REPAIRS MAINTENANCE OF EXTERNAL WATER SUPPLY AT NDA PUMP HOUSE DRDO ESTATE AND MISC CONNECTED WORK UNDER GE RD PASHAN

Amount

Excavation in trenches not. exceeding 1.5 metre wide and not exc 1.5 metre in depth and getting out for GI/CI pipes and getting out excavated material complete all as specified and directed in :- (a) Soft soil

(b) Hard/dense soil

(c) Soft /integrated rock

(d) Hard rock

Returning filling in trenches including spreading leveling watering and well ramming in layers not exceeding 25 cm in soils complete all as specified and directed.

Removing surplus soil and depositing to a distance not exceeding 50 metre and depositing where directed at a level not exceeding 1.5 metre above the starting point complete all as specified and directed by Engr-in-Chagre.

Material and labour for MS flange adopter joint 400mm including suitable size rubber rings, gasket sheet, nut, bolts and cutting to existing pipe etc complete all as specified and directed.

Material and labour for MS flange adopter joint 300mm including suitable size rubber rings, gasket sheet, nut, bolts and cutting to existing pipe etc complete all as specified and directed.

Material and labour for Drilling and tapping cast iron water mains any size (in position) for branch connections of the internal dia 20 mm including straight plain brass ferrules (or connecting screws) screwed both ends and fixed in water mains of size 20 mm bore complete all as specified and directed.

Material and labour for Drilling and tapping cast iron water mains any size (in position) for branch connections of the internal dia 15 mm including straight plain brass ferrules (or connecting screws) screwed both ends and fixed in water mains of size 15 mm bore complete all as specified and directed.

Supply only PPM testing kit for portable/ drinking water measuring range 0.2 PPM to 5 PPM complete all as specified and directed.

Supply and fix in repair shock treatment chart on laminated sheet with Aluminium chanel border of size 3x2 feet size complete with standard procedures complete all as specified and directed.

Supply Only First Aid box with all standard medicines complete all as specified and direted by Engr in charge.

Material and labour for cutting of Roads to a width not exc 0.50metre and depth not exc 0.50metre for removal / laying of pipe and making good the disturbed surfaces as per existing adjoining surfaces complete all as specified and directed. Note: Making good with PCC will be measured and paid separetely.

Material and labour for PCC in 1:2:4 type B 1 by using 20 mm graded stone aggregate for making good road/foot path/hard standing/drain/ bldg plinth protection and foundation for motors, pumps and starters all as per site requirement and as directed by Engr-in-Charge.

Material and labour for Construction of Valve pit with block masonry walls 20 cm thick in CM 1:4, rendering 15 mm thick in CM 1:4 internally including pcc coping 1:2:4 type B1 using 20 mm graded stone aggregate, 150 mm thick PCC 1:4:8 type D2 using 40 mm graded broken stone aggregate for sub base of floor, 50 mm thick PCC 1:2:4 type B1 using 20 mm graded crushed stone aggregate in floor finished even and fair without using extra cement constructed complete with Mild steel sheet cover 3mm thick and angle iron frame of size 40x40x6mm duly painted with two coats of synthetic enamel paint over a coat of red oxide primer and including locking arrangement and lifting handle all as specified and shown on drawing Of Size 750X750X1000 mm ( internal dimensions) complete all as specified and directed. NOTE: Cost of Earth work including excavation in any type of strata, getting out, refilling after construction and disposal of surplus soil is deemed to be included in quoted rates.

Material and labour for Construction of Valve pit of block masonry walls 20 cm thick in CM 1:4, rendering 15 mm thick in CM 1:4 internally including pcc coping 1:2:4 type B1 using 20 mm graded stone aggregate, 150 mm thick PCC 1:4:8 type D2 using 40 mm graded broken stone aggregate for sub base of floor, 50 mm thick PCC 1:2:4 type B1 using 20 mm graded crushed stone aggregate in floor finished even and fair without using extra cement constructed complete with Mild steel sheet cover 3mm thick and angle iron frame of size 40x40x6mm duly painted with two coats of synthetic enamel paint over a coat of red oxide primer and including locking arrangement and lifting handle all as specified and shown on drawing Of Size 2000X2000X2000 mm ( internal dimensions) complete all as specified and directed. NOTE: Cost of Earth work including excavation in any type of strata, getting out, refilling after construction and disposal of surplus soil is deemed to be included in quoted rates.

Disconnecting/taking out unservicable gunmetal/stainless steel spindle with wedge nut and supply and fixing new stainless steel spindle with wedge nut includilng all fixing nut and bolts all fixing material as required at site as directed by Engineer-in-charge for following sizes:- (a) Sluice valve size 80 mm dia

(b) Sluice valve size 100 mm dia

(c) Sluice valve size 150 mm dia

(d) Sluice valve size 200 mm dia

(e) Sluice valve size 400 mm dia

Taking up or down GI water tubing including removing of all necessary connections/fittings as specified and directed by Engineer in Charge. (a) 15 mm dia

(b) 20 mm dia.

(c) 25 mm dia

(d) 40 mm dia

(e) 50 mm dia

(f) 80 mm dia (Note : excavation and earth work will be measured & piad separately)

Relaying and refixing the CI//DI/MS /GI I pipe after descaling / cleaning complete with the help of water & brush of the following size / bore obtained from Sl item No 23 to 28 above and connect in old / new positions, laid in trenches fixed on wall on floor including new fittings such as bends, tee, unions, elbows, sockets etc complete all as specified and directed. (a) 15 mm dia.

(b) 20 mm dia.

(c) 25 mm dia

(d) 40 mm dia

(e) 50 mm dia

(f) 80 mm dia

Supply and fix GI tubing medium grade ISI marked fixed on wall, roof, floor complete with necessary accessories such as Tees union , bend ,elbow nipple reducer etc , all as required at site for branch connection including cutting threading all as directedby Enginner-in-Charge. (a) 15 mm dia

(b) 20 mm dia.

(c) 25 mm dia

(d) 40 mm dia

(e) 50 mm dia

(f) 80 mm dia

Material and labour for galvanized iron water tubing medium grade ISI marked laid in trenches complete with necessary accessories such as Tees union,bend,elbow nipple reducer etc all as required at site for branch connection including cutting threading complete all as specified and directed. (a) 15 mm dia

(b) 20 mm dia.

(c) 25 mm dia

(d) 40 mm dia

(e) 50 mm dia

(f) 80 mm dia

Supply and fix in repair gun metal gate / globe valve with iron wheel head screwed both ends for iron pipe fixed complete all as specified and directed:- (a) 15 mm dia

(b) 20 mm dia.

(c) 25 mm dia

(d) 40 mm dia

(e) 50 mm dia

(f) 80 mm dia

Burning out leaking lead joints in position including removing of old lead to store or credit to contractor as per sch of credit for the following sizes complete as specified and as directed. (a) 150 mm dia Pipe

(b) 200 mm dia Pipe

(c) 225 / 250 mm dia Pipe

(d) 300/400 mm dia Pipe

Material and labour for run lead joints for CI pipes / Fittings complete with necessary jointing material such as lead and spun yarn for jointing of pipes complete all as specified and directed by Engr-in- charge for the following sizes . (a) 150 mm dia pipe

(b) 200 mm dia pipe

(c) 225 / 250 mm dia pipe

(d) 300/400 mm dia pipe

Supply and fix in repair Cast Iron air valves with two air outlets, 100mm dia and fixing in cast iron water supply mains complete all as specified and as directed by Engr-in-Charge.

Supply and fix in repair Cast Iron air valves with two air outlets, 150mm dia and fixing in cast iron water supply mains complete all as specified and as directed by Engr-in-Charge

Supply and fix in repair Cast Iron air valves with two air outlets, 25mm dia and fixing in cast iron water supply mains complete all as specified and as directed by Engr-in-Charge

Dismantling / disconnecting unserviceable 80mm size sluice valve assembly complete by removing old nut bolts packing sheet etc and Supply & Fix new CI Sluice valve with stainless steel spindle PN-I 1.6 ISI marked IS No.14846-2000 including jointing material nut bolts packing all as per site requirement even machining work if required and as specified and directed by Engr-in-Charge. Make : Kartar/ Leader / Venus / BIR

Dismantling / disconnecting unserviceable 100mm size sluice valve assembly complete by removing old nut bolts packing sheet etc and Supply & Fix new CI Sluice valve with stainless steel spindle PN-I 1.6 ISI marked IS No.14846-2000 including jointing material nut bolts packing all as per site requirement even machining work if required and as specified and directed by Engr-in-Charge. Make : Kartar/ Leader / Venus / BIR

Dismantling / disconnecting unserviceable 150mm size sluice valve assembly complete by removing old nut bolts packing sheet etc and Supply & Fix new CI Sluice valve with stainless steel spindle PN-I 1.6 ISI marked IS No.14846-2000 including jointing material nut bolts packing all as per site requirement even machining work if required and as specified and directed by Engr-in-Charge. Make : Kartar/ Leader / Venus / BIR

Dismantling / disconnecting unserviceable 200mm size sluice valve assembly complete by removing old nut bolts packing sheet etc and Supply & Fix new CI Sluice valve with stainless steel spindle PN-1.6 ISI marked IS No.14846-2000 including jointing material nut bolts packing all as per site requirement even machining work if required and as specified and directed by Engr-in-Charge. Make : Kartar / Leader/ Venus / BIR

Dismantling / disconnecting unserviceable 225/250mm size sluice valve assembly complete by removing old nut bolts packing sheet etc and Supply & Fix new CI Sluice valve with stainless steel spindle PN-1.6 ISI marked IS No.14846-2000 including jointing material nut bolts packing all as per site requirement even machining work if required and as specified and directed by Engr-in-Charge. Make : Kartar/ Leader / Venus / BIR

Dismantling / disconnecting unserviceable 300mm size sluice valve assembly complete by removing old nut bolts packing sheet etc and Supply & Fix new CI Sluice valve with stainless steel spindle PN-1.6 ISI marked IS No.14846-2000 including jointing material nut bolts packing all as per site requirement even machining work if required and as specified and directed by Engr-in-Charge. Make : Kartar /Leader / Venus / BIR

Dismantling / disconnecting unserviceable 400mm size sluice valve assembly complete by removing old nut bolts packing sheet etc and Supply & Fix new CI Sluice valve with stainless steel spindle PN-1.6 ISI marked IS No.14846-2000 including jointing material nut bolts packing all as per site requirement even machining work if required and as specified and directed by Engr-in-Charge. Make : Kartar /Leader/ Venus / BIR

Dismantling / disconnecting unserviceable 500mm size Non return valve assembly complete by removing old nut bolts packing sheet etc and Supply & Fix new CI non return valve with complete assesories including jointing material nut bolts packing all as per site requirement even machining work if required and as specified and directed by Engr-in-Charge. Make : Kartar / Leader / Venus / BIR

Dismantling / disconnecting unserviceable 150mm size Non return valve assembly complete by removing old nut bolts packing sheet etc and Supply & Fix new CI non return valve with complete assesories including jointing material nut bolts packing all as per site requirement even machining work if required and as specified and directed by Engr-in-Charge. Make : Kartar / Leader / Venus / BIR

Material and labour for running welding including cleaning and preparing the surfaces to be welded together exceeding 9mm and n.exc 20mm, holding the members in true position while welding and bevelling of edges complete as per site requirement and as directed by Engr-in-Charge.

Disconnecting existing water storage tank of PVC/RCC tank at 3.0metre height and above, removal of water if any from the tank and cleaning the bottom and internal periphery of the tank by using wire brushes to remove the Mud, Algae, fungus etc without damaging the water tank and finally rinsing the tank by using chlorine/bleaching powder/altoc GP or any other similar type of disinfectent chemical as directed by Engr-in-Charge and connecting complete all as specified or as directed at site. Note : Date of cleaning of tank to be indicated with removal/defacing of earlier date of cleaning as DD/MM/YYYY and also paste the reflector stickers on all cleaned tank as "SAVE WATER" with white background and words in blue letters at once to each cleaned tank. (a) Capacity upto 500 Litre

(b) Capacity upto 1000 Litre

Taking down old unserviceable MCCBs any capacity from existing LT panel board by disconnecting bus bar/incoming/out going cables complete all as specified and as directed including making good

Supply and fix in repair for Lead acid battery 12 Volt, 180Ah with copper lead and terminal complete all as directed by Engr-in-Charge.

Material and labour for disconnecting from existing main taking out from LT panel board for servicing & overhauling of LT ACB of any make 600 to 800 Amp, 50Hz 415V AC Draw out type including taking out existing mechanism complete with servicing of operating mechanism, triping mechanism and spring charging mechanism complete to make it funtioning smoothly and including replacement of unserviceable spares and fixing in its original postion with all connections and testing complete all as specified and directed. Note : Major spare parts are to be paid separately under respective items here in after, however cost of minor spares except mentioned below shall be deemed to be included in item rate.

Supply only Following spare parts suitable for LT ACB 800A-1600 A Capacity for incorporation under item No 79 above :- (a) Main isolating contact (Male and Female) jaw type complete inclubing fixing accessories

(b) Shunt Trip coil/ Closing coil 415 VAC suitable for 800 amps ACB

(c) Under voltage tripping device (UVT) 415 volts

(d) Single phase CTS at rating 800/5A

Material and labour for MS plates (plain or chequered), channels, square cut or notched (ordinary and counter sunk with riveted, bolted or welded attachment using for valve pit cover complete all as specified and as directed by Engr-in-Charge.

Repair of water supply line (Raw/Fresh water) with mechanical joint, of CI pipe line size 300mm to 500mm including taking out the puncture/cracked existing pipe and transport to local workshop, Barrel peice of same size leakaged line up to 2.5 metre long, cutting of damaged portion of pipe through welding/gas welding, making rough surfaces smooth and champhered by grinding and then connected through mechanical joint of adequate size with rubber rings both sides and fastener of required size and shape complete as per site requirement. Note : (i) Testing/commissioning the pipe line on full pressure after completing the job will be carried out and payment will made of this job if found sucess other wise the same will be done again and no extra payment will be made on this account. (ii) Rate for necessary T&P required at site should be included in quoted rates by contractor.

Repair of water supply line (Raw/Fresh water) with mechanical joint, of CI pipe line size 80mm to 250mm including taking out the puncture/cracked existing pipe and transport to local workshop, Barrel peice of same size leakaged line up to 2.5 metre long, cutting of damaged portion of pipe through welding/gas welding, making rough surfaces smooth and champhered by grinding and then connected through mechanical joint of adequate size with rubber rings both sides and fastener of required size and shape complete as per site requirement. Note :Note : (i) Testing/commissioning the pipe line on full pressure after completing the job will be carried out and payment will made of this job if found sucess other wise the same will be done again and no extra payment will be made on this account. (ii) Rate for necessary T&P required at site should be included in quoted rates by contractor.

Material and labour for cleaning of CI/DI raw water pipe line upto 400mm dia by deploying skilled manpower for removing of mud/sludge by scrapping/pressurise back water including making arrangement such as portable pump set, portable welding set and any other equipment as per site requirement with the full satisfaction of Engr-in-Charge.

Repair of leakage in existing 700mm dia raw water pipe line from NDA PH to Pashan Filtration plant by fixing of mechanical joint/welding work all as per site requirement. The excavation work will be done by JCB and non clog pump set,DG set,Welding machine,Gas welding and cutting is required to dewatering of muddy water and speedy restore of water supply. The work will be carried out under the supervision of NDA authority and any damage to their properly will be make good by contractor on his own cost and no any extra payment will be made for this complete all as specified and directed. Note : Testing/commissioning the pipe line on full pressure after completing the job will be carried out and payment will made of this job if found sucess other wise the same will be done again and no extra payment will be made on this account.

Supply and fix in repairs ball valves high pressure of PTMT with epoxy coated aluminium rod & highdensity plastic ball screwed for iron pipe and fixed for the following sizes at any height of building :- Note : All T&P required for complete the work shall be arranged by the contractor and no any extra payment will be admissible on this account. (a) for 15mm dia

(b) for 20mm dia

(c) for 25mm dia

Material and labour for painting of old painted surfaces with one coat synthetic enamel paint by using brush to sulice valve and wheel of size 100 to 200 mm dia including cleaning with chemical agent and preparing surface duly scrapping old paint complete all as specified and directed .

Material and labour for painting of old painted surfaces with one coat synthetic enamel paint by using brush to sulice valve and wheel of size 250 to 400 mm dia including cleaning with chemical agent and preparing surface duly scrapping old paint complete all as specified and directed.

Cutting of existing cast iron pipe at site 80 to 100 mm dia, insertion of new branch line of any dia complete all as specified and directed.

Cutting of existing cast iron pipe of 150 to 200 mm dia, insertion of new branch line of any dia complete all as specified and directed.

Cutting of existing cast iron pipe of 250 to 300 mm dia, insertion of new branch line of any dia complete all as specified and directed.

Taking down old existing Cracked /unserviceable cast iron pipe and material and labour for 300 mm dia CI pipe spigot and socket end centrifugally cast class LA in any length conforming to IS-1536 of 1976 laid in trenches complete all as specified and directed. Note : Excavation earthwork shall be measured and paid separately.

All as per item No. 96 but CI pipe 250 mm dia

All as per item No. 96 but CI pipe 200 mm dia

All as per item No. 96 but CI pipe 150 mm dia

All as per item No. 96 but CI pipe 100 mm dia

All as per item No. 96 but CI pipe 80 mm dia

Taking down old existing Cracked /unserviceable MS/CI/ DI pipe 200mm dia and Material and labour for 200 mm dia DI pipe spigot and socket end centrifugally cast class K9 socketed and push on type as per IS in any length complete all as specified and directed. Note : Excavation earthwork shall be measured and paid separately.

Taking down old existing Cracked /unserviceable MS/CI/ DI pipe 300mm dia and Material and labour for 300 mm dia DI pipe spigot and socket end centrifugally cast class K9 socketed and push on type as per IS in any length complete all as specified and directed. Note : Excavation earthwork shall be measured and paid separately.

Taking down old existing Cracked /unserviceable MS/CI/ DI pipe 400mm and Material and labour for 400 mm dia DI pipe spigot and socket end centrifugally cast class K9 socketed and push on type as per IS in any length complete all as specified and directed. Note : Excavation earthwork shall be measured and paid separately.

Taking down old existing Cracked /unserviceable MS/CI/ DI pipe 500mm and Material and labour for 500 mm dia DI pipe spigot and socket end centrifugally cast class K9 socketed and push on type type as per IS in any length complete all as specified and directed. Note : Excavation earthwork shall be measured and paid separately.

Repair to existing CI sluice valve in position 400 to 300 mm dia ,double flanged by replacement of unsearviciable components such as bonnet, gland packing ,seat , disk, gasket nut bolts and make good the distrub portion of pipe line up to the entire satisfaction of Engr in Charge. (Contractor should have to arrange necessary T & P and skilled labour for speedy restore of water supply )

All as per item No.106 but CI pipe 250 to 150 mm dia

All as per item No.106 but CI pipe 100 mm dia

All as per item No.106 but CI pipe 80 mm dia

Supply and fix in repair on load changeover switch rated current 400 amps capacity, 415V, 50Hz, C-line direct handle F1 open execution in existing panel complete all as specified and directed. Make : L&T or techno commercial equivalent.

Supply and fixing in repair soft starter EMX4-229, 170A, 110-440V, in existing panel board with proper arrangement complete all as specified and directed by Engr-in-Chrage. Cat No EMX4-229 L&T or techno commercial equivalent in BCH/ Crompton greaves

Supply and fix MCCB DN2 250M 250 Amp rating for motor back protection in existing panel board complete all as specified and directed.

Taking down unserviceable CI/DI/ fitting of any discription and S&F cast iron fitting (any type radius and angle) taper any type (Straight) bend increasing decreasing or double socket etc Tee pieces, single branch ‘Y’ junction double branch, coller, capacity and plugs for up to 150 mm dia CI pipe conforming to IS-1538- 1976 complete and all as specified and directed.

All as per item No.113 above but size 150 mm to 300 mm dia

Material and labour for mechanical joint made out of MS sheet fabricated as per existing site requirement including long MS nuts bolts rubber gasket cutting of pipe of any size GI/CI/MS/AC/ DI pipe all as directed by Engr-in-charge for 400mm dia pipe. (Note: Excavation and returning filling & removal etc included in quoted rate )

All as per item No.115 but CI pipe 300 mm dia

All as per item No.115 but CI pipe 250 mm dia

All as per item No.115 but CI pipe 200 mm dia

All as per item No.115 but CI pipe 150 mm dia

All as per item No.115 but CI pipe 100 mm dia

All as per item No.115 but CI pipe 80 mm dia

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