CA NO. GE(W)/HSR-28/2021-22 REPAIR, SERVICING, REWINDING, MAINTENCE AND CLEANING, OF CENTRAL SEWAGE SYSTEM OF WELLS STP PUMPS, MOTORS CONNECTING WORKS INCLUDING OTHER ALLIED WORKS AT HISAR MIL STN UNDER GE (WEST) HISAR

Amount

Taking out by raising/lowering of non clog submersible pump set of make - Kirloskar Model -NS type AC 50 C/S three phase 415V with the help of chain pully block or any suitable means from sewage sump after disconnecting electric and sewage coupling connections, opening of pump and motor for carrying out repairs /replecement of defective parts, cleaning of impeller and volute casing, clogged discharge line. Reassembling, painting the pump set and reinstallation into sewage sump connecting, testing including dewatering complete to all running parameters of following models:- Model-NS 100/32 QM, 40/30HP, NS 100/26 QM 30 HP Notes:- (i) Replacement of defective parts, rewinding of motor will be paid saperately under respective sch of this work. (ii) Contractor has to make own arrngement for pumping of sewage effluents from sump well as long as pump remains under repair/rewinding by fitting his own pump including other T&Petc. All T&P shall be brought by the contractor and nothing shall be issued by department. (iii) Rate shall be deemed inclusive of lifting/lowering, transporation of pump etc and other T&P required for the job. (iv) Pump shall be repaired & reinstalled with in 10 days from the date of handing over to contractor.

All as per item No 1.00 but, Model-NS 50/32 QM, 20 HP, NS 50/26QT 10HP , 12.5 HP, 15 HP complete all as specified and directed.

M&L for rewinding of electric motor of NS type non clog submersible sewage pump 3 Phase, 415 Volts, Cap 40 HP (Make - Kirloskar), after dismantling the stator and rotor, removing burnt windings, cleaning the slots, rewinding the motor with super enamelled quality hermatic grade copper winding wire of proper gauge and number of turns as per the existing windings including numex paper, glass paper, thimble, glass sleevs, main lead, back doll, Varnish and drying in oven including fitments of thermostate protection relay, including required nut bolts (stainless steel) reassembling and air testing to ensure leak lightness of the joints complete all as specified and directed. Note :- Spares / parts to be replaced shall be measured & paid secretly under respective items

All as per item No 3 but 30 HP complete all as specified and directed.

All as per item No 3 but 20 HP complete all as specified and directed.

All as per item No 3 but 10 HP complete all as specified and directed.

All as per item No 3 but 12.5HP to 15 HP Make : KSB complete all as specified and directed.

S&F in replacement of following parts of existing make of the non clog submersible pump set make - Kirloskar model NS 100/32 QM (30 HP), NS 50/32 QM (20 HP), NS 100/32 QM (40HP), NS 50/26 QT (10HP), NS 100/26 QM (7.5 HP) complete all as specified and directed. Part 15100 - Enclosed Impeller of NS 100/32 QM 40HP.

Part 15100 - Enclosed Impeller of NS 100/32 QM 30HP complete all as specified and directed.

Part 15100 - Enclosed Impeller of NS 50/32 QM 20HP complete all as specified and directed.

Part-23002- Mech. Seal (in board) Sic Vs Sic size-40mm complete all as specified and directed.

Part-23002- Mech. Seal (in board) Sic Vs Sic size-55mm complete all as specified and directed.

Part-23003 - Mech. Seal (out board) Carbon Vs St. St size-40mm complete all as specified and directed.

Part-23003 - Mech. Seal (out board) Carbon Vs St. St size-55mm complete all as specified and directed.

Part- 26001 - Ball Bearing (Lower/upper) SKF 6309-2RS1 complete all as specified and directed.

Part- 26001 - Ball Bearing (Lower) SKF 7312 BG complete all as specified and directed.

Part- 26002 - Ball Bearing (Upper) SKF 6306-2RS1 complete all as specified and directed.

Part - 32000 - Key for Impeller complete all as specified and directed.

‘O’ Ring set (for Cap-30/40HP sewage pumps) complete all as specified and directed.

O' ring set (for Cap-10 to 20HP sewage pumps) complete all as specified and directed.

Part - 66900 - Screw for Impeller complete all as specified and directed.

Part -84501 & 03 - Washer for Cable Seal for Power Cable complete all as specified and directed.

Part -84502- Washer for Cable Seal for Control Cable complete all as specified and directed.

Part - 91001& 02 - Cable Gland complete all as specified and directed.

Part - 91200 - Terminal Board complete all as specified and directed.

Control cable 8 core(4x4sqmm+4x1.5sqmm) complete all as specified and directed.

Control cable 8 core(10x4sqmm+4x1.5sqmm) complete all as specified and directed.

Part - 91302 - Control Cable 1100V submersible type EBXL 3corex10sqmm complete all as specified and directed.

Part - 91302 - Control Cable 1100V submersible type EBXL 3corex4sqmm

S&F in replacement of cast iron sewage submersible pump set casing (Pump Chamber) complete suitable for model No NS100/32 QM, of make kirloskar with all connecting accessorise including taking out unserviceable casing , complete all as specified and directed.

Taking down unserviseble /broken shaft from the rotor of sewage submersible pump set and supply, installetion and fixing, New stainless steel shaft with necessary fabrication, tempring,and lathe work and fixing complete , suitable for sewage submersible pump set model No NS100/32 QM complete all as specified and directed. Note : The above items include rate for transportation of rotor with shaft to workshop and back-

Taking out by raising/lowering of submersible pump set of 05 HP/04 HP make - AQUA with the help of chain pully block or any suitable means from sewage sump after disconnecting electric and sewage coupling connections, dismantling pump and motor for carrying out repairs /replecement of defective parts, cleaning of impeller and volute casing, clogged discharge line, reassembling, painting the pump set and reinstallation into sewage sump connecting, testing including dewatering complete to all running parameters all as directed. Note:- (i) Replacement of defective parts, rewinding of motor will be paid saperately under respective sch of this work. (ii) Contractor has to make own arrngement for pumping of sewage effluents from sump well as long as pump remains under repair/rewinding by fitting his own pump including other T&P etc , all T&P shall be brought by contractor and nothing will be issued by department. (iii) Rate shall be deemed inclusive of lifting/lowering, transporation of pump etc and other T&P required for the job. (iv) Pump shall be repaired & reinstalled with in 10 days from the date of handing over to contractor.

M&L for rewinding 3 phase, 415V electric motor cap-05 HP of non clog submersible pumps make:AQUA, model ANS, after dismantling the stator and rotor, removing burnt windings, cleaning the slots, rewinding the motor with super enamelled quality hermatic grade copper winding wire of proper gauge and number of turns as per the existing windings, (Class 'F' insulation including Dr. back ELMO-50 Varnish , pre-heating to remove moisture and vaccum pressure impregnated for air bubble free varnishing, with slot liners & seperators, fibre - glass sleeves, baking to 150 degree C for 12 hrs in special baking oven to suit the motor for IP-68 protection) of the 05 HP motor reassembling and testing complete all as specified and directed. Note :- Spares/ parts to be replaced shall be measured & paid separately under respective items

All as per item No 13 above but Cap-04 HP complete all as specified and directed. .

S&F in replacement of following parts of existing make for pump 05 HP Model ANS 0627 D - M/005 and Model ANS 0523 SM/004 complete all as specified and directed. Make- AQUA in fully serviceable condition during the process of repair Pump chamber complete all as specified and directed.

Setting plate(clearance adjustment plate) complete all as specified and directed.

Impellers (CI IS 210 with 1.5 to 2% Ni) CF8M complete all as specified and directed.

Mechanical seal - (out side) lower complete all as specified and directed.

Mechanical seal - (in side) upper complete all as specified and directed.

O ring set complete all as specified and directed.

Lower ball bearing complete all as specified and directed.

Upper ball bearing complete all as specified and directed.

Key for shaft complete all as specified and directed.

Cable gland complete all as specified and directed.

Cable gromate complete all as specified and directed.

Moisture sensor complete all as specified and directed.

Thermister (Top) complete all as specified and directed.

Auto coupling gasket complete all as specified and directed.

Oil (IOC OIL-12) complete all as specified and directed.

Auto coupling sliding bracket complete all as specified and directed.

All as per item No 16 above but Cap-60 Cum/hr, model-42 complete all as specified and directed.

S&F in replacement of following parts for making the air blower (make :Everest) in fully serviceable condition during the process of repair, as per existing complete all as specified and directed:-. Air filter of Everest air blowers cap-330 Cum/hr as per existing

Air filter of Everest air blowers cap-60 Cum/hr as per existing complete all as specified and directed.

Supply and filling of oil grade castrol Hypo B 90/servo gear super 90/HP gear oil X-P90 for replacement/top up complete all as specified and directed.

Air blower Belt size A-42 (STP .24MLD) complete all as specified and directed.

Air blower Belt as per existing/size FK588 (STP 2.MLD) complete all as specified and directed.

Blower Bearing as per existing, size 6304 (STP .24MLD) complete all as specified and directed.

S&F in replacement following items of LT electric panel board fixed at site of .24 MLD and 2.0 MLD sewage treatment plant as per existing complete all as specified and directed:- Power contactor MNX-25 AC1-45A, AC3-25A

Power contactor MNX-18 AC1-30A, AC3-18A complete all as specified and directed.

Control fuse complete all as specified and directed.

Indicator lamp complete all as specified and directed.

Over load relay MNX-A2, 06-15A complete all as specified and directed.

SPP 415V, 50 HZ, type VPS-2 Make- Minilec complete all as specified and directed.

Push button with element complete all as specified and directed.

MCB 6 to 32A SP 10KA, 240/415V C curve complete all as specified and directed.

MCB 6 to 32A SPN 10KA, 240/415V C curve complete all as specified and directed.

S&F in replacement of following items of 05HP and 4HP submersible pump starter control panel board of .24MLD and 2.0 MLD sewage installation as per existing complete all as specified and directed:- Power contactor AV1-12, 7.5 HP, 415V, AC-15A

Power contactor AV1-1210, 415V, AC3-12A complete all as specified and directed.

Overload relay AVR1-12, 5.5-8A for 04 HP pump set complete all as specified and directed.

Overload relay AVR1-14, 7-10A for 05 HP pump set. complete all as specified and directed.

Single phase preventer with water level guard (SPP with WLG) 415V, 3phase, 50 Hz suitable for 05/04 HP pump set 415 V, 3 Phase, 50 Hz complete all as specified and directed.

Winding protection relay (WPR) 415V, 3 phase suitable for 04/05 HP pump set 415 V, 3 Phase complete all as specified and directed.

Moisture controller complete all as specified and directed.

HRC fuse 20 Amp complete all as specified and directed.

Supply, fill the lubricant oil up to the level for lubricating mechanical seals complete all as specified and directed.

Supply & fill the lubricant grease as required for lubricating antifriction ball bearings complete all as specified and directed.

S&F in replacement FR PVC insulated sheathed multistranded copper conductor flexible cables for voltage grade upto 1100V-IS-694 of size 6 sqmm 12 core complete all as specified and directed.

All as per Ser item No 23.00 but 1.5 sqmm 8 Core complete all as specified and directed.

All as per Ser item No 23.00 but 4 sqmm 12 Core complete all as specified and directed.

S&F in replacement flot switch NO/NC including PVC pipe with Size SWG 40/76 flexible wire 25 mtr complete with handle complete all as specified and directed.

S&F in replacement of Amp metre square type 0-200 Amps CT orperated with CT complete all as specified and directed.

S&F in replacement of Volt meter 0- 500 Volt complete all as specified and directed.

S&F in replacement push button adoptor with element and fixing with screw complete all as specified and directed.

S&F in replacement Mechanical interlock kit for MO&MNX 9-40 etc complete all as specified and directed.

S&F in replacement of switch disconnector fuse unit without enclosure with HRC fuse 63 Amp TP&N 415 volt including thimble of suitable size complete all as specified and directed.

S&F in replacement of switch disconnector fuse unit without enclosure with HRC fuse 100 Amp TP&N 415 volt including thimble of suitable size complete all as specified and directed.

S&F in replacement Part - 91400 - Cable Seal complete all as specified and directed.

S&F in replacement Part - 91401 & 03 - Cable Seal for Power Cable complete all as specified and directed.

S&F in replacement Part - 91402 - Cable seal for Control Cable complete all as specified and directed.

S&F in replacement Part - 93200 - Moisture Sensor complete all as specified and directed.

S&F in replacement Rubber diaphragm (For cap-30/40HP sewage pump set). complete all as specified and directed.

S&F in replacement Rubber diaphragm cap- 10/20HP complete all as specified and directed.

S&F in replacement Guide Shoe (For cap-30/40HP sewage pump set) complete all as specified and directed.

S&F in replacement Guide Shoe Cap-10/20HP complete all as specified and directed.

S&F in replacement following items of LT electric panel board fixed at site of SW 01 to SW 06 central sewage system plant ofr carrying out repair, as per existing complete all as specified and directed.:- MCB TPN 63 Amps 10 KA 415 volt as per existing.

MCB TPN 32 Amps 10 KA 415 volt as per existing complete all as specified and directed.

Compact LED indicating lamp (RYG) 220/240V AC, 50 hz. complete all as specified and directed.

HRC fuse 2 to 6 amp complete all as specified and directed.

HRC fuse 63 amp complete all as specified and directed.

HRC fuse 80 to 100amp.ns) complete all as specified and directed.

Terminal connector, size 10 to 25 mm complete all as specified and directed.

Terminal connector, size 35mm complete all as specified and directed.

PVC pipe size 50mm dia for cables protection complete all as specified and directed.

MCB TPN 16 Amps 10 KA 415 V as per existing complete all as specified and directed.

S&F in replacement following items of electric starter / control board of SW 01 to SW 06 Central sewage system for repairs as per existing complete all as specified and directed:- Power contactor, model-3TF33 00-0A , AC3-22 Amp 415V

Power contactor, model-3TF34-00-0A AC3-32 Amp 415V complete all as specified and directed.

Power contactor, model-3TF35-00-0A AC3-38 Amp 415V complete all as specified and directed.

On-delay timer (03-60 sec), Type:3RP1576-INP 30 8k. as per existing complete all as specified and directed.

Over load relay 12.5-20A. (seimens or equivalent contactor mounting 3TF33) as per existing complete all as specified and directed.

Over load relay 16-25A (seimens or equivalent contactor mounting 3TF34.) as per existing complete all as specified and directed.

Over load relay 25-36A (seimens or equivalentcontactor mounting 3TF35.) as per existing.

M&L for cleanning of the choked casing of non clog submersible pump/column pipe of capacity 4HP to 15 HP by removing sludg/silt or any solid & refixing the pump/column pipe in position & testing for proper functioning including all T&P required for removal & refixing including dewatering the sump upto desired level with own arrangement complete alll as specified and directed

All as per item No 41.00 here-in-before but of capacity 20 HP to 40 HP complete all as specified and directed.

S&F in replacement On load type change over switch open execution of capacity 100 Amps 4 Pole 415 Volts complete with handle complete alll as specified and directed

S&F in replacement Change over switch 63A, 4 Pole, 415V without enclosure complete alll as specified and directed

Taking out pump 7.5 Hp to 15 HP from cap its existing foundation by cutting nuts & bolts, blocking the outlet & inlet system by proper plate, decoupling and transportation of pump or part there of to contractor's workshop and back to site, re-fixing, aligning, connecting inlet & outlet pipe after repair and replacement of following parts suitable for centrifugal pump (Installed at Bansi Park STP for lifting treated water) complete all as specified and directed. Note :- Labour for opening up of pumps and machinary work and other minor parts required to make the pump functional shall deemed to be included in quoted rate (i) Ring (Entire) - 01 No (ii) Lantern ring - 02 Nos (iii) Water deflector DE & NDE - 02 Nos (iv) Gasket between lower & upper casing - 01 Set (v) Pump shaft bush SS - 01 No (vi) Suitable Ball bearing DE-01 Nos (vii) Suitable Ball bearing NDE- 01 No (viii) Mechanical Seal - 01 No

S&F in replacement Control Unit, 415 Volts, 50 Hz, 3 Phase, AC - 4 wire complete as mentioned under :- (a) Control - Under/over voltage/Reverse Phasing/Single Phasing protection, Moisture sensor control, Motor Over load, Level control (b) Indications - Low/High Voltage/Reverse Phasing indication - AMBER, Pump running indication - RED, Over load Trip indication - AMBER, Moisture indication - AMBER, High temperature (Thermistor)

S&F in replacement Thermister relay complete alll as specified and directed.

S&F in replacement of MCCB type DU 125 thermal release range 50-63 Amps TP 415 Volt 16 KA complete all as specified and as directed .

S&F in replacement of MCCB type DU 125 thermal release range 100-125 Amps TP 415 Volt 16 KA complete all as specified and directed.

M&L for in replacement of MCCB type DN 250 thermal release range 200-250 Amps TP 415 Volt 16 KA complete all as specified and directed

M&L for painting of LT panel with two coats of synthetic enamel smoke grey paint over after preparation of old surfaces complete all as specified and directed.

M&L for painting of Pumping set of any size and capacity with two coats of synthetic enamel smoke grey paint after preparation of old surfaces complete all as specified and directed.

S&F in replacement PVC Hose pipe flexible/Spiral for suction /delivery of water supply /sewage as per IS standard, green in colour of pressure 11Kg/Sqcm of Internal dia 80 mm complete with all fixing arrangement complete all as specified and directed.

All as per item No 53 but 100 mm size/dia complete all as specified and directed.

S&F in replacement 150 mm size/dia. Non return valves (NRV) of following sizes, pressure Rating: PN -1.6, seat: Nitrile, Flange Std, as per existing complete all as specified and directed.

All as per item No 55 but 100 mm size/dia complete all as specified and directed.

S&F in replacement chain pulley block of capacity 3 Ton having anticorrosive stainless steel chain suitable for sewage installation and capable of lifting the load from 15 mtrs complete all as specified and directed.

M&L for Cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending colt or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of paint complete all as specified and directed.

Supply, laying, jointing and testing cast iron pipe 100mm bore with flanged ends, including nuts, bolts, washer and neoprene rubber gasket jointcentrifugally cast class A, in any length for replacement of column pipes of non clog submersible pumps in under ground sewage sumps (vertical & horizontal pieces) and fixing with header, non return valves, sluice valves etc. laid on pillars as per existing including taking down old unserviceable pipe complete all as specified and directed.

All as per item No 59.00 above but 150mm bore CI pipe complete all as specified and directed.

Supply and fixing Cast iron fittings (ISI marked) upto 250 mm bore such as bends (any type, radius & angle), Tapers any type (straight, bend, increasing, decreasing or double socket etc), Tee pieces, single branch, “Y” junction, double branch, cross (for flanged / sockets or socket & spigot), collars, caps & plugs suitable for spigot & socketed pipes all as specified & directed.

Taking out unserviceable mild steel cover of valve pit chamber and supply and fixing covers of valve pit chamber duly hinged fabricating the frame by using 3.15mm thick mild steel sheet and angle iron frame 50mmx50mmx6mm thick including making locking arrangement and fixing the cover in PCC 1:2:4 type B1 using 20mm graded stone aggreagte and providing hold fast of appropriate size made to shape of 50mmx6mm flat iron including painting the sheet & frame with two coats of synthetic enamel paint over a coat of red oxide primer all as specified & directed.

Supply & fixing in replacement cast iron body sluice valve heavy duty class ‘PN-1.6’ of 150 mm bore, ISI marked with IS 14846, both flanged ends and drilled, with forged brass spindle, CI gate with brass ring, non rising type, cast iron wheel handle, cast iron cap, complete with 3mm thick neoprene rubber gasket joint and nuts, bolts (high tensile), washers etc, and testing, complete, all as specified & directed.

Supply and fixing in replacement non return valve heavy duty class ‘PN-1.6 of size 100mm bore, cast iron body, as per IS 5312 (ISI marked), heavy duty, both ends flanged and drilled, including nuts, bolts, washer and neoprene rubber gasket joint complete all as specified and as directed.

Supply and fixing in replacement non return valve of size 150mm bore, cast iron body, as per IS 5312 (ISI marked), heavy duty, both ends flanged and drilled, including nuts, bolts, washer and neoprene rubber gasket joint complete all as specified and as directed.

Supply and fixing in replacement chain pulley block of capacity 2 Ton having anticorrosive stainless steel chain suitable for sewage installation and capable of lifting the load from 15 mtrs complete all as specified and as directed.

Supply and fixing in replacement stainless steel (SS316) seamless pipe outer dia 65mm , of thickness not less than 5mm, including necessary bragging / welding, Drilling and PCC work duly fixed in base of central sewage well and also in slab with MS flat angle iron of suitable and required size complete all as specified and directed at site.

Pumping out raw sewage water using diesel engine driven pump sets of suitable capacity for (removal of sludge & silt) of the primary oxidation pond of size 100mx50mx2.7m depth of central sewage system at embankment slope of 1:1000 including blocking of flow of sewage to the pond to be cleaned by diverting the flow to other pond to keep the system operative during executing the job on another and pumping out & disposing the same at a distance up to 500 mtr through proper pipe line and/or closed tanker etc complete all as directed. Note :- (i) Removal and desludging will be measured and paid under srl item No 70.00 here-in-after. (ii) Deisel engine pump & other T&P including fuel will be arranged by contractor under his own arrangements.

All as per item No 70.00 but from the secondary oxidation ponds of size 100mX50mX2.7m depth of central sewage system at embankment slope of 1:1000 complete all as specified and directed. Note :- (i) Removal and desludging will be measured and paid under srl item No 69.00 here-in-after. (ii) Deisel engine pump & other T&P including fuel will be arranged by contractor under his own arrangements.

Cleaning cum desludging of raw sewage from primary oxidatioin pond of size 100mX50mX2.7m depth at a embankment slope of 1:1000 by removing deposited sludge and silt completely with using suitable pumps, scrapers, wire brushes manually and necessary T&P from the bottom of the oxidation pond (approx depth of the silt from the bottom of the pond 1.2m) by scrapping out deposit sludge etc of ponds by Manually/mechanically & cleaning with clear water, removing and depositing the sludge & silt to a distance not exceeding 08 kms from the oxidation ponds by covered trolley ensuring that the sludge does not spoil on the road surface and cleaning the area around the pond up to a distance of 15m periphery including removal/cutting up routing of wild vegitation / bushes or shurb etc around the pond not and removing the same exceeding 500m complete all as specified and directed.

All as per item No 70.00 but from the secondary oxidation pond of size 100mX50mX2.7m depth at a embankment slope of 1:1000 by removing sludge & silt completely with suitable pumps, manpowers & necessary T&P from the bottom of secondary pond (approx depth of the silt from the bottom of the pond 0.5m) complete all as specified and directed.

Cleaning and desludging of brick masonary efluent channel of sectional size 1.5m wide, 0.60m depth by removing sludge & silt manually (approx deposit 0.20m) and disposing up to a distance of 500m including removal/cutting and uprooting of wild vegitation shrub/bushes etc around the channel upto 3m distance bothside complete all as specified and directed.

Cleaning and desludging of sewage sump well of size internal dia 6.20m and 6.30m deep from ground level by removing sludge and slit completely with suitable means(mechanical and/or manual) from the bottom of sewage sump by scrapping out deposit, sludge etc including the side walls of sewage sump well with the help of scraper, wire brush etc cleaning with clear water using pressure water jet. removing the sludge and silt and depositing where directed to a distance not exceeding 08 Kms from the sewage well by covered motor van/ tractor trolley ensuring that sludge does not spoil the roads. cleaning the area around the sewage sump not exceeding 2m on either side including cutting of bushes etc and cleaning the site complete (approx deposit of sludge/silt 0.95 mtr height) (SW-06).

All as per item No 73.00 but sewage sump well of size internal dia 6.20m and 8.33m deep and removing the sludge & silt and depositing where directed by Engineer-in-Charge to a distance not exceeding 5 Kms ( approx deposit of sludge/silt 0.85 mtr height) .(SW-05) complete all as specified and directed.

All as per item No 73.00 but sewage sump well of size internal dia 8.40m and 9.10m deep from ground level and removing the sludge & silt and depositing where directed to a distance not exceeding 07 Kms ( approx deposit of sludge/silt 0.95 mtr height) (SW-02)

All as per item No 73.00 but sewage sump well of size internal dia 8.40m and 7.20m deep from ground level and removing the sludge & silt and depositing where directed to a distance not exceeding 7 Kms ( approx deposit of sludge/silt 0.95 mtr height) (SW-03)

All as per item No 73.00 but sewage sump well of size internal dia 8.40m and 8.78m deep from ground level and removing the sludge & silt and depositing where directed to a distance not exceeding 3 Kms ( approx deposit of sludge/silt 0.90 mtr height) (SW-04)

All as per item No 73.00 but sewage sump well of size internal dia 6.20m and 6.30m deep from ground level and removing the sludge & silt and depositing where directed to a distance not exceeding 05 Kms ( approx deposit of sludge/silt 0.85 mtr height) (SW-01)

Cleaning of raw sewage sump well of size 2m x 5m x 6.88m deep of STP 0.24 MLD including inlet box, bar & screen, oil & grease trap by removing the sludge and silt completely with suitable pumps from the bottom of sewage sump (Approx deposit of sludge/silt 0.85 mtr height) by scrapping out deposit, sludge etc including the side walls of sewage sump with the help of scraper, wire brush etc removing and cleaning cleaning with clear water and depositing the sludge and silt to a distance as directed by Engineer-in-Charge not exceeding 08 Kms from the sewage well by covered motor van/ tractor trolley ensuring that sludge does not spoil the roads, cleaning the area around the sewage sump not exceeding 2m on either side including cutting of bushes etc and cleaning the site complete all as specified and directed.

All as per item No 79.00 but sewage sump of size 3.5m x 5m x 7.88m deep at sewage treatment plant 2.0 MLD including inlet box, bar screen, oil & grease trap, grit channel, distribution chamber and removing the sludge & silt and depositing where directed to a distance not exceeding 05 Kms from STP (Appx deposit of sludge 0.95 mtr height)

All as per item No 79.00 but sewage sump well of size internal dia 1.20m and 4.50m deep from ground level and removing the sludge & silt and depositing where complete all as specified and directed.to a distance not exceeding 06 Kms ( approx deposit of sludge 1.15 mtr height) (Eastern pocket MAP Officers Qtrs) Well No - 07

M & L for preparing old painted steel or iron surfaces of any size by removing dust, rust with the help of sand paper and applying two coats of synthetic enamel paint on surfaces of machineries, equipment, steel structure at sewage sump installations etc complete all as specified and directed. Note :- T&P installed at sewage well No 1 to 06 (Central sewage system & STP) and connected items shall only be measured under this item.

Pumping out raw sewage water using pump sets diesel engine driven from sewage plant installation for cleaning (removal of sludge and silt) of the installation including blocking flow of sewage from nearby manhole etc till the each individual job is completed against item Sl. No. 83.01 to 83.11 of this schedule, for 08 (Eight ) hours per day minimum and disposal of the same through proper pipelines to a distance not less than 150 mtr from the installation complete all as specified and directed for following installations :- Notes :- (i) Removal and desludging will be measured and paid under srl item No 83.01 to 83.11 hereinafter. The desludging/de-watering shall be done one time only in the interval of minimum 06 months, if pumping required at site more than one time will be done by prior written approval of GE. (ii) Deisel engine pump & other T & P including fuel will be arranged by contractor under his own arrangements.

Under ground sewage sump well of size internal dia 6.20m and depth 6.30m (SW-01) complete all as specified and directed.

Under ground sewage sump well of size internal dia 6.20m and depth 6.30m (SW-06) complete all as specified and directed.

Under ground sewage sump well of size internal dia 6.20m and depth 8.33m (SW-05) complete all as specified and directed.

Under ground sewage sump well of size internal dia 8.40m and depth 9.10m (SW-02) complete all as specified and directed.

Under ground sewage sump well of size internal dia 8.40m and depth 7.20m (SW-03) complete all as specified and directed.

Under ground sewage sump well of size internal dia 8.40m and depth 7.20m. (SW-04) complete all as specified and directed.

Under ground sewage sump of size 2m x 5m x 6.88m deep.at STP 0.24 MLD complete all as specified and directed.

Under ground raw sewage water sump of size3.5m x 5m x7.88m deep at STP 2.0 MLD complete all as specified and directed.

Under ground sewage sump well of size internal dia 1.20m and depth 4.50m (Eastern pocket MAP Officers Qtrs) complete all as specified and directed.

Chlorine contact tank in RCC Construction of size 6x4m and 2.50m depth (STP 2MLD) complete all as specified and directed.

Chlorine contact tank in RCC Construction of size 3x2m and 2.50m depth (STP 0.24MLD) complete all as specified and directed.

Supply & fixing in replacement maintenance free battery with cat eye showing charged conditions of Battery of capacity 180 AH fully charged complete all as specified and directed.

Supply & fixing in replacement maintenance free battery with cat eye showing charged conditions of Battery of capacity 150 AH fully charged complete all as specified and directed.

Supply & fixing in replacement maintenance free battery with cat eye showing charged conditions of Battery of capacity 88 AH fully charged complete all as specified and directed.

M & L in replacement of standard copper conductor battery lead for 24 Volts DC grade red for (+)ive terminal and black of (-) ive terminal fitted with battery at one end & battery lug at other end complete of length 1.5 mtr all as specified & directed.

Surface excavation (at STP 2.0 MLD & 0.24 MLD) not exc 30cm depth and averaging 15cm depth and getting out in soft/loose soil including clearing away all grass and vegitation, shurbs, bushes, undergrowth roots and removing the rubbish to a distance not exc 50m and depositing where directed complete all as specified.

Supply and fixing in replacement butterfly valve of size 100mm bore, cast iron body, as per IS 13095 (ISI marked), heavy duty, including nuts, bolts, washer and neoprene rubber gasket joint complete all as specified and as directed.

Supply & fixing in replacement cast iron body sluice valve heavy duty class ‘PN-1.6’ of 250 mm bore, ISI marked with IS 14846, both flanged ends and drilled, with forged brass spindle, CI gate with brass ring, non rising type, cast iron wheel handle, cast iron cap, complete with 3mm thick neoprene rubber gasket joint and nuts, bolts (high tensile), washers etc, and testing, complete, all as specified & directed.

M & L for brick work with old size bricks, straight or curved on plan exceeding 6m mean radius, built in cement mortar 1:4 complete for repair to brick pillars supporting pieces & valve chambers including demolition of old brick work complete all as directed.

virendra constructions

M/s Devendera construction

SAINI ELECTRIC STORE