REPAIR/RECTIFICATION OF DAY TO DAY COMPLAINTS OF EXTERNAL WATER SUPPLY SYSTEM INCLUDING REPAIR/REPLACEMENT OF CI/DI/GI PPR PIPE LINE NETWORK, SLUICE VALVES, VALVE PIT CHAMBERS AND CONNECTED WORKS AT VARIOUS LOCATIONS UNDER AGE E/M NO II OF GE (U) SEC

Amount

Repair/rectification of leakages to water supply distribution lines 15 mm bore to 25 mm bore GI/PPR tubing with provision of necessary excavation, cutting of hard standing, returning and filling in as required, tightening of loose joints of union, elbow, sockets etc, threading if required including replacement of GI unions/sockets/nipples as required at site complete all as specified and directed.

All as per item No 1 above but for GI tubing 40 mm bore to 50 mm bore

All as per item No 1 here-in-before but for GI tubing 80 mm bore to 100 mm bore.

Attending routine complaints of external water supply including rectification of minor defects by taking down of existing GI/PPR tubing up to 25 mm bore, cutting/threading and making joints and cleaning for any blockages, opening of float valve of service tanks, cleaning and fixing the same in its position, replacement of jumper valve/ packing sheet of gate valve and including replacement of GI unions/sockets/nipples etc as required at site complete all as specified and directed.

All as per item No 4 above but for GI tubing 40 mm bore to 50 mm bore.

Attending complaints of BLOCKAGE OF WATER PIPE LINES / NO WATER SUPPLY AT ANY kind of ACCOMODATION ( MARRIED / OTM/ single / multi story building), IDENTIFY THE FAULTS including rectification by taking down of existing GI/PPR tubing up to 80 mm bore, cutting/threading and making joints and cleaning for any blockages, opening of float valve of service tanks, cleaning and fixing the same in its position, replacement of valve/ packing sheet of gate valve and including replacement of GI unions/sockets/nipples etc as required at site TO RESTORE WATER SUPPLY complete all as specified and directed. Notes for Sl item No 1 to 6 :- (a) The contractor will be allotted complaints at MES complaint cell on requirement basis on all working days including Sundays and holidays and sufficient tradesman / resources will be deployed by him/her for completion of day to day complaints within 12 hours from the time of reporting. Any delay beyond above mentioned time limit without intimation of genuine cause, penalties will be recovered twice of the quoted rate for each un-attended complaint. (b) A detailed log book of complaints with completion/non-completion remarks from users/MES will be maintained by the contractor and the same will be updated on daily basis in consultation with JE E&M/Engr-in-Charge. (c) The contractor will make suitable arrangement for emergency complaints and will notify authorised representative/Engr-in-Charge about extraordinary circumstances for probable non-completion or delay in rectification of complaints beyond stated time limit set for disposal of complaint. In case of any dispute the decision of accepting officer will be final and binding in this regard.

(d) The contractor will intimate MES authority well in advance if electric shutdown is required during rectification of complaints. (e) The quoted rate is deemed to be inclusive of transportation and other expenses required for the resource deployment at the complaint site around scattered Military station at Secunderabad. (f) The contractor will maintain location wise record of each spare/fittings utilized as per inventory format given by AGE E/M, Secunderabd and the same shall be submitted to E/M No II store yard on requirement basis. (g) The stationery required for the job work such as complaint slip books, gate pass book, job card and T&P shall be arranged and maintained by the contractor. (h) The cost of excavation / earth work above 1 CUM measured and paid separately under relevant items. j) Contractor is responsible for repair/replacement of any damages to the existing structures, Under Ground HT/LT/OFC Cables etc during the course of execution. (k) Spares/GI fittings required to be replaced and shall be measured and paid separately under respective items.

Rectification of leakages in pumping /delivery lines(CI/DI/PPR/MS) of size 80 mm to 100 mm at Military area / Military Roads /civil Roads /PWD Roads /Cantt board roads by taking necessary permission from respective authorities by excavating PCC/RCC/pavement/soft & hard soil/rock of any depth by using necessary T&P(Excavator/hammer drill)as per the requirement, De-watering from the trenches by using pump sets, rectification of leakages, fixing of CI/ DI specials such as collars, bends/tail pieces, any type of gasket , welding work etc as required to arrest the leakages completely and making joints, filling the trenches , site clearances and PCC at the top portion as required complete all as specified and as directed. Note:-(i)CI specials, lead Joints, D-Joints, Clamp joints, DI/CI Pipe etc shall be measured and paid under respective items of BOQ. (ii) Excavation and PCC will be measured and paid separately under relevant items.(iii) rate of any kind of gasket and Lead joint, necessary barrication for safety of worker etc as required , deemed to be included in the quoted rate.(iii) rate of any kind of gasket and necessary barrication for safety of worker etc as required , deemed to be included in the quoted rate.(iv) The contractor is responsible for obtaining the approval from Police Department for Traffic Diversion and related works if required in consultation with the MES department if required.(v) Contractor is responsible for repair/replacement of any damages to the existing structures, Under Ground HT/LT/OFC Cables etc during the course of execution.

Rectification of leakages in pumping /delivery lines(MS/CI/DI/PPR) of size 150 mm to 400 mm at Military area / Military Roads /civil Roads /PWD Roads /Cantt board roads by taking necessary permission from respective authorities by excavating PCC/RCC/pavement/soft & hard soil/rock of any depth by using necessary T&P(Excavator/hammer drill)as per the requirement , De-watering from the trenches by using pump sets, rectification of leakages, fixing of CI/ DI specials such as collars, bends/tail pieces, any type of gasket , welding work etc as required to arrest the leakages completely and making joints, filling the trenches , site clearances and PCC at the top portion as required complete all as specified and as directed. Note:- (i)CI specials, lead Joints, D-Joints, Clamp joints, DI/CI Pipe etc shall be measured and paid under respective items of BOQ. (ii) Excavation exceeding 2 CUM and PCC will be measured and paid separately under relevant items. (iii) rate of any kind of gasket and necessary barrication for safety of worker etc as required , deemed to be included in the quoted rate. (iv) The contractor is responsible for obtaining the approval from Police Department for Traffic Diversion and related works if required in consultation with the MES department if required. (v) Contractor is responsible for repair/replacement of any damages to the existing structures, Under Ground HT/LT/OFC Cables etc during the course of execution.

M&L for attending break down of water supply pipe line at Military area / Military Roads /civil Roads /PWD Roads /Cantt board roads and repair s to CI/DI/PPR/MS water mains of size 80 mm to 300 mm bore at a given notice including necessary excavation in mud, in any type of soil , PCC,RCC, hard rock etc by manual or using special T&P such as JCB etc. De-watering from the trenches by using pump sets, rectification of leakages, fixing of CI specials such as collars, bends/tail peaces etc and making joints complete all as specified and as directed including making good of disturbed surfaces. Note:- (i)CI specials, lead Joints, D-Joints, Clamp joints, DI/CI Pipe etc shall be measured and paid under respective items of BOQ. (ii) Excavation and PCC will be measured and paid separately under relevant items. (iii) Rate of any kind of gasket and necessary barrication for safety of worker etc as required, deemed to be included in the quoted rate. (iv) The contractor is responsible for obtaining the approval from Police Department for Traffic Diversion and related works if required in consultation with the MES department if required. (v) Contractor is responsible for repair/replacement of any damages to the existing structures, Under Ground HT/LT/OFC Cables etc during the course of execution (vi) In case of any kind of breakdown contractor should be intimated over Telephone and contractor should attend the complaints with minimum reaction time .

Excavation in trenches not exceeding 1.5 m width and not exc 1.5 m in depth and getting out in hard/dense soil for removing/laying of pipe line complete all as specified and directed.

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exc 25 cm in any type of soil 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.

Taking up or down steel tubing and connections, including cleaning the pipes free from scaling for re-fixing or removal complete with all fittings and connections of the following sizes :-

15 mm dia

20 mm dia

25 mm dia

40 mm dia

50 mm dia

80 mm dia

Refixing of old steel tubing and connection in new or old position including cutting threads if required, fittings with old/new bends, elbows, socket, nipple, tapers, and reducers etc as per site requirement and laid in trenches and testing for leakages complete all as specified and directed for the following sizes:-

15 mm dia

20 mm dia

25 mm dia

40 mm dia

50 mm dia

80 mm dia Notes for item No 14.01 to 14.06 :- (a) Excavation and Earth work shall be measured and paid separately.

Refixing of old steel tubing and connection in new or old position including , cutting threads if required, fittings with old/new bends, elbows, socket, nipple, tapers, and reducers etc as per site requirement and laid in floors, walls and ceilings and testing for leakages complete all as specified and directed for the following sizes:-

15 mm dia

20 mm dia

25 mm dia

40 mm dia

50 mm dia

Supply and laying steel water tubing medium grade, galvanised with all fitting, laid in trenches and testing for leakages complete all as specified and directed for the following sizes:-

15 mm dia

20 mm dia

25 mm dia

40 mm dia

50 mm dia

80 mm dia Notes for item No 16.01 to 16.06 :- (a) Excavation and Earth work shall be measured and paid separately.

Supply and laying steel water tubing medium grade, galvanised with all fitting, fixed to wall and ceilings or laid in floor and testing for leakages complete all as specified and directed for the following sizes:-

15 mm dia

20 mm dia

25 mm dia

40 mm dia

50 mm dia

Taking up or down PPR pipe and connections, including cleaning the pipes free from scaling for for re-fixing or removal complete with all fittings and connections of the following sizes :-

32 mm dia

63 mm dia

Refixing of old PPR Pipe and connection in new or old position including fittings with old/new bends, elbows, socket, nipple, tapers, and reducers etc as per site requirement and laid in trenches and testing for leakages complete all as specified and directed for the following sizes:-

32 mm dia

63 mm dia Notes for item No 19.01 to 19.02 :- (a) Excavation and Earth work shall be measured and paid separately.

Refixing of old PPR Pipe and connection in new or old position including fittings with old/new bends, elbows, socket, nipple, tapers, and reducers etc as per site requirement and laid in floors, walls and ceilings and testing for leakages complete all as specified and directed for the following sizes:-

32 mm dia

63 mm dia

Supply, laying and testing of polypropylene random copolymer (PP-R) (PN-10-SDR-11) 3 layer pipes ISI marked as per IS-15801, UV stabilized and anti microbial fusion welded having thermal stability for hot and cold water supply all PPR plain and brass thread polypropylene random fittings laid in trenches of following sizes including all fittings.

32 mm dia

63 mm dia Notes for item No 21.01 to 21.02 :- (a) Excavation and Earth work shall be measured and paid separately.

Supply, laying and testing of polypropylene random copolymer (PP-R) (PN-10-SDR-11) 3 layer pipes ISI marked as per IS-15801, UV stabilized and anti microbial fusion welded having thermal stability for hot and cold water supply all PPR plain and brass thread polypropylene random fittings fixed complete to walls, ceilings or in floors etc of following sizes including all fittings.

32 mm dia

63 mm dia

Taking up unserviceable/ defective CI/DI/MS/PPR water mains (including all fitting ) with spigot/ socketed / flanged ends including disconnecting pipes and fittings in any position complete all as specified and directed for the following sizes:-

80 mm Dia

100 mm Dia

150 mm Dia

200 mm Dia

Refixing of old CI/DI/MS Pipe and connection in new or old position including fittings with old/new bends, elbows, socket, nipple, tapers, and reducers etc as per site requirement and laid in trenches and testing for leakages complete all as specified and directed for the following sizes:-

80 mm dia

100 mm dia

150 mm dia

200 mm dia Notes for item No 24.01 to 24.05 :- (a) Excavation and Earth work shall be measured and paid separately.

S&F ductile iron pressure pipes, class K7, centrifugally cast with spigot and socket ends as per following conforming to IS 8329/2000 with cement mortar lining inside the pipes with outside zinc coating suitable for push-on-joint (rubber gasket D jointing) in any length including DI specials as required at site confirming to IS 8329/2000 and all jointing materials and making good for disturbed surfaces of roads, path ways etc while laying the pipe line at site, site clearance for the route of pipe line, welding, cutting the existing CI/DI/MS pipe line of any size up to 400 mm dia for inserting branch connections etc complete all as specified and directed for the following sizes:- Notes:- (a) Quoted rates inclusive of Push on Joints / D-Joints as required (b) The contractor is responsible for obtaining the approval from Police Department for Traffic Diversion and related works if required in consultation with the MES department if required. (c) Contractor is responsible for repair/replacement of any damages to the existing structures, Under Ground HT/LT/OFC Cables etc during the course of execution.

100 mm Dia

150 mm Dia

200 mm Dia Notes for 25.01 to 25.03 Excavation and earth work shall be measured and paid separately

Cutting existing CI pipe line for insertion of new tees, collars for branch connections complete all as specified and directed for the following sizes:- Note: CI /DI specials, Joints and Earth work shall be measured and paid separately under relevant items of this schedule.

80 mm Dia

100 mm Dia

150 mm Dia

200 mm Dia

Supply only GI fittings 15 mm bore, medium grade, ISI marked, smooth finished and make embossed on fittings complete all as specified and directed for the following fittings:-

Union

All equal Tee

Socket

Nipple 75mm Long

Nipple 100mm Long

Nipple 150mm Long

Elbow

All as per item No 27 above but for 20 mm bore.

Union

All equal Tee

Reducer Tee 20 x 20 x 15 mm

Socket

Reducer Socket 20 x 15 mm

Nipple 75mm Long

Nipple 100mm Long

Nipple 150mm Long

Reducer Elbow 20 x 15 mm

Elbow

All as per item No 27 above but for 25 mm bore.

Union

All equal Tee

Socket

Reducer Socket 25 x 20 mm

Reducer Socket 25 x 15 mm

Nipple 75mm Long

Nipple 100mm Long

Nipple 150mm Long

Elbow

Reducer Elbow 25 x 20 mm

Reducer Elbow 25 x 15 mm

Reducer tee 25mm x 25 mm x 20mm

Reducer tee 25mm x 25 mm x 15mm

All as per item No 27 above but for 40 mm bore.

Union

All equal Tee

Socket

Reducer Socket 40mm x 25 mm

Nipple 75mm Long

Nipple 100mm Long

Nipple 150mm Long

Elbow

Reducer elbow 40mm x 25mm

Reducer tee 40mm x 40mm x 25mm

Reducer tee 40mm x 40mm x 20mm

Reducer Socket 40mm x 20 mm

Reducer elbow 40mm x 20mm

All as per item No 27 above but for 50 mm bore.

Union

All equal Tee

Socket

Nipple 75mm Long

Nipple 100mm Long

Nipple 150mm Long

Reducer Socket 50mm x 40mm.

Reducer Socket 50mm x 25mm.

Elbow

Reducer elbow 50mm x 40mm

Reducer elbow 50mm x 25mm

Reducer tee 50mm x 50 mm x 40mm

Reducer tee 50mm x 50 mm x 25mm

Reducer tee 50mm x 50 mm x 20mm

All as per item No 27 above but for 80 mm bore.

Union

All equal Tee

Socket

Reducer Socket 80mm x 50mm.

Reducer Socket 80mm x 40mm.

Nipple 75mm Long

Nipple 100mm Long

Nipple 150mm Long

Elbow

Reducer elbow 80mm x 50mm

Reducer elbow 80mm x 40mm

Reducer tee 80mm x 80mm x 50mm

Reducer tee 80mm x 80mm x 40mm

Supply and fix in replacement of unserviceable Gun metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipes and fixed complete all as specified and directed for the following sizes:-

15mm dia bore

20mm dia bore

25mm dia bore

40mm dia bore

50mm dia bore

80mm dia bore.

Supply and fix in replacement of unserviceable ball brass valves, high pressure with polythene float and fly nut alongwith socket/reducer of suitable size, screwed for iron pipe or brass ferrule and fixed complete all as specified and directed for the following sizes:-

20mm dia bore

25mm dia bore

M&L for Arresting leakages of sluice valves by replacing Gland packing, gland bush, gland flange, nut bolts, gasket, packing material as required after dismantling in existing position including testing on completion complete all as specified and directed for the following sizes:- Note: Quoted rates inclusive of the materials mentioned above like Gland packing, gland bush, gland flange, nut bolts, gasket, packing material etc as required to arrest the leakages.

80 mm Dia

100 mm Dia

150 mm Dia

200 mm Dia

S&F CI / DI specials such as bends (any type, radius or angle) tapers any type (Straight, bend, increase, decrease or double socket etc) tee pieces, single 'Y' branch, double branch cross (all sockets, socket and spigots, collars, cap plugs etc up to 150 mm bore complete all as specified and directed.

All as per item No 36 above but for 200 mm bore to 300 mm bore.

Burning out lead joint in position for following sizes of CI/DI pipe, removing old lead complete all as specified and directed :-

80 mm Dia

100 mm Dia

150 mm Dia

200 mm Dia

M&L for run lead joint for CI pipe/DI pipe including spun yarn etc for spigot and socket pipes and fittings complete all as specified and directed for the following bore of pipes:-

80 mm Dia

100 mm Dia

150 mm Dia

200 mm Dia

S&F in repairs CAST IRON OR DUCTILE IRON MECHANICAL COUPLING / MECHANICAL JOINT / D JOINT heavy duty INCLUDING ALL JOINTING MATERIAL , ISI marked, split type with long collar, suitable rubber rings, bolts, nuts and washers etc suitable for MS/CI/DI/GI /PVC pipes of following sizes AS REQUIRED FOR REPAIRING OF ANY KIND OF LEAKAGES COMPLETE all as specified and as directed:- Notes:- (a) Excavation and Earth work shall be measured and paid separately. (b) Quoted rate inclusive of cutting of any kind of pipes and all ITEMS as required for fixing and proper functioning of Joints. (c) Quoted rate is deemed to be inclusive of necessary T&P for cutting the pipe line, Pump sets for De-watering, JCB for Excavation (if required) etc and no extra payment shall be admissible on this account.

80 mm Dia

100 mm Dia

150 mm Dia

200 mm Dia

Supply and fixing in replacement of DI D/F Gate valve (Soft Sealed) Resilient Seated Soft Sealing gate valves( Sluice valves RAISING TYPE ) with body bonnet of ductile cast iron of grade GGG-40/SG- 400/15 or GGG-50/SG-500/7 or equivalent grade as per IS 3896 - Part 2- 1985 and subsequent revisions, Wedge fully rubber lined with EPDM Food grade quality and Seals of NBR and the valve should be vacuum tight and 100 % leak proof with face to face dimension as per BS 5163-89/IS 14846-2000/DIN 3202 F 4. and Valves should be electrostatic powder coating both inside and outside pocket less body passage class PN 1.6 including all jointing materials ( Gasket , Nut bolts etc) connecting and testing complete all as specified and directed. Note : OLD SERVICEABLE VALVES TO BE DEPOSITED TO the DEPARTMENT store FOR FURTHER USE as directed by Engr-In-Charge)

100 mm Dia

200 mm Dia

Cutting the existing road of any kind straight by manual, depth and width not less than 30 cm for pipes up to 100 mm dia and 60 cm for pipes from 150 mm to 150 mm dia and 75 cm for pipes above 400 mm dia and filling back with excavated soil up to 75 % road portion and 25 % shall be made with cement concrete 1:2:4 type B1 (using 20 mm graded stone aggregate complete all as specified and directed.

M&L for Construction of new PCC solid Masonry valve chamber of size 1500 X 1500 X 1500 mm (Internal dimensions) with PCC foundation 1:4:8 type D2 using 40 mm graded stone aggregate 150 mm thick 150 mm wide off sets around over 100 mm thick hard core , 200 mm thick PCC solid block 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, without using extra cement internally including top of floor including excavation earth work in hard/Dense soil 3 mm thick MS sheet cover fixed on 40 mm X 40 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 primer including disposal of surplus soil to a distance not exceeding 50 m etc complete all as specified and directed.

Supply and fixing SFMC PP-R Pipe fittings and accessories 32 mm bore, smooth finished and make embossed on fittings complete all as specified and directed for the following fittings:-

Reducer Socket 32 x 25 mm

Socket

All equal Tee

Union

Gate Valve

All as item No 49 above but 63 mm bore :-

Reducer Socket 63 x 32 mm

Socket

All equal Tee

Reducer Tee 63 x 63 x 32 mm

Union

Gate Valve

M&L for road crossing/drain crossing by adopting trench less tunneling work through specified pipe jacking method by erecting the equipment to true to the alignment and gradient by hydraulic pipe jacking technique complete including tunneling, excavation in any type of soils including hard rock, TO CROSS WATER PIPE LINE UP TO 200 mm dia in any length including jointing materials and necessary conveyance charges of machinery and other required materials in co-ordination with the concerned authorities complete all as specified and as directed INCLUDING MAKING GOOD OF DISTURBED SURFACE. NOTE: Pipe will be measured and paid separately under relevant items.

M&L for replacement of cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including welding, bending cold or hot, drilling holes for hinged, in any shape or size as indicated for valve chamber top cover, 4 mm thick MS sheet cover fixed on 40 mm X 40 mm X 6 mm thick angle iron frame with locking arrangement, mild steel handle, and painting to steel surfaces with two coats of synthetic enamel paint over one coat of primer including disposal of surplus soil to a distance not exceeding 50 m etc complete all as specified and directed.

M&L for painting of water distribution header including all control valves and all exposed pipe of any size by using synthetic enamelled spray painting after scrapping /cleaning complete all as directed .

S&F in replacement of Ultrasonic Level meter Range 0- 20 M with following specifications : Wire : Two wire system Structure : Remote version Process pressure : +/- 0.1 Mpa Resolution : 3 mm or 0.1 % Signal output : 4-20 mA Power supply : DC 20 V - 32 V >/= 30 mA Transmitter material : Aluminium alloy Display : Remote display with 25 m cable to the ground display Protetion grade : Transmitter IP 65 , Sensor IP 68 Measurement cycle : 1.5 sec Temperature range : Transmitter : - 20 to + 60 deg C Sensor : - 20 to + 80 deg C 4G / GPRS wireless modem power adapter for wireless modem sim card annual charges cloud software for networking charges annual cloud charge for modem Erection , installation , commissioning extra for each sensor Flange for ultrasonic sensor Digital Isolator for 4G modem All other accessories , civil works , cables and power supply Note: Complete system shall be warratied with 24 hrs rectification for any non functioning for a peroid of 1 year replacement warranty..

Repairing of Sluice valves raising / non raising types after dismantling the same by replacing stem , gate/ disc , stuffing box, Seat, Gland packing, gland bush, gland flange, nut bolts, gasket, packing material, threading , welding as required for proper functioning of Sluice valves complete all as directed. Note: Quoted rates inclusive of all the materials mentioned above like stem, gate/ disc, Seat stuffing box Gland packing, gland bush, gland flange, nut bolts, gasket, packing material etc as required for proper functioning of the valves

80 mm Dia

100 mm Dia

150 mm Dia

200 mm Dia

Supply and lay Pipes MS black ERW Steel including specials having nominal dia 100 mm of thickness 6.0 mm as per IS 3589 - 2001, Grade - 330 with plain ends and specials by welding, leak testing of line laid in trenches / floors/ walls /ducts complete all as specified and directed. Note: Quoted rate is inclusive of supply and fixing of flange of suitable size as required, bends,welding and cutting etc as required for fixing of pipe .

Supply and lay Pipes MS black ERW Steel including specials having nominal dia 150 mm of thickness 6.0 mm as per IS 3589 - 2001, Grade - 330 with plain ends and specials by welding, leak testing of line laid in trenches / floors/ walls /ducts complete all as specified and directed. Note: Quoted rate is inclusive of supply and fixing of flange of suitable size as required, bends,welding and cutting etc as required for fixing of pipe .

Supply and lay MS black tubing ERW welded including specials , having outside dia of 212 mm and 6 mm thick ISI marked conforming to IS 3589 - 2001 with plain ends complete including connecting of MS pipes and specials by welding, leak testing of pipe line laid in trenches / floors / walls / ducts complete all as specified and as directed by the Engineer-in-charge. Note: Quoted rate is inclusive of supply and fixing of flange of suitable size, bends as required , welding and cutting etc as required for fixing of pipe .

Supply only sodium Hypochlorite having 10%-12% available chlorine content in liquid from for water treatment (Drinking water and swimming pool) packed in 50 kgs drum complete all as specified and as directed. Make : M/S SHREE RAYALASEEMA Hi STRENGTH HIYPO LTD (PURI CHLOR), ALTOC-GP of M/s DECLIBAC TECH PVT LTD, POTTER AND WATTS, BRIOZING garments 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 ( Much more stable than chlorine gas, bleaching power and sodium hypochlorite) all as specified and directed. NOTE :- Approval of chemical (calcium hypochlorite) shall be given after verification of test certificates of chemical of various manufactures and other factors like chemical and safety and health hazard aspects of usage of chlorination . Make of the chlorination of chemical must be stated in production of certificate duly certified by govt laboratory conforming compliance of specification suitable for drinking water with a declaration from the laboratory that from the technical strength stability health safety and operation point of view , this product is used for drinking water applications for consumption by humans and the brand/make of calcium hypochlorite is suitable for drinking water chlorination and its sample has been tested by Govt Laboratory. Traditional means of chemical shall be used subject to fulfill the parameters specified in the manual on water supply and treatment (Third edition May 1999) issued by Central Public Health and Environmental Engineering Organization (CPHEEO), Ministry of Urban Development New Delhi. The contractor shall produce manufacturers "Certificate of Compliance" indicating date of manufacturer in original alongwith every consignment of supply. Test certificate from Govt approved Test Laboratory shall accompany with every consignment of supply to ensure that the materials supplied are in with conformity with relevant IS.

Core cutting / drilling of Bldg Roof / Wall for passing of GI Pipe up to 40 mm dia including necessary machineries complete all as specified and directed

Supply and replace Unserviceable pressure guage stainless steel of pressure range 100 PSI Suitable for 70 LPS Pumps complete including necessary arrangements including supporting pipes complete all as directed Note : The rate quoted is deemed to be inclusive of all arrangements required for replacement of Pressure Guage

Supply and fixing in replacement of New water meters of make (Chambal) the meters are confirming to ISO 4064:2005, including MS flange, nut bolts, rubber packing and flange thickness conforming to IS:7322-1985 and flange dimension conforming IS: 1538-1993 of size 200 mm dia MS/DI/CI pipe line, by cleaning and grinding by 3 core welding of the pipe outside welding of the joint including cost of gas oxygen acetylene, welding machines, skilled and semi skilled workers internal lighting arrangements and all other incidental and operational charges etc., complete all as directed by Engineer in Charge.

Supply and fixing in replacement of New water meters of make (Chambal) the meters are confirming to ISO 4064:2005, including MS flange, nut bolts, rubber packing and flange thickness conforming to IS:7322-1985 and flange dimension conforming IS: 1538-1993 of size 150 mm dia MS/DI/CI pipe line, by cleaning and grinding by 3 core welding of the pipe outside welding of the joint including cost of gas oxygen acetylene, welding machines, skilled and semi skilled workers internal lighting arrangements and all other incidental and operational charges etc., complete all as directed by Engineer in Charge.

Cutting anxious green growth/vegetation growth for cleaning out the area around Pump house/ transformer yard, 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

Material & labour for properly cleaning and disinfecting clear water storage tank/ reservoir, underground sump/ semi underground sump/ OHT of staging by using mechnical means and scientific cleaning by carry out following stages of cleaning process for disinfection of surface:- (a) First stage: drain out the water by using exit valve or own high capacity dewatering system. (b) Second stage : removal of algae by scrubbing the walls of the tanks and cleaning of walls, ceiling and floor by using cleaning agent appropriate for tank cleaning like TERBAC G5/Inchlor5/NB10 or govt approved laboratory tested chemical. (c) Third stage : fresh water cleaning by high speed jet pump with pressure 5 PSI. (d) Fourth stage : fresh bacteria screening is Sterilization the tank inner surface from all harmful pathogens by spraying non toxic, 100% biodegradable in nature , eco friendly antibacterial agent by using TERBAC G65/Inoxi60/NB69 or govt approval laboratory certified. Test certificate from governament laboratory mentioning suitability for sterilization should be submitted to the office before using for sterilization. (e) Fifth stage : Wet and dry vacuum cleaning by heavy duty industrial vacuum cleaner. (f) Sixth stage : Second bacteria screening and sterilizing method by using ultra violet radiation having bactericidal wave lenth to kill any possible residual bacteria in the reservoirwalls/floor/ceiling/space inside the reservoir for minimum 1 hour. (g) Seventh stage : Cleaning and third bacteria screening is to sterilize reservoir by using labortory certified branded strong oxidizing agent safe for drinking water. Test certificate 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. (j) Cleaning of external surfaces, lid wall of the tank, structure for all scales and other particles any algae, hives and any type of vegetation or any other unwanted matters, complete all as directed. (k) A sticker of appropiated size and colour as directed by Enginner-in-Charge and of non degradable material with printed details as under:- (i) CA No. (ii) Name of Applicant (iii) Name of the Contractor (iv) Columns for date of cleaning and expiry date will be written or printed on the sticker by permanent marking ink.

(k) painting of angle iron ladder for UG sump after scrapping of old paint by emery paper or any other means with two coat of enamelled black paint over of red oxide primer including arrangement of scrap folding/bamboo structure required for entire work. (l) painting of any type of pipe in side / outside the tank with suitable colour coding. Note :- (1) Contractor will submit Government laboratory test certificate and deploys 30% of skilled sterilization team with minimum 3 months certificate holder in water tank sterilization. (2) Testing raw and clear water from the reservoir as per physicochemical analsis of HMWS&SB by the contractor without any extra cost to deparment. (3) Contractor will make alternate arrangement to make sure of water supply to consumer or cleaning of tank in alternate days to avoid hampering of water supply, the same will be done as per instruction and as directed by Enginnering -in-Charge. (4) Labour, Engineer, supervisor, plant & Tools required for executing the work and for accommodation, safety of persons deployed on the work shal be contractors arrangement and responsibulity. (5) In case the work in each stage of cleaning, finishing etc is found carried out inferior to the contract specifications & provisions and the work is still found to be technically, hygienically acceptable, the work will be devalued and recovery from contractor shall be made as to be decided by the competent authority in terms of condition 46 of IAFW-2249 amended up to date. (6) Before completion of work in each reservoir, writing letters or figures for date of cleaning and capacity of tank with synthtic enamel paint with black background & letters/numbers in white colour & words size 10cm height on the tank with date of cleaning and due date for next cleaning shall be marked on the reservior by the contractor without any extra cost to deoarment and also provide certificate confirming the completion of sterilization of water tanks, mentioning the name of station and date of cleaning. all the cleaning & Sterilization staffs should be under accidental insurance coverge and copy of the same to be submitted to the Enginneer-in-Charge. (7) Contractor will not be allowed more than one day to do the work inside of the each OH Tank/UG sump to prevent interruption of water supply to the users. (8) Work to be executed any area in the AOR of AGE E/M No-II (U)

All as per item no 61 above but the Capacity of the Underground Sump is 5 LG

All as per item no 61 above but the Capacity of the OHT 2.5 LG

All as per item no 61 above but the Capacity of the Underground Sump 2 LG

All as per item no 61 above but the Capacity of the OHT 1.5 LG

All as per item no 61 above but the Capacity of the Underground Sump1 LG

All as per item no 61 above but the Capacity of the OHT 50 K

All as per item no 61 above but the Capacity of the OHT 25K

All as per item no 61 above but the Capacity of the OHT 10K

Haasith constructions

sree venkateswara enterprises