REPAIRS/ MAINTENANCE OF COMMAND SWIMMING POOL, CHLORINATION PLANT AT BPH PIPE LINE AND OTHER AOR OF AGE E/M NO. II OF GE (UTILITY-II) VISAKHAPATNAM

Amount

Maintenance of Command swimming pool of size of 50 mtr x 21 mtr and of capacity 7,50,000 gallons, combined diving and swimming basin, diving basin of depth 18ft, swimming pool of basic depth varies from 4ft, 6ft, 8ft and to meet to the desired level of cleanliness by adding the chemicals such as poly electrolyte/ poly aluminum chloride (PAC) and non ferrous alum as coagulant/ settling aids, soda ash, Muriatic Acid, Sodium Bi-sulphate, Sodium Bicarbonate as PH controller, Calcium Chloride as calcium control, Cyan uric Acid or Isocyanurate as FRC stabilizer, chlorinal/ High tech hypo chloride (H -T-H)/ chlorine gas as dis-infection, Sodium Theo sulphate as neutraliser and other algaecides chemical through the respective dozing system with adequate quantity desired occultation and cleaning of swimming pool side walls, side gutter by pool cleaner and cleaning of bottom including deep , slope surface by under water cleanerand removing sediment particle from bottom by using suction sweeper and top up the water at required intervals without disturbing the swimming pool schedule of operation, quality of water to be checked frequently, complete all as directed by Engineer-in-charge. Note : The rate quoted is inclusive of the following :- (a) T & P such as oxygen mask, air compressor, Oxygen Cylinder, Safety rope, Brush Wire mess and all accessories reqd for under water cleaning of slope area at deep end including diving persons life insurance and any emergencies etc. Man power 04 person per day for Suction Sweeping and wall and bottom brushing/cleaning all day including Sunday and holiday

(b) T&P such as necessary equipments for under water cleaner, breathing arrangements shall be provided by the contractor. (c ) Chemicals not covered under this BOQ shall be provided by the contractor (d) Following water standard parameters to be maintained on pool round the clock and parameter (a to f) to be checked and conformed on daily basis and rest of all to be conformed on monthly basis, test cost shall be deemed to be included in above quoted rate. a) FRC 1 – 2 ppm b) PH 7.2 – 7.6 c) Turbidity 0 – 10 NTU d) hardness of water e) stabilizer concentration (CYA) 20 – 60 ppm f) Biological test (B – coli) less then 2 (iv) Swimming pool water quality testing, parameters for testing are CYA, biological test complete all as specified and as directed by Engineer-in-charge. (vii) Test to be carried out and certified by qualified analyst of NABLAB/ from public health lab / Andhra University

Maintenance of chloronome plant gravity panel of any type 0.60 Kgs per hour for chlronating the water, testing of leakages, rectifying the leakages and attending to minor repairs, with and including replacement of minor spares of chloronome plant for smooth functioning without any breakdown at command swimming pool, Naval Base complete all as specified and as directed by Engineer-in-charge.

Maintenance of chloronome plant gravity panel of any type 0.60 Kgs per hour for chlronating the water, testing of leakages, rectifying the leakages and attending to minor repairs, with and including replacement of minor spares of chloronome plant for smooth functioning without any breakdown at BPH, Naval Base complete all as specified and as directed by Engineer-in-charge.

Supply only White Alum (crystal type)

Supply only of stabilizer (cynoric acid/ Iso cynorite (CYA), available chlorine 98.53%, moisture 0.32%, PH value 1% solution 4.4

Supply only of inorganic poly aluminium chloride (PAC), chloride % (W/W) 31.0+/-2.0, sulphate % >10.0, Heavy metal nil, specific gravity 0.75+/- 0.1 for water treatment/ floc formation

Supply only chlorine gas in 100/900 Kgs cylinders to gravity feed gaseous chloronome plant all as directed. Note :- Testing the cylinder and repairs to outlet valve of cylinders will be the responsibility of the contractors and cost for applying mineral jelly to parts etc, deemed to be included in the cost quoted by the contractor.

Supply only TCCA 90% Chlorine (Trichloroisocyanuric Acid), effective content of chlorine % : ≥90, content of water % : ≤0.5, PH Value of 1% Solution : 2.7 to 3.3, Granular Chlorine/Tablet in packing of 50 kg complete all as specified and directed.

Supply only Copper suphate for removing of algaie from swimming pool complete all as specified and directed.

Supply and replace nylon brushes for suction sweeper as per existing size and make complete all as directed

Supply and replace 18'' stainless steel brushes for brushing of wall with alluminium rod of length 6 Mtr and complete all as directed

Supply and replace 14'' PVC butterfly vaccume type head of 40 MM dia with brushes for cleaning of corners of swimming pool with 6 Mtr length alluminium rod complete all as directed

Supply and replacement self reinforced PVC 50 mm dia helifier hose in suction sweeper pump , including making leak proof joints complete all as specified and directed by Engineer-in-Charge

Supply and replace spare parts for chloronorm plant gravity feed as per sample including taking down the unserviceable spare parts of the Chloronation plant complete all as directed

Panel connecting copper tube set

Pressure releasing valve (diaphram primary)

Primary filter PV 01

Supply Only PH meter digital LCD type with Range 0-14 PPM.Complete all as directed

Supply Only Digital TDS meter with Range 0-999 PPM.Complete all as directed

Supply only Chlorine Test Kit with liquid reagent, Range 0-20 PPM

Supply only SS 304 Heavy duty Suction Head of size 3 ft for 50 mtr swimming pool floor cleaning.Complete all as directed

Supply only swimming pool overflow grating of size 8 inch to 12 inch, single pin. Complete all as directed

Supply only Nylon rope twisted type 10 mm dia.Complete all as directed

M&L cutting the road hard standing for laying of pipeline including filling& making good surface with PCC 1:3:6 C-1 TYPE Using 20 mm graded stone aggregate & removing the to distance n.exe 50mtr all as specified.

M&L for stone masonry for walling of random rubble, uncaused, well bonded, built in cement mortar 1:4 for construction of thrust block for the support of water supply pipe line.

Material and labour for PCC (1:3:6) type C1 using 40 mm graded stone aggregate as in surface hard standing/ base foundation for the pipe lines, including necessary form work complete all as specified.

Excavation in trenches n.exc 1.5 mtr wide and n.exc 1.5 mtr depth for laying of cables / pipes etc and getting out in hard/dense soil. complete all as specified.

Returning, filling in including spreading levelling watering and well ramming in layers not exc 25 cm in any type of soil.all as directed by Engr-in-Charge.

Removing excavated material to a distance n.exc 50 mtr and depositing where directed at a level n.exc 1.5 mtr above the starting point all as directed.

M&L for rewinding centrifugal pump set of capacity up to 20 HP with insulated copper conductor of same gauge and same number of turns as that of existing including tieing the winding and connecting the coils and bringing the connections as that of existing complete all as specified

M & L for dismantling of motor of following capacities pumpset from installed position after disconnecting the coupling and electric connections and transporting the motor to the work shop, strip opening of the motor complete incl dismanlting stator, rotor assembly and cleaning the complete assemblies by taking out perished glass sleeve of connecting leads from common termination to terminal block,and washing with carbon tetra chloride, decarbonising and cleaning the rotor with CTC solution. Replacing the glass sleeve of connecting leads from common termination to terminal block, binding the loose coils with binding cloth, varnishing the coils complete and applyng bectol on the excitor coils, stator coils and heating complete, reassembling the unit and testing with megger for insualtion value and re-assembling, aligning with pump, re-inserting shims where necessary, refixing with coupling, tightening with torque wrench to required level, re-connecting the electric cable etc and check for drawing current testing, commissioning etc all as directed by Engineer-in-Charge.

M & L for repairs to pump shaft of any make with necessary metal filling and machining suitable for the 10-20 HP capacity of pump sets

M & L writing letters or figures (Block, Roman, Italic or Indian) letters 5 cm long n.exc 30 cm high with skilled labour

M & L writing Index hands (natural size) or arrow marks showing direction of water flow on CI/DI/MS pipes of any size up to 40 cm long all as directed at site.

Supply and replace notice board of overall size shall be 1200mm long, 75mm deep and 600mm high, 25mmx75mm particle board frame of commercial face with 6mm thick MDF edging alround shall be provided, 19mm thick soft wood board shall be fixed in side the frame over which best quality green baize cloth shall be fixed, Aluminum flat of 63mmx 3.25mm shall be provided alround at the back of the board, on front side 22mmx10mm aluminum channel shall be provided in side of particle board frame to house 4mm thick glass shutter (sliding type with necessary fittings) complete all as specified and directed by Engr-in-Charge.

Supply and replace Display board made of 3.5 mm thick Aluminium Composite panel sheet cut to a required shape and size (Square/ rectangular) with printed schematic / any matters/ description in computer aided adhesive applied PVC flex and pasted on the one side of sheet and fixed to wall/ metal sheet with necessary fixing arrangements complete all as directed by Engineer-in-charge.

Dismantling the old unservicable installation "Glow sign" board and Design, fabricate, supply & install Glow sign board of size 1.80 x 1.00 x 0.20 metre of board made up of Plain steel sheet of 1.0 mm thick with M S medium grade Square tube supports of size 25mm with Bakelite flex (Transparent) type white and blue in colour by computerised stenciled letters in various clean white capital letters on blue/ other colour as directed in English/ Hindi with required numbers and Flourecent tube lights 4x40 watts (bajaj/Philips) fitting complete including necessary fitment, electrical wiring, MS angles/ Steel round bars, GI sheets, pipes clamps bolts & nuts all as directed by Engineer-in-charge.

S&F GI tubing, medium grade with all fittings, complete fixed to wall and ceilings or laid in floors/trenches for the following sizes complete including taking up existing unserviceable pipe all as specified and directed by Engineer-in-Charge.

20mm dia bore

25mm dia bore

40mm dia bore

50mm dia bore

65 mm dia bore

100mm dia bore

Supply and replace gun metal gate valve, with iron wheel head, screwed both ends, Class-II conforming to IS-9338 and fixed complete of the following sizes :-

20mm dia bore

25mm dia bore

40mm dia bore

50mm dia bore

80mm dia bore

Supply and replace industril corrsion proof LED street light fitting of 50 Watt capacity with IP66 protection inlcuding electronic driver and accessories suitable for pole dia upto 40 mm including GI bracket made of 40 mm gia Gi pipe light grade of length not less than 1.2 metre bend to shape as reuired including connecting up with twin core ywisted flexible copper conductor cable with suitable size, necessary MS clamps, bolts, nuts, duly painted with 2 coats of synthetic enamel paint over a coat of primer complete all as directed by Engineer-in-charge. Make: CAT No. SLE UL 50W IP 66 LXN of Surya Roshini or its equivalent in Philips/ Havells India Ltd/ Wipro/ GE/ Bajaj.

Supply and replace Pressure gauge dial of 6" dia, 0-16 kgs/cm2 ratings suitable to the existing water pipe lines including necessary fixing arrangement complete all as specified. Make:- H-GUARD/ FIEBIG.

Supply and replace Pressure gauge dial of 6" dia, 0-10 kgs/cm2 ratings suitable to the existing water pipe lines including necessary fixing arrangement complete all as specified. Make:- H-GUARD/FIEBIG.

Datha Engineering Enterprises

M/S EVEREST INFRA

Prasad and Suresh Constructions

M/S SRI VENKATA BHAVANI CONSTRUCTIONS

GVR CONSTRUCTIONS

ANJALI ENTERPRISES