REPAIR/MAINT OF SWIMMING POOLS, MACHINERY ITEMS OF INSTALLATION, REP/RENEWAL OF CHLORINE GAS/BLEACHING DOZER/LIQUID BASE CHLORINATION, SUP OF CHEMICAL FOR WATER TREATMENT OF PUMP HOUSE, CLEANING OF OH/UG SUMP, TESTING OF WATER UNDER AGEE/M 1 OF GE(U)

Amount

M&L for pressure washing and cleaning thoroughly the bottom floor and inside walls of 300000 gallons capacity swimming pool after draining out of water including cleaning of joints of tiles of the pool by suitable mechanical means using mild hydrochloric acid for fungus/ algae free surfaces including removing out all dirt and foreign matters if any from the pool to a distance not exceeding 50m complete to the satisfaction of the Engineer-in-charge all as specified and directed. Notes: (a) Size of the Swimming Pool is 50m length x 25m width and depth varying from 1.2m to 3m (Approx). (b) Draining of water from the Swimming pool shall be made by the department.

M&L for pressure washing and cleaning thoroughly the bottom and inside walls of balancing tank of the swimming pool after draining out of water by suitable mechanical means using bleaching powder including removing of sludge/ slurry/ foreign matters if any from the tank to a distance not exceeding 50m complete to the satisfaction of the Engineer-in-charge all as specified and directed. Notes: (a) Size of the Balancing tank is 3.6m length x 2.9m width and depth 4m (Approx). (b) Draining of water from the Balancing tank shall be made by the department.

M&L for Filter media refilling of Quartz sand sewed as per the standards and details are as followa. Fine sand 16X32 mesh of 450 mm depth = 2X7.0MT

M&L for Romoving of damaged nozzles and re fixing of new nozzles and complete to the satisfaction of the Engineer-in-charge all as specified and directed.

M&L for Removing of existing channel and re fixing of new channel made of MS 3mm thick sheet with internal of holes for equal distribution and complete to the satisfaction of the Engineer-in-charge all as specified and directed.

Labour charges washing of filter media (pebbles) and re filling of pebbles and new media and complete to the satisfaction of the Engineer-in-charge all as specified and directed.

M&L for inside painting of filters two coat of red oxide and two coats of epoxy and complete to the satisfaction of the Engineer-in-charge all as specified and directed.

Supply only PVC flexible suction and delivery hoses, ISI marked incorporating a rigid PVC spiral as an integral part of the soft PVC wall green ribbed colour of 50 mm dia, working pressure @ 6 kg/Sqcm complete all as specified and directed.

Supply only liquid amonia in 450 ml PVC bottle complete all as specified and directed.

Supply only free chlorine testing kit paper strips (Colome metirc TMG) for detection levels (0.05, 0.1, 0.2, 0.4, 0.6, 0.8, 1.2, 1.5, 2.0, 4.0, 6.0 ppm (Mgle) test time 40 seconds having each bottle of 50 test strips complete all as specified and directed.

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 non ferric alum confirming to IS complete all as specified and directed.

Supply only copper sulfate confirming to IS complete all as specified and directed

Supply only Hydrochloric acid industrial grade ( in 40 ltr Container) complete all as specified and directed.

Supply only soda ash confirming to IS complete all as specified and directed. Make for item Nos 9 to 15:- ACL/Sriram/Sree Rayalaseema/Pearl Filler/ Declibac or equivalent make as approved by GE. Note for item Nos 9 to 15:- (a) The manufacturer, shall comply and guarantee the authenticity of the product by providing Test Certificate with Hologram, which will be provided by the Authrorised Distributor at the distribution point for each Batch of Product delivered on their letter head. (b) The manufacturer will afix its hologram on each and every drum, if the said product is delivered without the said hologram and/or its seen to be tampered, then the product can be discarded as spurious.

Supply only water hardness test kit digital type (PH test kit) complete all as specified and directed.

Supply only nylon rope of size 1" (inch) dia suitable for suction sweeper complete all as specified and directed.

Supply only blue plastic triangular vacuum head including butterfly connection for swimming pool, size as per site requirement complete all as specified and directed.

Supply only flexible vacuum head 8 wheel pipe diameter 40mm dia and no of wheel 8 nos including butterfly connection for swimming pool, size as per site requirement complete all as specified and directed.

Supply only Leaf Net, deep bag net made in polypropelene and white polyester netting including butterfly connection for swimming pool, size as per site requirement complete all as specified and directed.

Supply only surface net made in polypropelene and white polyester netting butterfly connection size as per site requirement complete all as specified and directed.

Supply only extensionable handles for cleaning attachments in anodized aluminium which can be adapted to the entire range of cleaning equipment, brushes, leaf skimmers and scoops 4.8 mtrs long complete all as specified and directed.

Supply only transparent blue plastic vacuum hose 2" (inch) dia, 30 mtrs long including hose cuffs for connection to suction inlets complete all as specified and directed.

Supply only of curved brushes made in polypropelene for pool basins and scum liners as per site requirement complete all as specified and directed.

Supply only straight brushes made in polypropelene for pool basins and scum liners as per site requirement complete all as specified and directed. Make for item Nos 16 to 25:- AUSTIN / AQUAPAC / ASTRAL POOL / KRIPSOL

S&F cable PVC insulated Aluminium conductor of size 4 sqmm, Two core, cut to length all as required at site with thimbles of appropriate size, drawn into conduit/pipe fixed to wall or pole for connection of energy meters to DB etc complete all as specified and directed.

S&F cable PVC insulated Aluminium conductor of size 6 sqmm, Two core, cut to length all as required at site with thimbles of appropriate size, drawn into conduit/pipe fixed to wall or pole for connection of energy meters to DB etc complete all as specified and directed.

M&L for seven stage cleaning and sterilization of inside the RCC/ Steel Underground/semi underground/Over head/Sedmentation/clear water sumps of capacity UG sump reservoir 1400000 gallons through bacteriological treatment by using TERBAC G5/Inchor-5/NB-10/ TERBAC-G-65/ Inoxi-60/NB-69 AND ULTRA VIOLET RAY. Make: rays Cleantech/ Inus watertech/ satya enterprise. Seven stages are as under:- (a). First Stage is to drain out the water by using exit valve or high capacity dewatering system. (b). Second stage is cleaning all the algae formation inside the tank by using TERBAC G10/ Inoxi-60/NB-69 a laboratory tested branded chemical of the company and scrubbing the walls of the tanks. (c). Third strage is fresh water cleaning by high speed jet pump. (d). Fourth stage and first bacteria screening is decertification by using TERBAC-G5/ Inohor-5/NB-10 a Govt Laboratory certified brannded halogen compound. (e). Fifth stage is cleaning the floor of water tank by industrial vaccum cleaner. (f) . Sixth stage is the second bacterio screening and sterilizing method by using ultra violet ray within the tnk and kills all suspended bacteria. (g) Seventh stage of cleaning and third bacteria screening is to sterilize the floor of the water tank by using laboratory certified, branded strong oxidizing agent TERBAC-G65/Inoxi-60/NB-69 .

NOTE:-(i) Company will submit Govt laboratory test cert of TERBAC-G5/INCHOR-5/NB-10, TERBAC-G65/ INOXIi-60/NB-69, before cleaning, fix the sticker mentioning the date of cleaning & Name of site and also provide cert confirming the completion of the sterilization of water tanks mentioning the Name of station and date of cleaning. All the cleaning & sterilization staff should be under accidental insurance coverage. (ii) Outlet pipe of OHT should be plugged before cleaning the OHT to avoid entering scals and the same shall be reconnected after cleaning the OHT and the quoted rate is deemed to include for the revision. (iii) Sterilization team will be comprised of at least 30 % members who are minimum 03 months certificate holder in water tanks sterilization. (iv) Contractor will be responsible for rectification of complaints occurred during cleaning the tank.(v) The work shall be carried through specialized agency like Rays Cleantech/ Inus watertech/Satya Enterprise.

All as per ser item No 28 here in before but for of inside UG sump reservoir capacity of 500000 Gallons

All as per ser item No 28 here in before but for of inside UG sump reservoir capacity of 350000 gallons

All as per ser item No 28 here in before but for of inside UG sump reservoir capacity of 25000 gallons

All as per ser item No 28 here in before but for of inside UG sump reservoir capacity of 16000 -15000 gallons

All as per ser item No 28 here in before but for of inside UG sump reservoir capacity of 10000 gallons

All as per ser item No 28 here in before but for of inside overhead reservoir capacity of 250000 gallons

All as per ser item No 28 here in before but for of inside overhead reservoir capacity of 150000 gallons

All as per ser item No 28 here in before but for of inside overhead reservoir capacity of 50000 gallons

All as per ser item No 28 here in before but for of inside overhead reservoir capacity of 25000 gallons

M&L for PCC 1:4:8 type D2 using 40mm graded aggregates as in foundation, filling and mass concrete for pole / stay / post including necessary form work complete all as specified and directed.

M&L for PCC 1:3:6 type C1 using 20mm graded stone aggregate in coping of poles / foundation for poles, struts, posts etc including necessary form work, finished the exposed surfaces fair and even without using extra cement complete all as specified and directed.

S&F CI non raising type sluice valve both ends flanged with CI body, ISI marked, IS 14846, pressure PN 1.6 with SS spindle, clamps and check nuts, operating hand wheel as in replacement of unserviceable sluice valves of any type complete all as specified and directed for the following sizes:-

100 mm bore.

150 mm bore.

S&F CI Non Return Valve both ends flanged with CI body, ISI marked, IS 14846, pressure PN 1.6 as in replacement of unserviceable sluice valves of any type complete all as specified and directed for the following sizes:-

80 mm bore.

100mm bore.

S&F G M foot valve with one ends flanged with CI body, ISI marked, IS 14846, pressure PN 1.6 as in replacement of unserviceable foot valve of any type complete all as specified and directed for the following sizes:-

80 mm bore.

100mm bore.

S&F for thermal overload relay with built in single phasing prevention (CT Operated), 3 phase of capacity, relay range, 13 to 22 Amps, direct mounting on MK-1 contactor, type MK-1, 440 volts with necessary fixing materials including disconnecting and removing the old unserviceable one complete all as specified and directed. Make : L&T Cat No : SS9188800D0 or or equivalent as approved by GE

S&F replacement of single pole contactor type MK-2 suitable for 5.0 HP capacity mono pump including disconnecting and removing the old unserviceable one complete all as specified and directed. Make:- L&T Cat Part No SS90945 or equivalent as approved by GE

S&F single phase preventor, SPPR type 360/380/415 volts suitable upto5.0 HP pump including connecting up of wire / cable testing complete including removing the existing unserviceable one all as specified and directed. Make : L&T Cat Part No CS81809OOOO or equivalent as approved by GE

M&L for XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area laid in trenches / duct or fixed to wall / passing through pipe on pole with suitable size cable glands, crimping type cable lugs for stranded aluminium conductor as in replacement of old existing cables of the following sizes complete all as specified and directed :-

4 Core X 10 Sqmm

4 Core X 16 Sqmm

3.5 Core X 25 Sqmm

3.5 Core X 35 Sqmm

Excavation in trenches, n exc 1.5 m wide and n exc 1.5 m in depth, for foundation of PCC/Steel pole, laying of cable in trenches etc and getting out in hard / dense soil complete all as specified and directed.

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

Removing excavated material (soils) n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting point complete all as specified and directed.

M&L filling approved river sand in trenches for sand cushioning of laying of cables to the full width of excavated trench 8 cm thick before laying the cable and 15 cm above the cable, gently punned down, stretching and testing of cable on transformer yard etc complete all as specified and directed. Note :- Thickness of sand cushion after punning down shall be measured for payment.

M&L cutting of road/hard stranding upto a size not exceeding 20 cm in width and not exceeeding 60cm in depth for laying of LT UG cable/protection pipe line making good the distrubed portion so as to match existing finishing with PCC 1:2:4 type B1/cement mortar in CM (1:2) complete all as specified and directed.

Supply and Lay bricks common burnt clay building bricks sub-class "B" designation 75 of size 230x115x75 mm complete all as specified and directed.

S&F Motor protection relay protection over load,single phasing, current unbalance , phase sequence reversal, under current, test facility suitable upto 5.0 HP pump including connecting up of wire / cable testing complete including removing the existing unserviceable one all as specified and directed. Make:- L&T Cat Part No MPR203BE080 or equivalent as approved by GE

S&F DOL starter 3 phase 415 Volts,5.0 HP capacity rating 14 Amps, relay range 20 to 32 Amps, MK-1, including connecting up of incoming and outgoing connections and testing commissioning, including removing the existing unserviceable one complete all as specified and dirceted. Make:- L & T Cat Part No SS96210 or equivalent as approved by GE

S&F MCCB 160 Amps, 4 pole, 415 Volts with rapturing capacity 35 KA with adjustable magnetic and adjustable thermal settings as in repairs complete all as specified and directed. Make:- Legrand Cat No: DPX 60 Type cat no: 4200 97 or equivalent make in Havells/Standard/L&T /IndoAsian/C&S as approved by GE.

S&F MCCB 100 Amps, 4 pole, 415 Volts with rapturing capacity 35 KA with adjustable magnetic and adjustable thermal settings as in repairs complete all as specified and directed. Make:- Legrand Cat No: DPX 60 Type cat no: 4200 95 or equivalent make in Havells/Standard/L&T /IndoAsian/C&S as approved by GE.

S&F MCCB 63 Amps, 4 pole, 415 Volts with rapturing capacity 16 KA with adjustable magnetic and adjustable thermal settings as in repairs complete all as specified and directed. Make:- Legrand Cat No: DPX 60 Type cat no: 4200 13 or equivalent make in Havells/Standard/L&T /IndoAsian/C&S as approved by GE.

S&F MCCB 400 Amps, 3 pole, 415 Volts with rapturing capacity 36 KA with adjustable magnetic and adjustable thermal settings as in repairs complete all as specified and directed. Make:- Legrand Cat No: DPX 630 Type cat no: 4220 02 or equivalent make in Havells/Standard/L&T /IndoAsian/C&S as approved by GE.

S&F MCCB 350 Amps, 3 pole, 415 Volts with rapturing capacity 36 KA with adjustable magnetic and adjustable thermal settings as in repairs complete all as specified and directed. Make:- Legrand Cat No: DPX 630 Type cat no: 4220 01 or equivalent make in Havells/Standard/L&T /IndoAsian/C&S as approved by GE.

S&F MCCB 250 Amps, 3 pole, 415 Volts with rapturing capacity 50 KA with adjustable magnetic and adjustable thermal settings as in repairs complete all as specified and directed. Make:- L&T DN2-250M type Cat No: CM9217100POOG or equivalent make in StandardHavells/Legrand /IndoAsian/C&S as approved by GE.

S&F MCCB 200 Amps, 3 pole, 415 Volts with rapturing capacity 50 KA with adjustable magnetic and adjustable thermal settings as in repairs complete all as specified and directed. Make:- L&T DN2-250M type Cat No: CM9217100NOOG or equivalent make in StandardHavells/Legrand /IndoAsian/C&S as approved by GE.

M&L for fully Automatic star delta starter including sheet steel enclosure type MU 2F motor rating AC-3 duty 415V, 50HZ, 3Ph Relay max Range 20 -32Amps and 15.0KW and as in repairs complete all as specified and directed. Make:- L&T Cat No. SS90702 or make in Havells/Standard as approved by GE.

M & L for GI pipe heavy grade 50mm dia, cut into 3.0 mtr length including providing of threading on both sides and lowering into the existing bore well along with existing GI pipe for increasing the length of the borewell pipe as in repairs complete all as specified and directed.

Supply only Calcium Hypochlorite calcium based high strength granular chlorine having 65%-70% chlorine content packed in 45 Kgs PVC sealed container, superior quality suitable for treatment of drinking water and swimming pool (much more stable than chlorine gas, bleaching powder and sodium hypochlorite) all as specified and directed by Engr-in-Charge. Note: The brand must contain corrosion inhibitor and anti scaling agent (CIAS) to prevent damage of distribution pipelines and acessories.

Collection of drinking water samples ( Every Months) from trishul line pump ,haig line pump and carry out following test from Govt Laboratory / NABL approved laboratory complete all as specified and as directed by Engr-in-Charge . (a) Colour (Hazen units ) (b) Turbidity (NTUS) (c) Odour (d) PH at Degree celsius (e) Electrical Conductivity at 25 Degree clelsius (f) Total Dissolved (g) Alkalinity - Phenolpthalein, Total alkalinity (h) Total hardness (as sCaC03) (j) Calcium Hardness (As CaC03), (k) Magnesium hardness (as CaC03), Calcium (as Ca), Max (l) Magnesium (as Mg), Max (m) Ammonical Nitrogen (n) Nitrite (As N2), Nitrate as NO3, Sulphate as SO4, Chloride (As C1), Fluoride (As F) Max, Iron (As Fe), Max, including Bacteriological Analysis (Redidual Chlorine mg per liter, Total coliform bacteria, Faecal coliform , ESCH) complete all as specified and directed

Cutting anxious green growth/vegetation growth for cleaning out the area around transformer installations, E/M installations and four pole structure yards at ground level by cutting out roots, un wanted plants bushes and removal of the same by surface excavation not exceeding 30 cm deep average 15 cm complete

Dismantling and taking out existing old water level guage/indicator installed for 0.5 Lakh Gallon,1 Lakh Gallon 1.5 Lakh Gallon and 2.5 Lakh Gallon Overhead Tank, 0.25 Lakh Gallon, 0.16 lakh Gallon, 0.1 Lakh gallon with new water level indicator along with replacement of wire rop, roll wheel, float valve, load weight and scale of radium tape with different colour after painting with red oxide primer and enemelled paint of suitable for 0.5 Lakh Gallon to 14.5 Lakh Gallon complete all as specified and directed.

M&L for ladder for replacement of existing unserviceable ladder at OHT and underground sump as per existing specification with Cross-arms, Bracings, Supports, Clamps and Back Plates fabricated from Structural Steel Sections including Nuts, Bolts, Washer, welding, bending cold or hot, drilling holes for Bolts, in any shape or size as indicated or directed and inclusive of water proof (fully submersible capabilities ) One Coat of Aluminium Primer, One Under Coat and One Finishing Coat of Aluminium Paint, for complete all as specified and as directed.

Supply & Installation of Advance encapsulated compound based CPRI tested maintenance free, pipe in-pipe Technology upgraded (Zinc & Alloy Coated), ZINC COATED (80-100) microns with pure Zinc (99.9%) & ALLOY COATING (200-250) microns. Earthing System confirming IS 3034. The outer and inner pipe should be 48.3mm & 26.4mm 2mtrs Length, Zinc coated with additional special Alloy coating 300mm on the topside for additional protection of the Terminal. The annular space between the pipes being filled up with COMPACT FILL (CF) (Crystalline Conductive Compound). The COMPACT FILL (CF) mixture which is machine pressed in the pipes should not disintegrate or collapse when outer pipe corrodes. The inner pipe should be extended with terminals for connectivity, the job includes digging the pits and refilling the same by Baron Conductolite Back Fill compound (Ground Enhancer), the BFC should be eco friendly it should not contain environmentally hazardous material/metal having ROHS Certification from NABL accredited lab.

The earth pit should be provided with a FRP or EPCC earth pit cover for protection and safe guard of terminals. In areas where soil condition is bad, G00D EARTH i.e. BLACK COTTON OR MOISTURES NORMAL SOIL is to be arranged to fill the excavated pits by mixing the arranged soil with BFC 3 bags CONDUCTOLITE BFC for installation of earth electrode. As the earth electrode is the main component of the Earthing system which is in direct contact with the ground and thus provides a means of releasing or collecting earth leakage currents. The material should have good electrical conductivity & anti corrosion property in wide range of soil conditions. Model ASEEL 19 (Zinc & AC Coated ) (All the above given dimensions may vary ± 1 MM). OR Make “INDELEC”, “ERICO”, “MACMATE” . For installation of 2m earth electrode 1 Electrode with 3 bags BFC Conductolite to mixed with soil for lowering soil resistivity in excavated pit. 1) The buried Conductors (GI/Copper/ALM) are to be covered by 150mm thick layer of CONDUCTOLITE for additional protection of conductors & better conductivity to lower the resistivity of soil & bring down earth resistance. Note : Main earth lead beyond 7.5 metre measured and paid for separately.

sree venkateswara enterprises

M Shyam Sunder

M/s. A&T Enterprises