOTE: Bidder shall insert credit amount as rate Rs. 6,555.00 in Green field under Col-5.

Sub Total of Schedule of Credit

ROTECH ENGINEERS AND BUILDERS

DEFT GROUP ELECTROMECHANICAL