AS AND AS AND SPECIAL REPAIRS TO EXISTING PIPELINE, PUMPING MOTORS AND FILTRATION PLANT AT SEA SURVIVAL TRAINING FACILITY AT INS KARNA UNDER GE(P) NAVY KALINGA

Amount

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

Returning, filling including spreading, levelling, watering and well ramming in layers not exceeding 25 cms of excavated hard/dense soil complete all as directed.

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

Supply, laying and testing of UPVC Pipe of size 50 mm NB with perforated holes and nozzles for inlet and outlet laying inside the pool with all necessary fittings i.e Bends ,tees ,reducer, flange, structural Support including taking down the old unserviceable pipe complete all as specified and directed by Engr-in-charge

Supply, fixing, testing and commissioning double flange non rising stem type in repairs 100 mm dia sluice valve of cast iron body and suitable pressure rating PN 1.6, with both ends flanged, drilled at both the ends, conforming to IS-780, having gunmetal spindle with iron wheel at top complete with nuts, bolts, washers, rubber gasket champion-20, 3mm thick sheet including taking down the unserviceable one complete all as specified and directed.

All as per item No.5 above but 65 mm dia.

Supply and install Basket Strainer as per manufacturer's instruction complete all as specified & directed by Engineer-in-Charge. (a) Basket Strainer : It consist of 2 Nos ( 1 Working + 1 Stand by) of Capacity 50 Cum/hr to trap Coarse Particle . It consist of suction and discharge control Valve NRV and associated Piping, MOC Shall be CS. Make of filter : Super flow filters/Venkat Engineers/ Ace Dynamics

Supply ,Install and Commissioning of filter feed Pumps as per manufactures instruction and dismantling the old one submitting to AGE E/M Store complete all as specified & directed by Engineer-in-Charge. (a) Filter Feed Pump: It Consist of 2 Nos (1 Working+1 Stand by) Split casing Pumps with Bronze impeller of Capacity 50 Cum/hr @ 20 Mtr Head along with discharge Control valves, NRV, butterfly valves drain valves and air release valves and associated discharge Piping with necessary control instrument for raw water Pumps pressure gauges (4" dial, 0-6 kg/sqcm range, SS internal Bottom Entry) with isolation valve at each Suction, delivery & NRV Shall be Supplied by the contractor along with all Piping and fitting as per the existing Suction and discharge size of the Pump. Make of Pump: Kirloskar/KSB/CROMPTON

M&L for fontal Pipeline modification and making provision of multi point injection at least from 03 side of the pools complete all as specified & directed by Engineer-in-Charge.

Supply ,install and Commissioning of ozone generator with oxygen concentrator and oxygen mixing system of capacity 300 gm/hr complete all as specified & directed by Engineer-in-Charge having the following specifications. (i) Ozone concentration: 8% wt/wt in Oxygen (ii) Cooling Electrode: water Cooled (iii) No of Electrodes: 03 Nos (iv) Feed Gas: Oxygen from concentrator (v) Feed Gas Pressure: 0.5-0.1 Bar (vi) Feed gas flow rate: 8 LPM (vii) Cooling water flow rate : 5 LPM (viii) Cooling water Quality: DM Water/ Soft water (ix) Cooling water Pressure : 1-2 Bar (x) Power Consumption of ozonator: 700 W (xi) Cabinet : SS

Supply ,install and Commissioning of PAC Dosing system complete all as specified & directed by Engineer-in-Charge. Make: Milton Roy/Idex India/Prominent Fluid Control

Supply only testing Equipments ( PH, TDS ,Hardness) system complete all as specified & directed by Engineer-in-Charge.

M&L for Cutting the Existing MS Pipe Line of dia 100MM and Inserting TEE 100X100X100 mm dia including other accessories as per requirement and Jointing materials including necessary earth work excavation Complete all as specified.

M&L for Boring of holes under road, pavement ,hard standing by trenchless technology using ultra sounding technique or by any other method and including making the disturbed surface good for 100 mm dia pipe made up of any material suitable for 0.4 Mpa working Pressure all as directed and Specified.

M&L Earthing Complete with Galvanised Steel Earth Plate Electrode 60x60CMX 6MM thick ,buried directly in ground (earth pit not less than 2.25 mtrs deep below ground level) with top edge of the plate not less than 1.5 mtrs below normal ground level connected to galvanised iron strip 25x 4mm by means of bolt,nuts,check nuts and washers of galvanised iron or steel all shown in electrical plate no.3 connecting to earthing test point including demolition of old unserviceable earthing complete all as specified and indicated including testing on completion:-

M & L for plain cement concrete 1:2:4 type B1 using 20 mm graded aggregate for subbase of foundation

Supply, fabricate, install, test and commissioning LT Outdoor control Panel weather Proof, dust/Vermin Proof, powder coated and finishing with Siemens grey Colour Made out of 3.15 mm thickness CRCA Sheet, CPRI approved Manufacturer ,IP-54 grade ,double openable door with angle iron frame using 50x50x6 mm and locking arrangement ,including bus bar suitable for 3 Phase 4 wire system 415 V , 50Hz AC Supply with Bus bar Copper 300 Amps Capacity including PVC Sleeves/taps RYB Colours Phases identification, including PCC Platform with PCC(1:2:4) Type B1 (Using 20 mm graded aggregate) raised base with control wiring and compressing cable gland brass copper/ brass lugs and provision of the following:

(i) Incoming (a) MCCB 200 Amps 35 KA 4 Pole 415 Volt- 01 No. (b) Star Delta Starter for 25 HP Pumps-02 Nos (c ) CT/ PT Site Programmable (d) LCD Multi Function meter (e ) RYB Phase Indicator Lamp with fuse carriers-02 (f) Timer Switch 240 V, Single phase rating with contactor fitting Inside steel enclosure.

(ii) Outgoing (a) MCCB 125 25 KA 3 Pole 415V -01 (Swimming pool) (b) MCCB 63 Amps 25 KA, 3 pole -04 Nos (c) MCCB 40 Amps 25 KA, 3 pole -02 Nos

Note:- (i) The unit rate quoted include the dismantling of the same and making good the disturbed surfaces where ever specified in the BOQ (ii) Provision of shed for the Ozone plant is deemed to be included in the quoted rate (iii) After successful testing the contractor will run the plant including consumables and will train staff detailed by user.

SREE VIGNESWARA CONSTRUCTIONS

SRK PROFESSIONAL ENGINEERING

SRIVALLI ENGINEERS

VASANTHA NAIDU ASSOCIATES

SRI RAJA RAJESWARI ENTERPRISES

AYYAPPA CONSTRUCTIONS

C H P CONSTRUCTIONS