REPAIR TO EXTERNAL WATER SUPPLY, PIPELINE, PUMPSET AND CLEANING OF BOREWELL ETC INCLUDING MAINTENANCE OF SWIMMING POOL AT PTC KALPAKKAM UNDER AGE(I) NAVY CHENNAI

Amount

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m depth and getting out in soft / loose soil complete all as specified and as directed.

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

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

M&L for 25 mm bore Medium grade GI tubing with all fitting and taking up or down existing tubing with all connections for taking into credit, complete to walls and ceilings or laid in floors complete all as specified and as directed by the Engineer-in-Charge.

M&L for 40 mm bore Medium grade GI tubing with all fitting and taking up or down existing tubing with all connections for taking into credit,complete to walls and ceilings or laid in floors complete all as specified and as directed by the Engineer-in-Charge.

M&L for 80 mm bore Medium grade GI tubing with all fitting and taking up or down existing tubing with all connections for taking into credit, complete to walls and ceilings or laid in floors complete all as specified and as directed by the Engineer-in-Charge.

3-layer PP-R Polypropylene random copolymer) concealed pipes 25 MM, SDR 7.4 (PN16) UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply including all PP-R plain & brass hreaded polypropylene random fittings fixed complete to walls, ceilings or in floors etc.

3- layer PP-R Polypropylene random copo?lymer) concealed pipes 40 MM SDR 7.4 (PN16) UV stabi?lized and antimi?crobial fusion welded having thermal stability for hot & cold water supply all PP-R plain & brass threaded polypropylene random fittings laid in trenches.

Making connection of PP-R distribution branch with PP-R main of following sizes by providing and fixing tee including cutting and making fusion joint etc, (Sizes 16 to 40 mm)

S&FHigh density poly ethylene pipes 40mm bore (HDPE) of pressure rating 6 kgf/cm2 fixed complete to walls, ceilings or in floors etc. complete all as specified and as directed by the Engineer-in-Charge

S&F in repair gun metal gate valve, painted finish, with forged brass spindle and iron wheel head, screwed both ends internally IS-778 marked, Class-2, for iron pipe of size 25mm bore complete all as specified and directed by Engineer in Charge. Make: Leader/Bir/Zoloto/Kirloskar

S&F in repair gun metal gate valve, painted finish, with forged brass spindle and iron wheel head, screwed both ends internally IS-778 marked, Class-2, for iron pipe of size 40mm bore complete all as specified and directed by Engineer in Charge.Make: Leader/Bir/Zoloto/Kirloskar

Supply and Fix Butterfly valve of size 80mm dia both ends flanged and drilled complete with all accessories of class PN 1.6 conforming to IS specifications and testing including removing the unserviceable valve complete all as directed Make :- ADVANCE/KIRLOSKAR/ AUDCO

S&F PP-R Gate valves 25 mm (brass insert) as per requirement of the site complete all as specified and directed by Engineer in Charge.Make: Leader/Bir/Zoloto/Kirloskar

S&F PP-R Gate valves 40 mm (brass insert) as per requirement of the site complete all as specified and directed by Engineer in Charge.Make: Leader/Bir/Zoloto/Kirloskar

Screwing existing steel tubing bore 40 or 50 mm for alterations or additions (or lengthening screw on pipe to form connector)complete all as specified and directed by Engineer in Charge.

Taking out the old unservicable sluice valve and supply and fix new Sluice Valve Class PN 1.6 100 mm dia conforming to IS 780 with flanged and drilled ends and of any pattern including necessary jointing and jointing materials complete (with rubber gasket, bolts and nuts etc., ) all as specified and as directed by Engr-in- Charge. Make :Kirloskar / Upadhaya /Leader/L&T/Bir

Material and Labour Rubber or fibre board gaskets for flanged joints Size 80mm bore.

Material and Labour Rubber or fibre board gaskets for flanged joints Size 100mm bore.

Material and Labour Spigo and socket pipe and lead wool joint 80 mm bore

Material and Labour Spigo and socket pipe and Run lead joint 80 mm bore

S&F in repair Non Return sluice valve 80 mm dia conforming to IS 14845 PN 1.0 with flanged and drilled ends and of any pattern including necessary jointing and jointing materials complete (with rubber gasket, boltsand nuts etc ) complete all as specified and directed by Engineer in Charge. Make: Kirloskar / Upadhaya /ACME

S&F in repair Non Return sluice valve 100 mm dia conforming to IS 14845 PN 1.0 with flanged and drilled ends and of any pattern including necessary jointing and jointing materials complete (with rubber gasket, boltsand nuts etc ) complete all as specified and directed by Engineer in Charge. Make: Kirloskar / Upadhaya /ACME

S&F Ball valves high pressure of PTMT with epoxy coated Aluminium rod & highdensity plastic ball screwed for iron pipe and fixed. (Minimum weight 15mm-142gms/ 2 0mm-210gms./ 25mm-455gms/ 40mm - 690 gms)

Taking out old unserviceable pressure gauge of pump set and supply and fix new pressure gauge of existing make / size including testing and commissioning complete all as directed.

S&F in repair stainless head heavy suction sweeper size 2.5 feet length weight min 20 kg complete all as specified and directed by Engineer in Charge.

Maintenance, repair and periodical services to Filtration Plant: i) Opening the pressure filter and taking out entire old media ii) Scrapping internal/external surfaces, cleaning and washing thoroughly, applying one coat of zinc phosphate primer and two coats of chlorinated rubber paint and black paint on outer surface for pressure filter complete. iii) Laying of new filter media as per OEM specifications quantity and as directed in the MS cylindrical pressure filters. iv) Removing, repairing and replacing certain unserviceable parts including painting the under drain system inlet and outlet pipes including changing gland packing, nuts, bolts & washers etc., v) S&F pressure gauge of 0-9 Kg/Sqcm including removing the existing unserviceable pressure guage-02Nos. vii) Testing and commissioning the filtration plant completely.

S&F swimming pool leaf net heavy duty with 16 feet white aluminium telescopic handle easy adjustable function swimming pool pole adjustable 2 pieces. complete all as specified and directed by Engineer in Charge.

Supply only swimming pool suction brush

Supply only side wall brush for swimming pool cleaning

Supply only wire brush for swimming pool cleaning

S&F Vaccum hose pipe flexible 40mm dia made out of PVC transparent with jointing adapters complete.omplete all as specified and directed by Engineer in Charge.

Supply only Trichloroisocyanuric Acid - 90 (5-8 mesh) white powder granules having minimum effective chlorin 90.0%, PH(1% soln): 2.7 to 3.3 Moisture: 0.5% max. Should be supply E-IN-C approved makes. complete all as specified and directed by Engineer in Charge.

Supply only Premium calcium hypochlorite Granules chlorine contents 65% - 70% sealed drum with label batch n, manufacturing date, expiry date should mentioned. supply E-IN-C approved makes.Declibac Technologies/Altoc/Rayalaseema Complete all as specified and directed by Engineer in Charge.

Supply only Alum Powder Suitable for swimming pool. Should be supply E-IN-C approved makes.Complete all as specified and directed by Engineer in Charge.

Supply only Copper Sulphate minimum 99% purity in bold crystal forms for swimming pool applications.Should be supply E-IN-C approved makes Complete all as specified and directed by Engineer in Charge.

S&F in repair cast iron foot valve heavy duty of 80 mm dia including removal from suction pipe of the pump set, foot valve complete all as specified and directed by Engineer in Charge.Make :Kirloskar / Upadhaya /Leader/Sant/AUDCO

M&L for flushing of the existing borewells of size 150 mm dia upto 250 feet depth by drilling machine by mechanical method or PVC pipe method into the above well connected to a pneumatic compressor after taking out the submersible pumpset with necessary hoisting equipment and flushing the bore well complete with compressor air and flushing bore well till discharge of fresh water is obtained subject to entire satisfaction of Engr-in-charge and lowering down the submersible pump set in its position complete all as directed.

Repairs to electric driven pump set 7.5 HP to 10 HP capacity including removing from the foundation dismantling ,taking out old unserviceable spares and refixing the same after repair and replacement of spares on the existing position for complete all as specified and directed by Engineer in Charge (Note: Rewinding and supply of Spares will be paid under relevant items here in after) Make : Kirloskar/ Ventura/ Suguna/ Tulu

Rewinding of motor startor coil complete as per IS-396 of 1953 using super enamelled copper wire of same gauge for coil against item No. 39

Supply and fix Ball bearing (drive and non dirve end) against item No. 39

Supply and fix only Cooling fan blade PVC against item No. 39

Supply and fix only Terminal box with terminal connector against item No. 39

Supply and fix only Gunmetal bush against item No. 39

Supply and fix only Gland cup with bolts and nuts against item No. 39

Supply and fix only GI flange drilled of suitable size with nuts , and washers including rubber gasket against item No. 39

Supply and fix only Shaft mild steel against Item No. 39

Repairs to submersible pumpset 7.5 HP capacity 3 Ph, 440 Volts including Lifting of pumpset from the borewell 60 mtrs deep , dismentling ,taking out old unserviceable spares and and replacement of spares and lowering into borewell after repair complete all as specified and directed by Engineer in Charge (Note: Rewinding and supply of Spares will be paid under relevant items here in after) Make : Kirloskar/ Ventura/ Suguna/ Tulu

Rewinding of motor stator coil complete as per IS-396 of 1953 using super enamelled copper wire of same gauge for coil item No. 48

Supply and fix Stainless steel shaft against item No.48

Supply and fix Thrust bearing against item No. 48

Supply and fix Bush Gun metal against item No. 48

Supply and fix SS Coupling male and female against item No.48

Supply and fix Stainless steel bush against item No. 48

Supply and fix Water seal against item No. 48

Supply and fix Submersible cable 3 core, copper stranded 2.5 sqmm flat type against item No. 48

Repairs to electric driven pump set 1.5 HP to 3 HP capacity including removing from the foundation dismantling ,taking out old unserviceable spares and refixing the same after repair and replacement of spares on the existing position for complete all as specified and directed by Engineer in Charge (Note: Rewinding and supply of Spares will be paid under relevant items here in after) Make : Kirloskar/ Ventura/ Suguna/ Tulu

Rewinding of motor stator coil complete as per IS-396 of 1953 using super enamelled copper wire of same gauge for coil against item No. 57

Supply only ball bearing (drive and non dirve end) against item No. 57

Supply only electrodynamically balanced bronze impeller against item No. 57

Supply only Impeller Key against item No. 57

Supply only Water Seal against item No. 57

Supply only Gunmetal bush against item No. 57

Supply only Flange drilled of suitable size with nuts ,and washers including rubber gasket against item No. 57

Lifting of pumpset from bore well 76 metres deep and lowering into borewell and refixing same after repair complete all as specified and directed.

Repair/Repalce of single phase preventor cum low level water guard suitable for 4 to 7.5HP submersible pump set complete all as directed.

Repair/Replacement of DOL starter suitable for 4 to 7.5 HP submersible pump set of 3 phase including necessary internal wiring with suitable copper wire including testing and commissioning complete all as directed.

Supply and fix PH chlorine water test kit complete set.Complete all as specified and directed.

Supply and fix TDS Digital water test kit complete set.Complete all as specified and directed.

Supply and replacement of star delta starter, open execution type with single phase protection and relay range from 13 – 32 Amps, 3 Phase, 440 Volts including taking down old unservicable one, complete all as specified and directed.

Supply and fix Ammeter size 96 mm square type, range 0 to 60 Amps and dismantling the existing unserviceable ammeter from the panel board complete all as specified and directed.

Supply and fix voltmeter size 96 mm square type range 0 to 500 volts and dismantling the existing unserviceable voltmeter from the panel board complete all as specified and directed.

M&L for preparing surfaces and painting the pipe lines with two coats of synthetic enamel paint of color as directed by the Engr-in-charge and marking the inflow/outflow arrows on the pipeline near the pumps/ sump/ OHT all as directed and specified

Cleaning and removing of sludge/mud from the pump house UG sump, 6 mtr dia and 6 mtr depth including making necessary arrangement as required and removing the mud from the site to the place as directed by the Engr-in-Charge.

Cleaning and removing of sludge/mud from the Open Well, 6 mtr dia and 6 mtr depth including making necessary arrangement as required and removing the mud from the site to the place as directed by the Engr-in-Charge.

EVEREST ENGINEERING WORKS