MECHANICAL CLEANING AND STERILIZATION OF OVERHEAD RESERVOIR AND UNDERGROUND SUMP INCLUDING REPAIRING OF SEEPAGES UNDER AGE E/M NO 1 OF GE (U) SECUNDERABAD

Amount

M&L for cleaning of under mentioned RCC over head reservoir, under ground sump/semi under ground sump of any size and any height of staging by using mechanical means and scientific cleaning by carry out the following stages of cleaning process for disinfection of surfaces:- (a) First stage is drian out the water by using exit valve or or own high capacity dewatering system. (b) Second stage is cleaning all the algae formation inside the tank by using TERBAC G10 a laboratory tested branded chemical of the company and scrubbing the walls of the tanks. (c) Third stage is fresh water cleaning by high speed jet pump with pressure 5 PSI.. (d) Fourth stage and first bacteria screening is Sterilization by using TERBAC-G5 a Laboratory certified branded halogen compound, test certificate of TERBAC-G5 from government laboratory mentioning suitability for sterilization should be submitted to the office before using for sterilization .. (e) Fifth stage is cleaning the floor of the water tank by heavy duty industrial vacuum cleaner. (f) Sixth stage is the second bacteria screening and sterilizing method by using ultra violet ray Ejector covering 360 degree with in the tank 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.Test certificate of Terbac- G65 From Government Laboratory mentioning suitability for sterilization should be submitted to the office before using for Sterilization (h) The wire mesh of ventilaters of the tank shall be replaced with new GI wire mesh.

Over head tank of 150000 Gallons capacity at 2TB , Mohidur Line , Haig Line & Kargil line.

Over head tank of 50000 Gallons capacity at Depta & Kowkoor Area.

Over head tank of 50000 Gallons capacity at Trishul Line.

Over head tank of 350000 Gallons capacity at Golf Course.

Semi under ground sump of 11000 Gallons capacity at Haig Line/Lake Line.

Semi under ground sump of 5500 Gallons capacity at various location of Haig Line/Lake Line.

Under Gound Sump of 350000 Gallons capacity at Haig Line Pump House.

Under Gound Sump of 500000 Gallons capacity at Trishul Line Pump House.

M&L for RCC Over head reservoir water proofing by Epoxy coating of any size and any height of staging by using mechanical means by carry out the following stages of water proofing by epoxy coating process for disinfection of surfaces:- (a) Cutting of the construction joints in 'V' shaped grooves. (b) Drilling of holes in the honeycomb portions. (c) Patching the entire 'v' shaped grooves with cement, admixed with quick setting compound . (d) Next the grouting is be done with Intraplast EP - a free flowing grout mix. All these operations are made from outside the Reservoir filled with water. (e) Fixing of PVC nozzles for grouting with quick setting compound admixed with cement. Inject the cement mixture with intraplast EP through the nozzle by hi pressure injection pump. (f). Now the water to be made empty and a water proofing coating to be made in 2 coats in the inner walls of the tanks with Tank Coat Epoxy Coating (Potable Water grade).

Over head tank of 150000 Gallons capacity at Kargil line.

Dismantling and taking out existing old water level guage/indicator installed for 0.5 Lakh Gallon,1 Lakh Gallon 1.5 Lakh Gallon and 3.5 Lakh Gallon Overhead Tank with old wire rop, roll wheel, float valve, load weight, replacemnt of old wire guage, wheel guage, float valve, load weight, paste the level guage scale of radium tape with different colour after painting with red oxide primer and enemelled paint of suitable for 0.5 Lakh Gallon,1 Lakh Gallon 1.5 Lakh Gallon and 3.5 Lakh Gallon O/H tank as directed.

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 Removing 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 Water treatment chemical calcium hypo Chloride 65%-70% chlorine content (calcium based granular disinfectant for water treatment, packed in 45 kg drum complete all as specified and directed.

Supply only soda ash confirming to IS complete all as specified and directed. Make for item Nos 14 to 19:- ACL/Sriram/Sree Rayalaseema/Pearl Filler or equivalent make as approved. (a) Daily consumption quantity of each item viz, Liquid ammonia, chlorine, Non ferric alum, copper sulfate, soda ash etc shall be submitted along with each RAR. Also Daily Consumption Register shall be recorded and maintained at site. (b) 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. (c) 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 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 28 to 29:- 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.

Supply only PVC insulated (FR) multi stranded copper conductor single core of size 2.5 Sqmm complete all as specified and directed. Make: Polycab/Havells/HPL/Finolex

Supply only PVC insulated (FR) multi stranded copper conductor 3 core (multicore heavy duty) of size 25 Sqmm complete all as specified and directed. Make: Polycab/Havells/HPL/Finolex

Supply only PVC insulated (FR) multi stranded copper conductor 3 core (multicore heavy duty) of size 70 Sqmm complete all as specified and directed. Make: Polycab/Havells/HPL/Finolex

Supply only PVC insulated (FR) multi stranded copper conductor 3 core (multicore heavy duty) of size 95 Sqmm complete all as specified and directed. Make: Polycab/Havells/HPL/Finolex

Supply and lay submersible copper conductor cable 1100 volts grade PVC insulated flexible, PVC sheathed with multistranded copper conductor cutting to required length connecting with necessary end ferrules / water proof joints of following size including removing the existing unserviceable cable complete all as specified and directed. Make: Polycab/Havells/HPL/Finolex

3 Core X 4 Sqmm

3 Core X 6 Sqmm

M&L earthing in replacement complete with galvanised steel earth plate electrode 60cm x60cm x6mm thick buried directly in ground earth pit not less than 2.25 mtr deep below normal ground level) with top edge of plate not less than 1.5m below ground level, connecting to the Galvanised iron earth strip 32 x 6mm dia, by means of nuts, bolts, check nuts and washer etc of galvanised iron and earth lead protected by provision of GI pipe medium grade 40mm bore from earth elelctrode to test point incl provn of concrete pit in PCC (1:2:4) type B-1 using 20mm graded stone agagregates with 40mm thick cover of RCC (1:2:4) reinforced with XPM sheet (weight not less than 4Kg/Sqm) and frame of angle iron 25 x 25 x 6mm with lugs 2 Nos and with 8mm dia MS bar handle made to shape, GI pipe medium grade 20mm bore pipe for watering perforated at bottom 1.75 mtr long placed on top edge of earth plate, common salt and charcoal filling test point with fixing arrangement, funnel, wire mesh and earth work in hard/dense soil, returning in and removal of surplus soil to a distance not exceeding 50mtr, complete all as specified in electrical plate No 3 of SSR Part I and connection to earth test point including testing on completion all as directed. Note :- Quoted rate of Item of earthing shall be deemed to includes cost of 7.5m long galvanised iron earth strip of 32 x 6mm size and protection pipe of 40mm bore GI medium grade.

Supply and fixing Aluminium strip 25X3.15mm with saddles and fixing screws etc for roof conductors and down conductors above ground.

Supply and fixing Air termination single pointed copper rod 12mm dia and 300mm long

M&L for test point terminal block made of gun metal or phosphorus bronze size 75X75X25mm drilled and screwed including 3 nos, 8mm dia 25mm long hex, head screw

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.

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 :-

2 Core X 16 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.

Excavation in trenches, n exc 1.5 m wide and 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 un-reinforced precast concrete cable covers, class LV, type-I, flat of size 250mm x 150mm x 40mm laid across in trenches for cable protection complete all as specified and directed.

S&F new generation energy saving and environmental friendly long life varsatile pressure die cast aluminium IP66 road way light fitting with high power LED as light source of capacity 60 watts with suitable drivers etc and connecting with 4.0 sqmm aluminium conductor PVC insulated twin core weather proof cable etc, fixing to wall / pole with and , fixed to Pole/Wall in any position with flat iron clamps of size 30 x 4mm including taking down old unserviceable street light fitting of any type and capacity complete all as specified and directed. Make:- Havells Cat Part No ENDURAPEARLPLUSSL60WLED757SASYTOPC or equivalent model of Philips/Bajaj.

S&F in replacement of LED flood fitting of 200W pressure die-cast aluminium body, IP 66 on existing pole with provisioning of 2 runs of cable PVC insulated single core unsheathed 1100 volts grade 4 Sqmm multistranded with aluminium conductor from ftting to junction box complete all as specified and directed. Make:- Bajaj Cat Part No BARFEG 200W or equivalent model of Philips/Havells

S&F in repairs Electronic drivers suitable for 60W LED light fittings suitable to operate on input voltage of AC 85-265 V, 50 Hz, Output DC 42-65 V, 300 MA, 0.95 PF all as directed [Make: Bajaj Cat Part No. BGD 36 185 5Y or equivalent make in HPL/Havells/ Philips]

S&F in repairs Electronic drivers suitable for 90W LED light fittings suitable to operate on input voltage of AC 100-265 V, 50 Hz, Output DC 36 V, max 350 MA, 0.95 PF all as directed [Make: Bajaj Cat Part No. BGD 36 240 5Y or equivalent make in HPL/Havells/ Philips]

S&F in repairs Electronic drivers suitable for 200W LED light fittings suitable to operate on input voltage of AC 135-265 V, 50 Hz, Output DC 36 V, max 350 MA, 0.95 PF all as directed[Make: Bajaj Cat Part No. BRFLD 120W]

Supply and fixing integral LED aviation light comprising of aluminium housing with polycarbonate enclosure luminaires of cat no 110731 of make Bajaj or equivalent make: Surya/Havells/HPL

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.

150mm bore.

200mm bore.

Supply, lay and fixing steel water tubes, medium grade, ISI marked, galvanised with all fitting laid in trenches complete all as specified and directed for following bore of pipes :-

20 mm bore.

25 mm bore.

40 mm bore.

50 mm bore.

Supply and fix gun metal gate valve, ISI marked connected with iron wheel head, screwed at both ends for iron pipes and fixed including taking down of unserviceable gate valve complete all as specified and directed for the following sizes:-

15 mm bore

20 mm bore.

25 mm bore.

40 mm bore.

50 mm 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 equivalent make in IndioAsian/Leagrand/ HPL.

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 make in IndioAsian/Leagrand/ HPL.

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.L&T Cat Part No CS81809OOOO or equivalent make in IndioAsian/Leagrand/ HPL.

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 make in IndioAsian/Leagrand/ HPL.

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 make as approved.

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.

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.

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.

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.

S&F MCCB 320 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.

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.

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.

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 or Standard.

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.

M&L for framed brackets of angles or tees with web and flanges cut to shape, drilled and countersunk for screw, including bending and welding angles, as necessary, gusset plates, riveting, etc not exc 10 kg each bracket, conforming to Fe.290, Gde-E-165 in repairs complete all as specified and directed.

M&L for Construction of brick masonry valve chamber of size 1000 x 1000 x 1000 mm (Internal dimenssions) with PCC foundation 1:4:8 type D2 using 40 mm graded stone aggregate 150 mm thick, 150 mm wide off sets allround over 100 mm thick hard core, brick masonry walls built in CM 1:6, 50 mm thick PCC 1:2:4 Type B1 coping finished even and smooth, rendering 10 mm thick in cement mortar (1:6) finished even and smooth, with out using extra cement internally and 150mm below GL externally and top of floor including excavation, earth work in hard/dense soil, 5 mm thick MS sheet cover fixed on 50 mm x 50 mm x 6 mm thick angle iron frame with hold fasts embedded in PCC coping with locking arrangement, mild steel handle and painting to steel surfaces with two coats of synthetic enamel paint over one coat of red oxide primer including disposal of surplus soil to a distance not exceeding 50 m etc complete all as specified and directed.

Collection of drinking water samples ( Every 2 Months) from trishul line pump ,haig line pump and carry out following test from Govt Laboratory of NABL approved laboratory complete all as specified and as directed by Engr-in-Charge (a) Residue free chlorinemsg /ltrs (b) Ph values (c) Turbidity (d) Iron (e) colour (f) Fluoride as F

POWER CONSTRUCTION COMPANY

M Shyam Sunder

M/S DIVIJA BUILDERS