REPAIRS MAINT OF WATER SUPPLY INSTALLATION ATTENDING BREAKDOWNS OF WATER SUPPLY PIPE LINES AND CONNECTED WORKS INCLUDING REPAIRS TO PUMP SETS AT NAVAL BASE AREA AND THE AOR UNDER GE U-II VISAKHAPATNAM

Amount

Excavation in trenches not exceeding 1.5 m wide and not exc. 1.5 m depth and getting out soft / loose soil for laying of cables, pipes etc, complete all as specified and directed.

Returning filling in, including spreading levelling watering and well ramming in layers n.exc. 25 cm thick, complete all as specified and directed

Removing excavated soil to a distance n.exc. 50 m distance and depositing where directed at a level n.exc 1.5 m above the starting point, complete all as specified and directed.

Labour only for attending break down of CI/DI/MS pipe pipe line for the following sizes bursting / cracks and including cleaning / removal of broken pipe pieces of various lengths through gas cutting / manual cutting as per site requirement and including inserting necessary specials such as pipes, CI / DI Collar / mechanical Joints etc as per site requirement, testing for leakages of lead joints, testing and necessary dewatering complete all as specified and directed. Note 1 :- The quoted rate is deemed to be include the following:- (i) Arrangement of suitable Pump sets for dewatering at the time of attending break down including JCB's and Cranes as per site requirement . (ii) Necessary labour/trade men for attending break down. (iii) Labour element required for fixing CI/DI/MS pipes, specials, fittings etc. Note 2 :- Earth work, Lead joints, Supply only CI/ DI/ MS pipes, specials, fittings will be measured and paid seperately under relevant items.

300 mm bore pipe

200 mm bore pipe

150 mm bore pipe

100 mm bore pipe

80 mm bore pipe

Supply only DI K9 water supply pipe lines of following sizes with spigot and socket ends, complete all as specified and directed.

300 mm bore

200 mm bore

150 mm bore

100 mm bore

Supply only MS ERW pipe heavy grade pipe of following sizes, complete all as specified and directed.

300 mm bore

200 mm bore

150 mm bore

100 mm bore

80 mm bore

Material and labour for run lead joints for spigot and socket pipes and fittings of following sizes, complete all as specified and directed.

80 mm bore.

100 mm bore.

150 mm bore.

200 mm bore.

300 mm bore.

Labour for attending GI pipe line complaints (break downs) in buildings upto G+3 floor in trenches/ floors/ path/walls for pipe of size 20 mm to 50 mm dia including cutting and threading of pipes as per site requirement, complete all as specified and directed. Note:- (a) The Quoted rates shall be deemed to inclusive of all GI fittings like bends, sockets, unions, reducers and elbows etc. (b) GI Pipe shall be measured and paid separately under relevent items.

Labour for attending GI pipe line complaints (break downs) in buildings 4th floor to 14th floor in trenches/ floors/ path/walls for pipe of size 20 mm to 80 mm dia including cutting and threading of pipes as per site requirement complete all as specified and directed by Engr-in-Charge. Note:- (a) The Quoted rates shall be deemed to inclusive of all GI fittings like bends, sockets, unions, reducers and elbows etc. (b) GI Pipe shall be measured and paid separately under relevent items.

Supply only GI tubing medium grade of following sizes, complete all as specified and directed. Note:- The Quoted rates shall be deemed to inclusive of all GI fittings like bends, sockets, unions, reducers and elbows etc.

20 mm bore

25 mm bore

40 mm bore

50 mm bore

80 mm bore

100 mm bore

Supply and fix gun metal gate valve with iron wheel head screwed both ends for iron pipe of following size including dismantling old one, complete all as specified and directed.

20 mm dia bore

25 mm dia bore

40 mm dia bore

50 mm dia bore

80 mm dia bore

M & L for construction of Valves Pit Chamber having intermal dimention 120 cm x 120cm x120 cm (internal height) using PCC (1:4:8) 40mm graded stone aggregate for foundation 15 cms. Thick, 23 cm thick wall in CM (1:4), 10mm tick rendering all around the brick work with 1:6 cement mortar, PCC (1:2:4) type B1 coping with 20mm graded aggregate for grouting MS frame including 3mm thick MS top sheet cover with locking arrangement including 50mm pad lock with double key angle iron including painting of steel surface with two coats of synthetic enamel paint over a coat of red oxide primers including necessary excavation in any type of soil, returning filling in and removal of surpuls soil to a distance not exceeding 50 mtrs all as specified and includung demolition/ dismentling of existing valve chamber, complete all as specified and directed.

M & L for construction of Valves Pit Chamber having intermal dimention 90 cm x 90 cm x 90 cm (internal height) using PCC (1:4:8) 40mm graded stone aggregate for foundation 15 cms. Thick, 23 cm thick wall in CM (1:4), 10mm tick rendering all around the brick work with 1:6 cement mortar, PCC (1:2:4) type B1 coping with 20mm graded aggregate for grouting MS frame including 3mm thick MS top sheet cover with locking arrangement including 50mm pad lock with double key angle iron including painting of steel surface with two coats of synthetic enamel paint over a coat of red oxide primers including necessary excavation in any type of soil, returning filling in and removal of surpuls soil to a distance not exceeding 50 mtrs all as specified and includung demolition/ dismentling of existing valve chamber, complete all as specified and directed.

M&L for taking out unserviceable sluice valve spindle and replacement, and check nut by un screwing nut and bolts, gasket stuffing box and taking upper portion of sluice valve taking out u/s spindle check nut . Cutting turning, polishing and preparing new SS spindle and check nut from the solid single SS piece of same length , dia of u/s spindle and check nut fixing the new spindle and check nut re assembling sluice valve replacement of u/s gasket nut and bolts and testing for the following bore sizes of sluice valve, complete all as specified and directed.

Taking out sluice valve stuffing box and re-packing stuffing box of sluice valve including taking apart & assembling & refixing it into its original position & replacement of rubber gasket and nut & bolts for the following sizes, complete all as specified and directed. NOTE- Rubber gasket, nuts, bolts and washers shalll be measured and paid separately.

80 mm dia

100 mm dia

150 mm dia

200 mm bore

Supply and fix in repair CI sluice valves PN 1.6 of following Sizes, conforming to IS -14846 Flanged end complete with iron wheel head and stainless steel spindle including flanged joints, replacement of perished nuts, bolts washers and rubber gasket etc. complete all as specified and directed.

300 mm dia

200 mm dia

150 mm dia

100 mm dia

80 mm dia

M&L for jointing flanged pipe and fittings for the following sizes including provn of rubber or fibre board gaskets and washers required for jointing including taking out fibre gaskets and nuts & bolts, complete all as specified and directed.

80 mm Dia

100 mm dia

150mm bore

200mm bore

M&L cutting the road hard standing for laying of pipeline including filling& making good surface with PCC 1:3:6 C-1 Type using 20 mm graded stone aggregate & removing the debris to distance n.exe 50 m, complete all as specified and directed.

M&L for stone masonry for walling of random rubble, uncaused, well bonded, built in cement mortar 1:4 for construction of thrust block for the support of water supply pipe line including demolition of existing masonry work, complete all as specified and directed.

Material and labour for taking down defective foot valves of following sizes from UG Sump, scraping the corroded foot valves and painting with one coat of red oxide along with black enamel paint, replacing rubber gaskets, bottom rubber with spring complete with replacement of necessary bolts, nuts, washers complete all as specified and directed.

150 / 200 mm dia

80 / 100 mm dia

Supply and fix in repair CI non return valve of 200mm dia with by pass arrangement and necessary rubber gasket, nuts, bolts, and washers etc., complete all as specified and directed.

Supply and fix in repair CI non return valve of 150mm dia with by pass arrangement and necessary rubber gasket, nuts, bolts, and washers etc., complete all as specified and directed.

Supply and fix in repair CI non return valve of 100mm dia with by pass arrangement and necessary rubber gasket, nuts, bolts, and washers etc., complete all as specified and directed.

Supply and fix in repair CI Foot valve of 250mm dia, complete all as specified and directed.

Supply and fix in repair CI Foot valve of 200mm dia, complete all as specified and directed.

Supply and fix in repair CI Foot valve of 150mm dia, complete all as specified and directed.

Supply and fix in repair CI Foot valve of 100mm dia, complete all as specified and directed.

Supply and fixing in repair cast iron air release valve with two air outlets, 80 mm dia bore with isolating sluice valve and fixing up in water supply mains including necessary addition / alternation to DI pipe 150/200/250 mm dia bore with all necesary fittings, complete all as specified and as directed.

Supply and replace Pressure gauge dial of 6" dia, 0-14 kgs/cm2 ratings suitable to the existing water pipe lines including suitable fixing lines with necessary fixing arrangement , complete all as specified and as directed.

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

Material & Labour for painting to old painted steel surfaces of Centrifugal/ monoblock Pump sets of following capacity with one coat of synthetic enamel paint including cleaning, scraping foreign material and degreasing surfaces complete all as directed.

Up to 5 HP

Disconnecting and removing the existing defective Mono block / centrifugal pump/ Submersible pump set motor of following capacity of any make from its position closing with dummy plate of suction and delivery, removing the burnt out winding and re-winding the same with super enamelled copper wire of same gauge and same No of turns of insulating winding with varnishing baking up including replacement of base foundation nuts, bolts and re-installation of pump, testing to satisfactory performance complete all as directed. Note :- Bearings, CI gland plates, Terminal block, shaft shall be measured and paid separately.

Up to 5 HP

Taking down carefully the existing motor of the following capacities of pump sets from foundation bed for servicing by removing the coupling, cleaning the motor & starter body with cleaning agent, varnishing, to improve the insulation values reassembling and re-installing the motor with necessary bolts, nuts and washers and connecting the pump set complete all as directed :- Note : Bearings shall be measured and paid separately under relevant item of BOQ

Up to 5 HP

M&L for dismantling centrifugal pump coupled with electric motor 3 phase 415 volt,50 Hz of following capacities from the foundation bed for repairs by removing the coupling and foundation bolts etc. dismantling the complete pump and separate the serviceable and unserviceable parts. Replace the unserviceable parts/spares, reassembling and reinstall the pump with necessary bolts nuts and washers including cleaning and removing the scales and replacement of spare parts like impeller nut, keys, lock washer, gasket and greasing, reassembling coupling in position testing and commissioning in the pump set, complete all as specified and directed :- Note :- Spare parts shall be measured and paid separately under relevant items of BOQ

Up to 5 HP

Supply and fix in repairs pump set Star coupling made out of mild steel including drilling holes and suitable size of nuts, bolts for the following capacities of motors, complete all as specified and directed :-

Up to 5 HP

Taking down carefully existing motor and pump set of following sizes from the unserviceable bed and taking up the complete MS bed from the PCC and cleaning and levelling the bed including new PCC work including with fabrication of new MS bed by using new MS work with foundation bolts and nuts suitable for mounting/re-erecting the pump and motor after necessary minor repairs complete with two coats of existing colour painting over a coat of red oxide and testing and commissioning, complete all as specified and directed :-

Up to 5 HP

M&L for disconnecting / removing the old unserviceable starters from the panel and supply and fix DOL/ starter Delta Starter for AC, 415V 50 Hz 3 phase suitable for following capacity of electric motor, complete all as specified and directed :-

Up to 5 HP

Supply and fixing in repair the MCCB of 630 Amps, 4 pole, breaking capacity 36 KA with continuously adjustable electronic release including taking down of the old unserviceable MCCB, complete all as specified and directed.

All as per Srl Item No. 38 above but for 400 Amps, 4 pole, 36 KA capacity

All as per Srl Item No. 38 above but for 200 Amps, 4 pole, 36 KA capacity

All as per Srl Item No. 38 above but for 160 Amps, 4 pole, 36 KA capacity

All as per Srl Item No. 38 above but for 125 Amps, 4 pole, 16 KA capacity

All as per Srl Item No. 38 above but for 63 to 100 Amps, 4 pole, 16 KA capacity

Supply, fixing and testing of soft starter 415 Volts suitable for Pump of capacity 30 to 50 HP in existing LT panel with necessary fixing arrangements including taking down existing unserviceable complete all as specified and as directed

All as per Srl Item No. 44 above but of capacity 60 HP to 120 HP

All as per Srl Item No. 44 above but of capacity 150 HP to 170 HP

Supply only ball bearings suitable for centrifugal and mono block pumps motors as required at site, complete all as specified and directed.

Up to 5 HP

Supply only CI gland plate high tension studs for Centrifugal / mono block pumps for the following capacity, complete all as specified and directed.

Up to 5 HP

Supply only CI impeller suitable for centrifugal / mono block pumps for the following capacities, complete all as specified and directed.

Up to 5 HP

Supply and fix in repair 3 pole power contactor of following capacity of existing model for AC 415 Volts, 50 Hz, 3 Phase suitable for electric motor, complete all as specified and directed.

100 to 170 HP capacity.

50 to 75 HP capacity.

35 to 45 HP capacity.

20 to 30 HP capacity.

10 to 15 HP capacity.

Supply and replace burnt bimetal over load relay suitable for the following capacity of motor starters as existing at site, complete all as specified and directed

100 to 170 HP capacity (relay range 180-300 Amps)

40 to 75 HP capacity (relay range 45-75 Amps)

10 to 30 HP capacity (relay range 20-33 Amps)

Supply and replace Pump Shafts as per existing Model with necessary metal filling and machine suitable for the following capacity of pump sets, complete all as specified and directed

Upto 5.0 HP capacity

7.5 to 10 HP capacity

12.5 to 20 HP capacity

25 to 35 HP capacity

40 to 60 HP capacity

75 to 110 HP capacity

120 to 213 HP capacity

Supply and replace Casing ring for Centrifugal / mono block pumps for the following capacity, complete all as specified and directed

10 to 15 HP capacity

25 to 35 HP capacity

40 to 60 HP capacity

75 to 100 HP capacity

110 to 213 HP capacity

Supply and replace unserviceable brass air cock of suitable size to pump sets, complete all as specified and directed

Servicing of soft starter 415 Volts suitable off size of different capacity installed at various location, dismantling the existing soft starter, servicing the same, replacing the defective spare parts and refixing it at the original place, complete all as specified and directed.

Supply and replace PVC cooling fan suitable for the existing motors of various capacity including testing and commissioning, complete all as specified and directed.

Supply & fix in repairs water level indicator 36" dia as per IS and including numbering with radium stickering, heavy duty float, counter weight , heavy duty driving gear nylon wire fitted in all in GI housing cutting with RCC slab and making good the slab ,painting the exposed surface with two coats of synthetic enamel over a coat of red oxide primer, complete all as specified and directed.

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

Supply only stable bleaching powder (SBP) (Calcium hypochlorite) Grade 1 , Availability Chlorine 34% Min, Stability 1/15 Max , Moisture 0.3% Max , Confirming to IS -1065, in 25 kg bag, complete all as specified and directed

M&L Synthetic mat (rubber matting) suitable for 11000 Volts electrical grade 2mx1mx19mm thick chequered top, ISI marked to be laid in front of LT panel board, complete all as specified and directed.

Supply and replace gland packing rope of 8/10/12/12.5/14/16mm sizes to pump sets of different sizes and capacities, complete all as specified and directed

Supply and replace LED tube light fitting alongwith with fixture 22 Watts complete all as specified and directed.

Supply and fixing LED flood light 120 watt 230 V AC outdoor type with thermal management in multiple optics and equipped with IP66 protection, with impact and corrosion resistant complete with driver and lamp all as specified and directed. Make:- Havells Cat No. JETAIRISFL120WLED757APWBLTG

M& L for servicing of LT panels of any size by cleaning the panel, bus bar chamber with CTC solution, and welding the door using arc welding and fixing hinges, necessary nut and bolts, washers and made it completely functional for open/ close including painting of panel by spraying with two coats of epoxy based paint over a coat of red oxide primer, after cleaning of rusty panel surface both inside/ outside by emery paper and necessary preparation of smooth surface suitable for painting and including checking of incoming and outgoing connections, Re-fixing of existing ACBs & MCCBs, testing & commissioning, connected PCC & frame works, rewiring of control and power wiring with suitable size of FRLS copper cable but not less than 1.5 Sqmm, replacing of various unserviceable ON/ OFF switches, lugs etc making the panel fully functional Complete all as specified and as directed.

M&L for earthing complete including necessary excavation and earth work in any type of soil with galvanized steel earth plate electrode size 60 cm x 60 cm x 6 mm thick buried directly in ground (earth pit not less than 2.25 mtrs below ground level) with top edge of the earth plate not less than 1.5 mtr below normal ground level connected to galvanised earth strip of size 32 x 6mm by means of bolts nuts check nuts and washers of galvanised iron or steel all as shown in electrical plate No.5 of MES SSR Part-1 connected to main switch board or main control board all as specified and testing on completion including provision of earth wire protected by galvanised iron 15 mm dia. light grade pipe and watering pipe shall be 20 mm ore medium grade PCC pipt with pre cast RCC cover, charcoal/salt funnel etc, complete all as specified and directed.

NOTEs for item No 65 above: - (i) The conctrete pit shall be PCC 1:3:6 tye C -1 40 mm thick pre cast cover slab of RCC (1:2:4) type B-1 using 20 mm graded stone aggregate reinforced with 8 mm TMT bars @10 cm C/C on both sides with suitable cast iron handle shall be provided in liew of cast iron cover shown in electrical plate No.5 of MES SSR Part-1 (ii) Item includes the cost of 7.5 m GI pipe for protectio of earth wire. (iii) PCC pits shall be provided atleast 500 mm away from the pit and not on the earth pipt itself and the extra cost of additional length of watering pipe, bends , elbows etc. shall be deemed to be included in the quioted rate. (iv) Item includes the cost of 7.5 mtr length earth lead wire.

M & L for cleaning of vegetation by using excavator for removing bushes / thick vegetation around the pump house, installations, levelling the area without damaging the pipelines / Cable network / Pedestals of pipelines / buildings including disposal of the vegetation / debris material up to a distance not exceeding 50 m, complete all as specified and directed.

SCHEDULE OF CREDIT Note :- Amount of Rs. 2,13,235.00 indicated in Tender Documents as Schedule of Credit shall be deducted from the total quoted amount of BOQ.

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