8651MAINT AND CLEALING OF OHT GLR UG SUMP MID RISE TANKS AND CONNECTED WORKS IN EAST AND WEST AREA UNDER GE M AF JALAHALLI BANGALORE

Amount

Material and labour for dewatering cleaning of OH reservoir/UG sumps of 1,20,000 gallons capacity semi UG Sump (High Level tank) with high pressure water jet to remove all masses, algae and dirt and removal of dirty water along with sludge using sludge machine and disposal of the same to a safe distance and including scrubbing of internal surfaces using industrial vacuum machine and cleaning of walls and ceiling with special mechanized by rotary jet machines which dislodges the layers of dirt,funges struck on its surface and applying of anti bacterial sterilization spray to walls, floors and ceiling external surfaces of reservoirs and UG sumps where applicable including of vegetation growth up to from tanks and its vicinity a 10 mtr radius all as directed by Engr-in-charge:- Note:-(a) The rate coated by the contractor is deemed to include writing letters /figures (Block, Roman, Italic or Indian) n. exc 20cm high.(Date of tank cleaned in format of (DD/ MM /YY) and Capacity of Tank in Gallon) with the help of stencils.(b) The rate quoted by contractor is for cleaning of tank once in six month one time cleaning only.

All as per item No-1 above but 1,20,000 gallons capacity semi UG Sump (Low Level tank)

All as per item No-1 above but 20,000 gallons capacity over head reservoir on 12 Mtr staging (KV School Tank)

All as per item No-1 above but 75,000 gallons capacity over head reservoir on 18 Mtr staging (Umbrella Tank)

All as per item No-1 above but 1,00,000 gallons capacity over head reservoir on 18 Mtr staging (Bhatia Tank)

All as per item No-1 above but 50,000 gallons capacity over head reservoir on 18 Mtr staging (Prasad enclave Tank).

All as per item No-1 above but 2,00,000 gallon capacity UG Sump (Ayyappa Temple)

All as per item No-1 above but 10,000 gallon capacity UG Sump (CE Complex Pump House)

Material and labour for preparation of old painted external surface by brooming down, scrubbing with steel wire brush, scraping distempered and painted surface apply one coat of cement base paint for the following reservoirs/Ground level/under ground sumps all as specified of capacity 120000.00 gallons(High Level tank)

All as per item No-9 above but 1,20,000 gallons capacity semi UG Sump Low Level tank)

All as per item No-9 above but 20,000 gallons capacity over head reservoir on 12 Mtr staging(KV School Tank)

All as per item No-9 above but 75,000 gallons capacity over head reservoir on 18 Mtr staging (umbrella Tank)

All as per item No-9 above but 1,00,000 gallons capacity over head reservoir on 18 Mtr staging (Bhatia Tank)

All as per item No-9 above but 50,000 gallons capacity over head reservoir on 18 Mtr staging (Prasad enclave Tank).

All as per item No-9 above but 2,00,000 gallon capacity UG Sump (Ayyappa Temple)

All as per item No-9 above but 10,000 gallon capacity UG Sump (CE Complex Pump House)

Material and labour painting of rising/distribution main, washout, over flow with arrow marked after preparation of good painted CI pipe 100 mm to 250 mm bore of any description and spray painting with two coats of synthetic enamel paint over one coat of red oxide zinc chrome primer incl cleaning, stopping and rubbing down and removing all drops, dirt's etc. Note:-All arrangements for painting of any of pipe lines shall be arranged by the contractor and rate quoted as deemed in over all quoted rates.

Material and labour for dewatering cleaning of static water tank of 15,000 gallons capacity at Near synthetic ground CTI with high pressure water jet to remove all masse,algae, dirt and removal of dirty water along with sludge machine and disposal of the same to a safe distance and including scrubbing of internal surfaces using industrial vacuum machine and applying of anti bacterial sterilization spray to walls, floor and external surface of static water tank where ever applicable all as directed by Engr in charge.

All as per item No-18 above but 20,000 gallons capacity at Near stn CTI Arjun Hall

All as per item No-18 above but 20,000 gallons capacity at Near Out gate at CTI

All as per item No-18 above but 10,000 gallons capacity Near Armoury shop at CTI.

All as per item No-18 above but 15,000 gallons capacity Near Old Pump House at CTI.

Supply and provide disinfectant chlorination chemical Calcium Hypochlorite ( Ca(CIO)2 ) dry, free flowing, low dusting, consistent white granules (or powder) and without hard lumps or impurities in 40-45 kgs container having > 65% chlorine content by mass , stability of chlorine content does not lose more than 1/15th of available chlorine on heating at 100°C +/-2°C for two hours, water insoluble matter should having < 6% by mass , calcium Hydroxide ( Ca(OH)2) substance should not exceed 4% by mass, free from Heavy metal concentration (Arsenic, Lead, Cadmium, Mercury, etc...) and Sodium chloride ( NaCl) substance not exceeding 15% by mass, Toxic and undesirable substance should be within the specified level confirming to IS 10500(2012) including loading & unloading at site complete all as directed.

Supply only Ortho-toluidine chlorine solution in packing of 100 ml bottles for testing of chlorine contents in water.

Supply and fixed in repairs chlorine testing kit stand type complete all as specified and directed.

Supply and fixing in repairs 25 mm dia Unplasticiced PVC Pipes of pressure rating of pressure rating 10kgf/cm² fixed complete to wall, ceilings or in floors etc,any type of pipe.

All as per item No-26 but 20 mm dia pipe

Supply and fixing in repair UPVC Gate Valve of size 25 mm dia , ISI marked.

Supply and fixing in repair UPVC Gate Valve of size 20 mm dia, ISI marked.

Taking water sample from the location as decided by the Engr-in-charge and get tested for all desired parameter of water through a NABL approved lab complete all as specified and directed.

Taking up or down existing GI steel tubing from wall/ceiling/floor/trenches of size 80 mm bore and removing to stores include disconnection of fittings from tubing where reqd complete all as specified and directed. Note : Excavation & earth work will be measured and paid for separately

All as per item no 31 above but of size 50 mm bore.

Supply & Laying in repairs GI tubing medium grade of size 80 mm bore with all fittings laid in trenches complete including cutting and threading all as required at site complete all as specified directed.

All as per item no 33 above but of size 50 mm bore.

Supply and fixing in repair Sluice valve of size 80 mm dia CI body, both ends flanged duly drilled, ISI marked with IS-14846-2000, PN-1.6 having Stainless Steel spindle and check nut including operating wheel cap, fixing with new nuts, bolts, washers and rubber insertion/ packing complete all as specified and directed.

All as per item no 35 above but of size 100 mm bore.

All as per item no 35 above but of size 150 mm bore.

All as per item no 35 above but of size 200 mm bore.

Supply and fixing in repairs gun metal gate valve ISI marked with iron wheel head, screwed both ends for iron pipe of size 50 mm bore including taking down the unserviceable existing ones complete all as specified and directed.

Cutting the existing road/hard standing/chequered cement concrete tiling/PCC floorinf etc, not exceeding 50 CM wide and 50CM depth, for laying CI/GI/DI pipe line complete all as specified and as directed.

Material and labour for PCC 1:3:6 type C1 using 20 mm graded stone aggregate for Making good or where required for the road/hard standing/chequered cement concrete tiling/PCC floorinf etc, including necessary form work to exposed surfaces finished smooth and even complete all as specified and as directed.

Supply and fixing in repairs U/S foot valve cast iron of size 150 mm bore including rubber insertion, packing material, nuts, bolts, and washer with suitable new one all as specified and directed

All as per item No 42 but of size 80 mm bore.

Material and labour for Cement concrete in foundations, filling and mass concrete PCC 1:2:4 foundation B-2 type for repair of valve pit chamber.

Demolition of Brickwork or precast concrete block walling including wall quoins, arches, pillars, etc, but excluding ashlar facings, dressed stone work and concrete articles built in cement mortar complete all as specified or directed.

Material and labour for Pre-cast cement concrete block masonry with solid blocks, exc. 10 cm in width and setting in mortar, complete made out of Precast cement concrete of Type C1 1:3:6 (20 mm graded aggregate) (with plain or interlocking joints as directed) setting in cement mortar 1 : 4 , complete, in walls all as specified and directed by Engr-in-charge.

Material and labour for Rendering 10 mm thick on fair faces of brick work or concrete surface cement plaster with the ratio of 1:6 finished even and smooth (without using extra cement).

Providing, cement concrete in roof kerbs or mud stops, rounded or chamfered on edges , in lintels up to 1.5m clear span, cills, steps; seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings up to 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs not provided for in Item 04028, water troughs and the like including weathering, slightly rounded or chamfered angles and throating, as directed

Dismantling structural steel work including doors, gates but excluding framed truss etc.

Supply and fixing 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.. n exc 10 kg each brackets, conforming to Fe.290.Gde-E-165 (Brackets over 10 kg each to be measured under 'Structural Steel for fabrication of valve pit chamber, raising main support and motor foundation supports etc.

Material and labour for Painting with two coats of synthetic enamel paint over coat of zinc chrome on surfaces of any description, over 10cm in width or girth, not otherwise described

Material and labour for dewatering Cleaning of OH reservoir / underground sumps with high pressure water jet to remove all masses, algae and dirt and removal of dirty water along with sludge using sludge machine and disposal of the same to a safe distance and including scrubbing of internal surfaces using industrial vacuum machine and applying of anti bacterial sterilization spray to walls, floors and ceilings including filling of cracks and pot holes with micro concrete cement mix complete all as directed by Engr-in-Charge for a) 2,00,000 gallons capacity GLR (Range pump house) Note for item No 52 to 61: (a) The Rate coated by the contractor is deemed to include provision stickering/Painting of date of cleaning on the existing surface in White or Black colour and size as per existing font. (Date of Tank Cleaned in format of (DD/MM/YY) (b) The Rate quoted by contractor includes all required consumables, tools and plant.

All as per Sl Item No 52 here-in-before but 1,50,000 gallons capacity GLR (GLR 1 & 2 Double tank)

All as per Sl Item No 52 here-in-before but 50,000 gallons capacity GLR (Range pump house)

All as per Sl Item No 52 here-in-before but 25,000 gallon capacity GLR (Double tank 168 WO)

All as per Sl Item No 52 here-in-before but 1,50,000 gallons capacity overhead reservoirs (Bhatiya Tank, IMH Area and "E&ITI Tank inner & outer")

All as per Sl Item No 52 here-in-before but 2,50,000 gallons capacity over head reservoirs ( ETI Tank inner & outer)

All as per Sl Item No 52 here-in-before but 25,000 gallons capacity over head reservoirs ( MAP, 54 Civ, 168 WO)

All as per Sl Item No 521 here-in-before but Static water Tank of capacity 15,000 Gallon ( ETI )

All as per Item No 52 here-in-before but Static water Tank of capacity 20,000 Gallon ( E & ITI )

All as per Item No 52 here-in-before but Static Water Tank at SSC 10,000 Gallon

Material and labour for preparation of old painted external surface by brooming down, scrubbing with steel wire brush, scraping distempered and painted surface apply one coat of cement base paint for the reservoirs / Ground level / under ground sumps / RCC Tanks all as specified for a) 2,00,000 gallons capacity GLR (Range pump house) Note :. The rate coated by the contractor is inclusive of painting to Railing and Handle / Steel structure / Ladder with one coat of synthetic enamel black paint

All as per Sl Item No.62 here-in-before but 1,50,000 gallons capacity GLR (GLR 1 & 2 Double tank)

All as per Sl Item No.62 here-in-before but 50,000 gallons capacity GLR (Range pump house)

All as per Sl Item No.62 here-in-before but 25,000 gallon capacity GLR (Double tank 168 WO)

All as per Sl Item No.62 here-in-before but 1,50,000 gallons capacity overhead reservoirs (Bhatiya Tank, IMH Area and "E&ITI Tank inner & outer")

All as per Sl Item No.62 here-in-before but 2,50,000 gallons capacity over head reservoirs ( ETI Tank inner & outer)

All as per Sl Item No.62 here-in-before but 25,000 gallons capacity over head reservoirs ( MAP, 54 Civ, 168 WO)

All as per Sl Item No.62 here-in-before but Static water Tank of capacity 15,000 Gallon ( ETI )

All as per Sl Item No.62 here-in-before but Static water Tank of capacity 20,000 Gallon ( E & ITI )

All as per Sl Item No.62 here-in-before but Static Water Tank at SSC 10,000 Gallon

Material and labour for two coats of synthetic enamel paint over coat of primer writing letters with in block letters n.exc 30 cm high with skilled labour

Material and labour for two coats of synthetic enamel paint writing arrow marks showing direction of water flow in CI pipes of any size up to 40 cm long all as directed at site.

Material and labour for Framed work such as grills, gratings, railing of ladder for OH Tank etc.. with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work con- forming to Fe.290.Gde-E-165

Material and Labour to mechanical water type indicator in repair by replacing brass ball valve with high pressure polythene float, greasing and repairing to pullies and replacement of steel wire rope all as directed by Engr-in-charge at site including taking down unserviceable water level indicator

Material and labour for Chemical analysis of water of Double Tank, Range Pump house,ETI OHT,E&ITI OHT,IMH Area OHT,54 Civ Qtr OHT from any Govt lab or any lab authorised by central/state govt for chemical analysis. The following test should be carried out :- (a) pH value, Turbidity as NTU,Max,TDS, Aluminium mg/L,Total ammonia mg/l,Ca mg/l,Cl mg/L,Cu mg/l,Residual chlorine mg/L,Fe mg/L,Mg,mg/L,No3 mg/L,Ag mg/L,Sulphate mg/L,Sulphide mg/L,Total Hardness mg/L,Lead mg/L,Mercurt mg/L,Total Arsenic mg/L,Total Chromium mg/L,E-Coli or Thermotolernt Coliform, Note:- Contractor should collect the water sample and submit the test result to Engr -in- charge

Supply and fixing Stainless steel wire cloth 0.36mm nominal dia of wire and average width of aperture 1.40mm and fixed with stainless steel wire staples on overhead water tank

Supply and fixing in replacement of Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed of size 50 mm.

Supply and fixing replacement of Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed of size 25 mm.

Supply and Fix in Replacement of PVC Tank cover , threaded or hinged type as per existing cover Size including binding/secure the cover with GI wire all as specified and directed

Supply and fixing in replacement of 20 mm bore Ball/float valves high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe and fixed. (Minimum weight 15mm 142 gms/ 20 mm - 210 gms . / 25mm-455gms/ 40mm - 690 gms) for following bores all as directed

All as per Sl Item No.81 here-in-before but 25 mm bore

Water yield test of existing borewell of any depth up to 300 mtr by using 90 Degree 'V' Notch or any other suitable authorised method though authorised dealer by using testing pump set and submitting the result of water availability per hour including taking out submersible pump from bore well carefully by disconnecting electric connections and reinserting the same after cleaning, oiling, greasing and make electric connections complete with testing and commissioning all as specified and directed by Engineer-in-Charge

TANCARE HYGIENE AND HEALTH CARE

G.M.R.& CO