REPAIR/REPLACEMENT OF EXTERNAL WATER SUPPLY LINES, PUMP SET AT PANGODE MIL STN, MUKKUNNIMALA, MAINT OF AMPHIBIOUS TRG NODE (SWIMMING POOL), FILTRATION PLANT, CLEANING OF OHT AND UG SUMP UNDER GE (ARMY) TRIVANDRUM

Amount

Pumbing Motors

Excavating in trenches in hard/ dense soil, not exceeding 1.5 m wide and not exceeding 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. not exceeding 10 sq m on plan and not exceeding 1.5 m in depth and getting out complete all as specified and directed.

Returning filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25cm using soil obtained from excavation complete all as specified and directed.

Removing excavated soil material from site to a distance not exceeding 50 mtr away and depositing where directed at a level not exceeding 1.5 mtr from the starting point complete all as specified and directed.

S&F 150 mm dia. cast iron sluice valve heavy duty with steel spindle and bronze gate and seating rings both end flanged and drilled comprising IS 780 of 1984 type PN 1.6 ISI marked including suitable rubber gasket joints, grid packings with suitable nuts and bolts and grouting materials including taking down old unserviceable sluice valve from site complete all as specified and directed.

All as per Sl No. 1.04 here-in-before, but 100 mm dia. complete all as specified and directed.

All as per Sl No. 1.04 here-in-before, but 80 mm dia. complete all as specified and directed.

S&F 100 mm dia. cast iron non-return sluice valve flanged, class PN 1.0 including nuts, bolts, washer and gasket with by-pass arrangement including taking down old unserviceable non-return sluice valve from site complete all as specified and directed.

All as per Sl No. 1.07 here-in-before, but 80 mm dia. complete all as specified and directed.

S&F 150 mm bore cast iron foot valve flanged type with flap and weight plate sheet including rubber gasket 6 mm thick and 12 mm dia, 50 mm long bolts with nuts and washers suitable for GI pipe and connection including taking down old unserviceable foot valve from site complete all as specified and directed.

All as per Sl No. 1.09 here-in-before, but 100 mm bore complete all as specified and directed.

All as per Sl No. 1.09 here-in-before, but 80 mm bore complete all as specified and directed.

Supplying and laying 90 mm outer dia. 3- layer PP-R Polypropylene random copolymer) concealed pipes SDR 7.4 (PN16) UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply all PP-R plain & brass threaded polypropylene random fittings laid in trenches including taking down old unserviceable pipes from site complete all as specified and directed.

All as per Sl No. 1.12 here-in-before, but 63 mm outer dia. complete all as specified and directed.

All as per Sl No. 1.12 here-in-before, but 50 mm outer dia. complete all as specified and directed.

All as per Sl No. 1.12 here-in-before, but 32 mm outer dia. complete all as specified and directed.

All as per Sl No. 1.12 here-in-before, but 25 mm outer dia. complete all as specified and directed.

Supplying and laying 80 mm bore UPVC high pressure pipes as per ASTM-1785 sch 40 as per IS-554, with working pressure upto 10 Kg/cm2 including all fittings laid in trenches including taking down old unserviceable pipes from site complete all as specified and directed.

All as per Sl No. 1.17 here-in-before, but 50 mm bore complete all as specified and directed.

All as per Sl No. 1.17 here-in-before, but 40 mm bore complete all as specified and directed.

All as per Sl No. 1.17 here-in-before, but 25 mm bore complete all as specified and directed.

All as per Sl No. 1.17 here-in-before, but 20 mm bore complete all as specified and directed.

Supplying and laying 100 mm bore GI tubing medium grade including all fittings such as bends, elbows, tees, union, short pieces, connectors, check nuts, caps, plugs etc. and jointing in trenches/ fixing to wall/ ceiling or floor including taking down old unserviceable pipes from site complete all as specified and directed.

All as per Sl No. 1.22 here-in-before, but 80 mm bore complete all as specified and directed.

All as per Sl No. 1.22 here-in-before, but 50 mm bore complete all as specified and directed.

All as per Sl No. 1.22 here-in-before, but 40 mm bore complete all as specified and directed.

All as per Sl No. 1.22 here-in-before, but 25 mm bore complete all as specified and directed.

Supplying and laying 150 mm bore DI pipe medium grade including all fittings such as bends, elbows, tees, union, short pieces, connectors, check nuts, caps, plugs etc. and jointing in trenches/ fixing to wall/ ceiling or floor including taking down old unserviceable pipes from site complete all as specified and directed.

All as per Sl No. 1.27 here-in-before, but 100 mm bore complete all as specified and directed.

All as per Sl No. 1.27 here-in-before, but 80 mm bore complete all as specified and directed.

S&F Gun-metal, globe or gate valves, with iron wheel head, suitable for 50 mm bore of pipe, with ISI mark, conform to IS-778, class-I screwed both ends for GI/ UPVC pipes including taking down old unserviceable gate valves from site complete all as specified and directed.

All as per Sl No. 1.30 here-in-before, but 40 mm bore complete all as specified and directed.

All as per Sl No. 1.30 here-in-before, but 25 mm bore complete all as specified and directed.

All as per Sl No. 1.30 here-in-before, but 20 mm bore complete all as specified and directed.

All as per Sl No. 1.30 here-in-before, but 15 mm bore complete all as specified and directed.

S&F UPVC ball valve with ISI mark heavy duty of size 50 mm dia with handle knob suitable for UPVC pipe complete all as specified and directed.

All as per Sl No. 1.35 here-in-before, but 40 mm dia complete all as specified and directed.

All as per Sl No. 1.35 here-in-before, but 25 mm dia complete all as specified and directed.

All as per Sl No. 1.35 here-in-before, but 20 mm dia complete all as specified and directed.

M&L for repairing valve chamber of 900x900x900 mm (internal dimensions) by cleaning and removing small bushes inside and surrounding the valve chamber and necessary brick work, plastering in cement mortar 1:4, three coats of white washing inside, outside and S&F new MS sheet cover 3 mm thickness with necessary welding including dismantling unserviceable MS sheet cover and applying two coats of synthetic enamel paint over coat of red oxide zinc chrome primer and locking arrangements complete all as specified and directed.

M&L for repairing valve chamber of 1200x1200x1200 mm (internal dimensions) by cleaning and removing small bushes inside and surrounding the valve chamber and necessary brick work, plastering in cement mortar 1:4, three coats of white washing inside, outside and S&F new MS sheet cover 3 mm thickness with necessary welding including dismantling unserviceable MS sheet cover and applying two coats of synthetic enamel paint over coat of red oxide zinc chrome primer and locking arrangements complete all as specified and directed.

M&L for overhauling monoblock pump set of capacity 20 HP after removing from base plate, disconnecting from pipe line and dismantling pump set, replacing unserviceable gland packing, gun metal bush bearing and water seal, applying greasing etc. reassembling the pump set and including dismantling the motor, cleaning the rotor, starter, varnishing, backing etc and reassemble motor and refixing back on the base plate and connecting existing pipe line with nuts, bolts and new gasket and painting on motor and pump sets and suction and discharge pipe line with one coat of synthetic enamel paint with spray painting also connecting the existing cable, etc. checking and starting and testing complete pump set for its performance satisfactory result complete all as specified and directed. (Location: Pumping motor and Swimming pool pump (Filter feeder pump)) Note: The scope of work under this item shall be carried out in authorised work shop as approved by Engineer-in-charge.

All as per Sl No. 1.41 here-in-before, but for 15 HP capacity complete all as specified and directed.

All as per Sl No. 1.41 here-in-before, but for 10 HP capacity complete all as specified and directed.

All as per Sl No. 1.41 here-in-before, but for 7.5 HP capacity complete all as specified and directed. (Location: Pumping motor and Fire fighting pump (Terrace pump))

All as per Sl No. 1.41 here-in-before, but for 5 HP capacity complete all as specified and directed. (Location: Pumping motor and Swimming pool pump)

Supply only pump shaft for monoblock centrifugal pump of capacity 20 HP complete all as specified and directed.

Supply only pump shaft for monoblock centrifugal pump of capacity 15 HP complete all as specified and directed.

Supply only pump shaft for monoblock centrifugal pump of capacity 10 HP complete all as specified and directed.

Supply only pump shaft for monoblock centrifugal pump of capacity 7.50 HP complete all as specified and directed.

Supply only CI impeller for monoblock centrifugal pump of capacity 20 HP complete all as specified and directed.

Supply only CI impeller for monoblock centrifugal pump of capacity 15 HP complete all as specified and directed.

Supply only CI impeller for monoblock centrifugal pump of capacity 10 HP complete all as specified and directed.

Supply only CI impeller for monoblock centrifugal pump of capacity 7.50 HP complete all as specified and directed.

Disconnecting, removing, dismantling and rewinding of electric motor of 20 HP capacity pump set, induction type, three phase, 415 volts, 50 Hz, AC supply with super enamelled copper winding wire of suitable gauge including varnishing, reassembling/ refixing, connecting, commissioning, testing pump motor complete all as specified and directed. (Location: Pumping motor and Swimming pool pump) Note: The scope of work under this item shall be carried out in authorised work shop as approved by Engineer-in-charge.

All as per Sl No. 1.54 here-in-before, but for 15 HP capacity pump set complete all as specified and directed.

All as per Sl No. 1.54 here-in-before, but for 10 HP capacity pump set complete all as specified and directed.

All as per Sl No. 1.54 here-in-before, but for 7.5 HP capacity pump set complete all as specified and directed. (Location: Pumping motor and Fire fighting pump (Terrace pump)

All as per Sl No. 1.54 here-in-before, but for 5 HP capacity pump set complete all as specified and directed. (Location: Pumping motor and Swimming pool pump)

S&F in repair star-delta starter at 415 volts, 3 phase suitable for 15KW/20 HP pump set motor complete all as specified and directed.

S&F in repair star-delta starter at 415 volts, 3 phase suitable for 11KW/15 HP pump set motor complete all as specified and directed.

S&F in repair star-delta starter at 415 volts, 3 phase suitable for 7.5KW/10 HP pump set motor complete all as specified and directed.

S&F in repair star-delta starter at 415 volts, 3 phase suitable for 5.5KW/7.5 HP pump set motor complete all as specified and directed.

S&F in repair DOL starter at 415 volts, 3 phase suitable for 3.5KW/5 HP pump set motor complete all as specified and directed.

S&F pressure gauge 100 mm dia siphon tube and brass cock including taking down old unserviceable pressure gauge complete all as specified and directed.

S&F wire mesh covering with suitable clamps for air vent pipes and over flow pipes of size 4" complete all as specified and directed.

S&F wire mesh covering with suitable clamps for air vent pipes and over flow pipes of size 6" complete all as specified and directed.

M&L for preparation on rusted surfaces of on 20 HP centrifugal pump set or 20 HP monoblock pump set, applying two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer including painting to mounting channel, NRV suction and delivery pipes complete all as specified and directed.

All as per Sl No. 1.67 here-in-before, but for 15 HP pump set complete all as specified and directed.

All as per Sl No. 1.67 here-in-before, but for 7.5 HP pump set complete all as specified and directed.

M&L for inserting/ connecting new CI/ DI joints (bend, tee piece, junction, etc) of size 150 mm dia. including washers, nuts and bolts complete including taking down old existing unserviceable CI/ DI joints complete all as specified and directed.

Swimming Pool pump set

M&L for repairing open pressure filter of capacity 200 Cum/ hr, by drain out water, remove all filters media (sand & pebbles), cleaning the internal surfaces and applying one coat of anti-corrosive bituminous paint, pebbles duly washed and cleaned with fresh water and reassembling the filter media, including testing and commissioning complete all as specified and directed.

M&L for quartz sand in two grades for top up in the filter media with grade size 16/30 mm or 6/14 mm complete all as specified and directed.

S&F butterfly valve of size 200 mm dia cast iron body, flanged, class PN 1.0 including nuts, bolts, washers and gasket complete with by-pass arrangement, including taking down existing old unserviceable butterfly valve complete all as specified and directed.

Pumping out the water from RCC balancing tank of capacity 50,000 litres at command swimming pool and remove sludge / mud thoroughly, clean entire portion of sump by scrapping with wire brushes, broom and wash out by flushing clean water and drain out, clean entire inner portion of sump by bleaching powder, including marking the Date of cleaning, due date for next cleaning and capacity of tank etc with paint complete all as specified and directed. Note: The entire Job under this item shall be completed in one day.

M&L for opening, dismantling and taking out defective chlorine dozer pump of 12 LPH, 4 Kg/cm2 capacity, transporting to workshop for repair and transporting back at site after repair and refitting the same on its position including testing and commissioning complete all as specified and directed. Note: All spare parts as required are deemed to be included in the quoted rate.

M&L for water pressure gauge 4" dial 0-14 Kgs rating, including taking down existing old unserviceable water pressure gauge complete all as specified and directed.

S&F flexible PVC hose pipe heavy duty 40 mm dia for suction sweeper complete all as specified and directed.

S&F in repair sluice valve of size 150 mm dia, cast iron, short body, flanged, hand wheel with stainless steel spindle, checknut, as per IS: 14846-2000 with nominal pressure rating class PN 1.6 including material and labour for jointing flanged joint with rubber fibre jointing ring bolts, nuts & washers etc including necessary earth work if required, including taking down existing old unserviceable sluice valve complete all as specified and directed.

S&F in repair synthetic float ball 6" with double hook for suction sweeper, including taking down existing old unserviceable synthetic float ball complete all as specified and directed.

S&F in repair nylon brush superior quality made out of water resistant wooden block with thickly insert nylon brushes for sweeping, including taking down existing old unserviceable nylon brush complete all as specified and directed.

S&F in repair 12 mm nylon rope, including taking out existing old unserviceable nylon rope complete all as specified and directed.

S&F in repairs telescopic aluminium rod top 30 mm dia and bottom 28 mm dia with detachable superior quality nylon brush of size 5 metre expanded up to 10 metre for brushing the entire area of swimming pool, including taking out existing old unserviceable telescopic aluminium rod complete all as specified and directed.

S&F in repairs telescopic aluminium rod top 30 mm dia and bottom 28 mm dia with detachable net 5 metre expanded up to 10 metre for removing leafs from swimming pool, including taking out existing old unserviceable telescopic aluminium rod complete all as specified and directed.

Fire fighting Pumping Set

M&L for overhauling Centrifugal pump coupled with induction motor of capacity 60 HP (Jockey pump) after removing from base plate, disconnecting from pipe line and dismantling pump set, replacing unserviceable gland packing, gun metal bush bearing and water seal, applying greasing etc. reassembling the pump set and including dismantling the motor, cleaning the rotor, starter, varnishing, backing etc and reassemble motor and refixing back on the base plate and connecting existing pipe line with nuts, bolts and new gasket and painting on motor and pump sets and suction and discharge pipe line with one coat of synthetic enamel paint with spray painting also connecting the existing cable, etc. checking and starting and testing complete pump set for its performance satisfactory result complete all as specified and directed. Note: The scope of work under this item shall be carried out in authorised work shop as approved by Engineer-in-charge.

M&L for overhauling Centrifugal pump coupled with induction motor of capacity 12.5 HP after removing from base plate, disconnecting from pipe line and dismantling pump set, replacing unserviceable gland packing, gun metal bush bearing and water seal, applying greasing etc. reassembling the pump set and including dismantling the motor, cleaning the rotor, starter, varnishing, backing etc and reassemble motor and refixing back on the base plate and connecting existing pipe line with nuts, bolts and new gasket and painting on motor and pump sets and suction and discharge pipe line with one coat of synthetic enamel paint with spray painting also connecting the existing cable, etc. checking and starting and testing complete pump set for its performance satisfactory result complete all as specified and directed. Note: The scope of work under this item shall be carried out in authorised work shop as approved by Engineer-in-charge.

S&F in repair DOL starter at 415 volts, 3 phase suitable for 7.5 HP pump set motor complete all as specified and directed.

S&F fire hydrant landing valve type A (single head outlet) of 63 mm dia conforming to IS 5290 including taking down old unserviceable fire hydrant complete all as specified and directed.

S&F fire hose reel drum as per IS:884 -1985 and hose 20 mm dia., 30 mtr long conforming to IS 5132 complete all as specified and directed.

M&L for cleaning of underground RCC water storage sump capacity 1,00,000 gallons (at Main pump house) having one compartment by specialized water tank clean process as under complete all as specified and directed. (a) Mechanized removal of all remaining dirty water by high capacity submersible pump set. (b) Removal of sludge by vacuum operated German pump. (c) Cleaning of walls, ceiling and bottom of tank by high pressure rotary jet 120 bars pressure. (d) Sterilization of tank by Echo-friendly biodegradable and high effective against all pathogens agent of tank clean. (e) Sterilization of tank atmosphere by industrial UV radiator leaving the tank complete sterilize by specialized method. Notes:- 1. Tank cleaning works shall be executed through reputed specialised water tank cleaner as directed. 2. All safety measures shall be taken by contractor for whole tank cleaning works in BOQ.

All as per SI item No. 4.00 here-in-before, but having two compartments capacity 50,000 gallons each (at KLP-II) complete all as specified and directed.

All as per SI item No. 4.00 here-in-before, but having one compartment capacity 50,000 gallons each (at Main PH) complete all as specified and directed.

All as per SI item No. 4.00 here-in-before, but underground water storage sump capacity 50,000 gallons (at Main PH) complete all as specified and directed.

All as per SI item No. 4.00 here-in-before, but underground water storage sump capacity 10,000 gallons (at KLP-I & PTP Nagar) complete all as specified and directed.

All as per SI item No. 4.00 here-in-before, but underground water storage sump capacity 43,000 gallons (at JCOs MAP) complete all as specified and directed.

All as per SI item No. 4.00 here-in-before, but underground water storage sump capacity 50,000 gallons (at ORs MAP) complete all as specified and directed.

All as per SI item No. 4.00 here-in-before, but underground water storage sump capacity 16,000 gallons (at New officers Accn at PTP Nagar) complete all as specified and directed.

M&L for cleaning of existing RCC overhead water storage tank capacity 50,000 gallons on 18 mtrs staging (Height of OH tank) (at Cariappa, Poojapura, Flag staff house, KLP-2, Madras, Old MAP) by carrying out the following works complete by specialized water tank clean process complete all as specified and directed. (a) Dewatering the tank by employing man power and required tools and plants. (b) Removing the sludge, mud, dirt, silt, dissolved iron water etc. thoroughly from walls, corners and floor/ base of the tank. (c) Treating the wall with bleaching powder; rubbing, scrubbing the deposited particles, iron contents from base/ floor, walls and corners etc. completely by using wire brush and man power. (d) Taking out all silt, sludge and dirt from the sump/ reservoir and depositing to a distance up to 50 metres complete. (e) After primary cleaning the empty sump shall be cleaned further with mixture of fresh water and potassium permanganate @ 2% with water and washing the sump shall be continued till water stored in tank looks clean.

All as per SI item No. 12.00 here-in-before, but overhead water tank upto 12 mtr staging (Height of OH tank) of capacity 10,000 gallons complete all as specified and directed.

All as per SI item No. 12.00 here-in-before, but overhead water tank upto 12 mtr staging (Height of OH tank) of capacity 25,000 gallons complete all as specified and directed.

All as per SI item No. 12.00 here-in-before, but overhead water tank capacity 5,000 gallons at Mukkunnimala complete all as specified and directed.

All as per SI item No. 12.00 here-in-before, but overhead water tank capacity 4,000 gallons at MH Tvm complete all as specified and directed.

M&L for dewatering in shallow well by German vacuum pump at Mukkunnimala and removing complete dirty water, sludges, silt, etc. from the shallow well, including scrapping with normal brushes, cleaning properly and replacing GI weld mesh provided on the top of the shallow well including painting of wire mesh, including applying three coats of lime wash at inside portion and two coats of antifungal paint on outside wall of shallow well with complete all as specified and directed.

M&L for scrubbing, cleaning existing treated external surfaces and doom of RCC UG water storage sump capacity 1,00,000 gallons, including preparation of surface and applying two coats of antifungal exterior weather coating paints including writing the date of cleaning and capacity of tank of size 4" with white synthetic enamel paint over black synthetic enamel paint of suitable size complete all as specified and directed.

All as per SI item No. 18.00 here-in-before, but UG sump capacity 50,000 gallons complete all as specified and directed.

All as per SI item No. 18.00 here-in-before, but UG sump capacity 11,000 gallons complete all as specified and directed.

M&L for scrubbing, cleaning all exterior surfaces and staging of RCC OH water storage tank 18 mtr staging of 50,000 gallons capacity at Offrs Enclave, Cariappa auditorium, Poojapura, Madras, MAP quarters & KLP-2 and applying two coats of cement base paint on external surfaces, two coats of synthetic enamel paint on ladder from ground to reservoir, writing the date of cleaning and capacity of tank of size 4" with white synthetic enamel paint over black synthetic enamel paint of existing size complete all as specified and directed.

All as per SI item No. 21.00 here-in-before, but 12 mtr staging OH reservoir of 10,000/ 11,000 gallons capacity at MH and PTP nagar complete all as specified and directed.

All as per SI item No. 21.00 here-in-before, but 6 mtr staging OH reservoir of 5,000 gallons capacity at Mukkunnimala complete all as specified and directed.

All as per SI item No. 21.00 here-in-before, but 6 mtr staging OH reservoir of 12,500 gallons capacity at MH Tvm complete all as specified and directed.

M&L for suction sweeping inside swimming pool by using telescopic suction sweeper for two hours daily complete all as specified and directed.

Note:- (a) Suction sweeping the bottom of the entire pool for a period of 2 hours (4 AM to 6 AM) or as directed/ required to clean the water for removing the sediments. (b) Remove all floating particles by using net before 0600 hrs. (c) T&P required for the maint work shall be provided by the contractor. (d) The chemicals required for the treatment will be measured and paid separately as supply only and the labour for dosing the chemicals shall be included in the unit rate quoted by the contractor. (e) The quantity of chemicals to be dosed should be determined by analysing the condition of water at the time of dosing. (f) Adding requisite quantity of chemicals considering the conditions of the pool water while dosing all as specified and directed by the Engr-in-charge.

Note:- (g) Dosing requisite quantity of calcium/ sodium hypochlorite for maintaining the percentage of chlorine up to 1 PPM every day (0700 Hrs to 2100 Hrs). (h) Dosing requisite quantity of Alum sulphate for better sedimentation of impurities in the pool water. (j) Dosing requisite quantity of Soda ash for maintain PH level of pool water every day (0700 Hrs to 2100 Hrs). (k) Add Sodium hypochlorite for maintaining the percentage of chlorine up to 1 PPM every day. (l) Add Copper sulphate/ algaecide to pool water as per requirement and condition of pool water as directed by the Engr-in-charge.

Supply only bleaching powder ISI marked superior quality. Make: Kaveri/ Grasim/ Vikram

Supply only Copper sulphate. Make: VCI Ltd/ Reliance

Supply only Soda ash. Make: DCW Ltd/ TATA/ VCI Ltd

Supply only Alum sulphate. Make: Comercial or equivalant

Supply only Sodium hypo chloride. Make: DCW Ltd/ TATA/ VCI Ltd

Supply only Poly aluminium chloride (PAC) COAGULANT CONTAINING APPROX 29% AI2O3 with basicity of approx 64% packed all as specified. Make: Rayalaseema chemicals/ Potter & Watts/ Grasim Industries

Supply only Ortho-Tolidine solution for testing of dissolved chlorine in water.

S&F net for removal of dry leaf from swimming pool complete all as specified and directed.

M&L for swimming pool racing lane ball divider with multicoloured PVC cylindrical float 3 inch x 50 mtr long with rope set complete suitable for swimming pool all as specified and directed.

K.V.GEORGE AND COMPANY (BID ID -3459335)

SUPER COOL (BID ID -3459506)