CA NO GE/AFJ-23 /2021-22 MANNING/OPERATION AND MAINTENANCE OF STP, SEWAGE PUMP HOUSE AND CONNECTED WORKS AT AF STATION JAMMU

Amount

Manning and operation of following Plants installed at Vayu Vihar & Tech area at Air Force station Jammu including operation and routine maintenance of pumps,motor, valves , gear boxes , electrical components , MBBR , piping , fitters and maintening waste water according to the appropriate norms, mixing of sodium hyprochloride liquide , removal of sludge and keeping the installation neat and clean BY EMPLOYING (A) One skilled operator/shift from 0600 to 1400 Hrs and 1400 to 2200 Hrs (for two shifts). (B) One helper for one shift from 0900 hour to 1700 hour PLANTS INSTALLED AT SEWAGE TREATMENT PLANT: i). Sewage Treatment Plant based on principle of non clogging Moving Bed Bio Reactor (MBBR) of capacity of sewage treatment for approx 7000 users. ii). Diesel engine driven Generator Set of capacity 30 KVA for providing Stand by power supply. Make- Kirloskar including carrying out daily / weekly /monthly maintenance check as prescribed in manufacturers manual for smooth running of DG sets. iii). Three phase induction motor cap 30 HP with twin lobe compressor - 02 Nos.

iv). Three phase induction motor with centrifugal pumpset cap 03 HP -02 Nos. v). Voltage stabilizer cap 30 KVA - 01 Nos. vi). Three phae induction motor cap 10 HP for overflow with process pumpset - 02 Nos. vii) Three phase induction motor with centrifugal pumpset cap 02 HP for sludge pumping upto bed -01 Nos. PLANTS INSTALLED AT SEWAGE PUMP HOUSE AT POLO GROUND: i). Diesel engine driven Generator Set of capacity 30 KVA for providing Stand by power supply. Make- Kirloskar, including carrying out daily / weekly /monthly maintenance check as prescribed in manufacturers manual for smooth running of DG sets. i). Centrifugal pumpset coupled with three phase induction motor cap 10 HP -02 Nos. PLANTS INSTALLED AT SEWAGE PUMP HOUSE AT TECHNICAL AREA GATE: i). Centrifugal pumpset coupled with three phase induction motor cap 15 HP - 01 Nos. PLANTS INSTALLED AT OLD SEWAGE PUMP HOUSE AT VAYU VIHAR i). Non clog centrifugal pumpset coupled with three phase induction motor cap 7.5 HP -02 Nos.

Note :- (a)The personnel employed by the Contractor must have technically qualified having Govt approved ITI with minimum two years experience/ A person having seven years experience in the relavent trade / Ex servicemen of the relavent trade (Fitter General Mechanic/Pump Operator/DG Set Operator) and shall have adequate knowledge of operation and maintenence of DG Set/Pump Sets and Electrical Machinery. (b) Persons employed must have Aadhar number and linked bank account. (c) Contractor Shall install & Maintain digital Bio-metric attendance systems at the installation as required to record the attendance of the personnel and authorised admin for Bio matric machine will be the concern JE E/M Incharge of the installation all as directed by Engineer Incharge. Expenditure in this effect shall be included in quoted rate. (d) It is an express condition of the contract that payment of wages to tradesmans/workers deployed at site of work shall be made through bank account of individuals only. The contractor deposit/ distribute the payment in first week of every month and will confirm to Engr-in-Charge by submitting the bank transaction document from bank. The salary paid to the trademen /worker shall not be less than minimum wages/fair wages as notified time to time by Govt. (e) Fuel for running of DG sets will be supplied by the DEL.

(f) The unit rate quoted shall be deemed to include cost of consumable items such as cotton waste and Hessain clothes, T&P required for maintenance, nuts, bolts, washers, grease, oil, battery terminals, stationery for log book sheet, attendance register, First aid box, operator dress etc. (g). In case of Non deployment of operator on duty, non rectification of defects / cleaning of installation, non maintenance of log sheets and other records in the installation on particuar day, it shall be considered that operator are absent on duty necessory recovery will be deducted by the Engnr-in-Charge from the dues without any notice to the Firm. (h) Contractor shall provided proper uniform to the operator as approved by Engineer-in-charge . Operator without approved uniform will treated as absent. (j) No claim whatsoever shall be admissible regarding distance between plants/installation and location of plant/installation to be kept operational under above items. Rate quoted are deemed to be inclusive of this aspect. (k) On acceptance of the agreement, contractor shall produce the copies of educational qualifications and experience certificates of tradesmen being employed in the work to the Engineer-in-charge and copy of the same shall be forwarded to the GE.

(l) The contractor on acceptance will acquire valid entry passes from AF Security Section for entering in restricted area through Engineer-in-charge. (m) Contractor has to provide adequate standby staff or reliver to the duty persons without any extra cost to the department. Recovery will be made at two times of quoted rate for absent from duty. (n) The firm shall depute following staff in two shifts duties (Each shift of eight Hours) for running the plants installed at above three locations which are within the premises of 350 Mtr. The timings of the shifts shall be decided by the Engr-in-charge as per requirement. (O) The contractor shall adhere to manfacturer's guidelines for maintenance and replacement of spares (consumable and non consumable) for Sewage Treatment Plant and cost of spares (both consumable and non consumable) shall be measured and paid separately under appropriate items of schedule. p) The Sewage Treatment Plant, Sewage Pump houses and Generator set shall be operated on all working days, sundays and holidays or as and when directed by the Engr-in- Charge

(q). Any parts required to be replaced during servicing, running and maintenance of Sewage Pump houses and DG Set shall be measured and paid for separately under appropriate item of schedule. r) It shall be considered that operator are absent on duty and recovery at double cost of rate quoated by contractor shall be deducted by the Engnr-in-Charge from the dues without any notice to the Firm. (s)Duty roster duly affixed the photographs of the individual on duty will be displayed at duty room (t) Monthly grass cutting and clearance of bushes in sarrounding of STP & Sewage Pump House to be carried without fail and cost there of shall deemed to be included in the unit rate quoated and it shall be considered that if the installation are not cleaned properly the recovery at double cost of rate quoated by contractor shall be deducted by the Engnr-in-Charge from the dues without any notice to the Firm

Carry out water testing of bacterial,chemical and biological analysis of sewage water treated water from NABL accredited Govt approved lab for following parameters and submission of test reports all as directed: (a) PH (b) Chemical Oxygen demand/COD (c) Biological Oxygen Demant/BOD (d) Total Suspended solids (e) Oil and grease (f) TKN (g) Total Coliform (h) Organism MPN (k) Dissolved Oxygen Note: water testing shall be carried out twice in period of contract all as directed without fail else recovery will be made at Rs 25000/- per test for execution of item and for non-submission of Test Report.

Supply only PP floating media to top up for bio reactors for maintenance of Sewage Treatment Plant:

Cleaning of foot valve of Sewage treatment Plant after taking out PVC/ armoured hose suction pipe of sewage pump from sump well and lowering in existing position for smooth functioning of Sewage Treatment plant including replacement of minor unserviceable parts like gasket etc of foot valve 100 mm dia complete all as directed.

Description all as per srl item No 4.00 here in before but for Sewage Pump house at Polo Ground for dia of pipe 100 mm complete all as directed.

Description all as per srl item No 4.00 here in before but for Sewage Pump house at Technical area for dia of pipe 100 mm complete all as directed.

Description all as per srl item No. 4.00 here in before but for Old Sewage Pump house at Vayu Vihar for dia of pipe 100 mm complete all as directed.

NOTE for item No 4.00 to 7.00 : The item will be operated once in every week during the entire period of the contract.

M & L for Lifting/ taking out of sludge /silt accumulated inside of main sewage reservoir sump well of size 12.50 m x 8.30 m x 3.60 m of capacity 7000 users with help of sewage suction pump and transporting & disposal of the same to out side of AF Station Jammu in hygenic manner complete all as specified and directed by Engineer - in- Charge

M & L for Lifting/taking out of sludge/silt accumulated inside at Sewage Treatment Plant of clarifire chamber 1 and 2, sludge digester and reaction room complete with help of sewage suction pump and transporting & disposal of the same to out side of AF Station Jammu in hygenic manner complete all as specified and directed by Engineer - in- Charge

M & L for Cleaning of sewage treated clean water sump by means of scraping, discaling with bleaching powder, removing sludge etc all as specified and directed by Engineer-in-Charge.

Description all as per srl item No. 10.00 here in before but for Sewage Pump house at Polo Ground complete all as directed.

Description all as per srl item No. 10.00 here in before but for Sewage Pump house at Technical area complete all as directed.

Description all as per srl item No 10.00 here in before but for Old Sewage Pump house at Vayu Vihar complete all as directed.

Surface Excavation not exceding 30 cm deep and average 15 cm deep and getting out for Lifting/ taking out of sludge /silt accumulated inside drying sludge bed of 1-10 Nos bed of size 6.0x6.0x1.2 m making necessary arrangements and disposal of the same to the out side of AF Station Jammu complete all as specified and directed by Engineer-in-Charge.

NOTE for item No 8.00 to 14.00 : (i) The item shall be operated once in every five months and shall be measured separately. (ii) The necessary T & P and labour / vehicle involved shall be arranged by the contractor without any extra cost to the departmen (iii)Non execution of these items will be impose recovery at twice of the quoted rates against each item

Supply and fixing in replacement PVC foot valve assembly complete of suitable size for pipe of 100 mm bore all as directed.

Supply and fixing in replacement PVC armoured hose pipe of 7.5 metre standard length, working pressure 10 Kg/Sqcm, size 100 mm bore complete all as directed.

Supply and fixing in replacement butterfly valve as per IS specifications of 100 mm bore size complete all as dirceted. Make - BIR / KSB

Supply and fixing in replacement butterfly valve as per IS specifications of 200 mm bore size complete all as dirceted. Make - BIR / KSB

Supply and fixing in replacement DOL starter suitable for 7.5 HP motor, MK-1 DOL, relay max range 13-22 Amps complete all as dirceted. Make: L&T/Schneider/HPL

Supply and fixing in replacement Single phase preventor 230 Volts, 50 cycles, . Make : Minilec

Supply and fixing in replacement MCCB 415 volts, 3 phase of capacity 200 Amps of rupturing capacity of 35 KA complete all as directed. Make: Legrand (DPX³) or equal approved in Siemens (3VL)/Schneider (NSX)/L&T (D-Sine)

Supply and fixing as in replacement V fan belt size 13x710 A 228 A 740 EL and belt No - C-2240C86 for blower Compressure (evaporator Motor). Make- Fenner/Denlop.

Servicing/maintenance of Twin Lobe Compressor Make Everest of capacity 1250 Cum/hour, pressure 0.6 Kg/cm2, 1410 RPM coupled with electric driven AC induction motor of capacity 30 HP, three phase including carrying out maintenance check along with following repairs: (a) Dismantling of Twin lobe compressor in presence of MES representative and display all the parts without damage any portion for inspection of Engineer-in-Charge to ascertain the serviceability of existing parts and assembling the same after filling Servo super 90 gear oil up to indicated level. (b) Heating, varnishing to stator, rotor with super quality varnish and drying out properly with external heat. (c) Cleaning, washing of bearing and use right quantity of ball bearing grease for bearing. (d) Assembling of motor with old serviceable parts and replacement of unserviceable parts with new as ordered where necessary. (e) Installation of motor by making connections as per existing and testing on load.

Note (i) Any parts required to be replaced during servicing, maintenance of motor, pump set, compressor etc to be included in the quoted rates and also labour cost in repair shall be deemed to be included in the quoted rates. (ii) Any minor / major repairs involved to make the motor, pump functional even if notified by the Engineer-in-Charge shall be carried out by the contractor without any extra cost to the department. (iii) Rewinding of stator of motor . (iv) Greasing/oiling etc of parts as required shall be done by the contractor without any extra cost to the department.

Servicing / maintenance of centrifugal pump set of sewage discharge capacity 4.2 Cum/hour, 30 metre head, 1440 RPM coupled with elecctric driven AC induction motor of capacity upto 15 HP, three phase including rewinding of motor carrying out maintenance check along with following repairs: (a) Dismantling of centrifugal pump set in presence of MES representative and display all the parts without damage any portion for inspection of Engineer-in-Charge to ascertain the serviceability of existing parts. (b) Heating, varnishing to startor, rotor with super quality varnish and drying out properly with external heat. (d) Checking play of impeller and bushing of pump and repair/replacement of bushes, gland, sleeves etc. (e) Assembling of motor with and pump replacement of unserviceable parts with new as ordered where necessary. (f) Installation of motor by making connections as per existing and testing on load.

Note : (i) Bearing shall be measured and paid separately under relevant. However all other items required for for making pump/motor functional shall be inclusive in quated rate.

Supply only cast iron impeller for non clog centrifugal pump suitable for motor upto 15 HP capacity as per existing item to incorporate against relevant item here-in- before.

Supply only ball bearing suitable for motor capacity upto 15 HP as per existing item to incorporate against relevant item here-in- before. MAKE: SKF/NBC/TATA

Supply and fixing in replacement pressure gauage of 0-100 mnwp, complete all as specified and as directed.

Servicing of DG set capacity 30 KVA installed at STP and Sewage Pump houses at 23 Wing AF including carrying out maintenance check alongwith following repairs: (a) Drain out the lubricating oil from sump and refilling after proper cleaning. (b) Replace engine oil filter catridge with new one. (c) Renew fuel filter catridge with new one. (d) Check tightness of all nuts and bolts. (e) Check adjustment of V belt for driving engine water pump and alternator. (f) Assembling complete old serviceable parts and replacement of old unserviceable parts by new ones as per direction of Engineer-in-Charge. (g) Testing of DG set after servicing to entire satisfaction of Engineer-in-Charge. (h) Cleaning of air cleaner filter and renew after period of hours run as specified by manfacturers manual.

Note:- (i). Any minor parts such as screws, washers, split pins, clips etc shall be supplied by the firm and rate for the same shall be deemed to be included in the unit rate quoted. (ii) The job shall be carried out after two hundred hours run of DG set and shall be measured and paid separately no. of times carried out during the entire period of contract. (iii) Any parts required to be replaced during servicing of engine shall be measured and paid for separately.

Supply only following provisional items to be incorporated in the work against relevant item here in before for DG set of capacity 30 KVA. Make : Kirloskar.

(a) Oil filter Catridge with 'O' rings / gasket.

(b) Fuel filter Catridge with 'O' rings / gasket..

(c) Air cleaner filter Catridge with 'O' rings / gasket..

Repair/ servicing to battery charging alternator 12 Volt by replacing worn out required parts to be supplied by the firm and testing as directed by Engr-in-Charge.

Servicing / repair to self starter 12 volts by replacing burnt out field coil and other worn out parts such as carbon bush, spring etc as required, assembling with serviceable and new parts including taking out from engine and refixing at its original position after repair suitable for any type of Engine.

Supply and fixing fan belt for any size of the Engine as per existing for DG set any capacity.

Supply and replacement / top up of coolent. Make ; Castrol.

Disconnecting, repairing calibration, testing of fuel injection pump assembly any capacity including replacement of seal spring nozzle 'O' ring and minor worn out nuts, bolts, sockets etc and testing on full load as directed.

Supply and installing as in replacement of 12 volt 160 AH lead acid wet maintenance free battery including initial charging with necessary material connecting with battery lead of DG set at site and setting aside unserviceable material for reuse or carry to store. Make : Exide/ Amaron.

Spray Painting of Pump & Motor any type, capacity upto 15 HP as per colour code (Shade) of MES specification after cleaning the dust particle of existing motor & Pump as directed by Engr-in-Charge

S & F in replacement Cross linked Plastic pipe(25-32mm dia) as per sample heavy duty for compressor use, one end fixing with compressor and other end to be fixed in collection chember(STP) at bottom with clamp for proper fixing complete all as specified and directed by Engr-in-Charge

Material and labour for preparation of old decorated surfaces by complete removal of exisitng treatment and applying two coats of cement base paint including curing before and after applying each coat complete all as specified and as directed.

Material and labour for joints with 3mm thick rubber gasket including provision of bolts, washers, white lead etc for flanged pipes and fittings of size 80mm bore complete all as specified and as directed.

Supply and fixing cast iron flanged butterfly valve suitable for 80mm bore of pipe, including taking out old unserviceable valve complete all as specified and as directed.

Supply and fixing cast iron flanged butterfly valve suitable for 50mm bore of pipe, including taking out old unserviceable valve complete all as specified and as directed.

Material and labour for chart/ poster/ diagram / name plate etc made out of perpex sheet 2 mm thick, cut to size and shape with colour background and diagram and letters including fixing arrangement with screws / adhesives as required complete all as specified and directed by Engineer in charge. Note: The content and size of chart/ poster /diagram / name plate etc shall be as per standard engineering practice given by the Engr in charge during execution of work.

15mm bore, Bib tap standard of PTMT any colour high pressure screwed for iron pipe and fixed (Minimum weight 15mm-90gms/20mm-125gms), fixed in repairs, complete all as specified and as directed by Engineer-in-Charge.

Supply and fixing 4mm dia galvanised steel wire chain link fencing of size 75 x 75 mm mesh including line wires, fixed with any type of standards, rails, straining bolts, etc. including provision of binding wire including dismantling old unserviceable chain link fencing any type and size complete all as specified and as directed by Engineer-in-Charge.

TMT mild steel bars, 10mm dia and over, as in reinforcement, cut to length, bent to shape required including cranking, bending spirally or hooping for columns, hooking ends and binding with MS wire (annealed not less than 0.9mm dia) , complete all as specified and as directed by Engineer-in-charge.

Factory made, Machine pressed precast conctete interlocking paver block any shape and size as approved by EIC, confirming to IS 15658-2006 of 60 mm thickness, M-35 Grade, with grey cement & pigment, in paths, set and jointed with grey cement slurry & pigment laid over and including 50 mm thick fine sand cushioning including watering and well ramming laid over and including 75mm thick PCC 1:4:8 type D-1 using 20 mm graded crushed stone aggregates complete all as specified and directed by Engineer-in-Charge.

Excavating in post holes (or similar holes) each n exc 0.50 cu. m, getting out, returning, filling in, in any type of soil and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm watering and removing surplus soil to a distance not exceeding 50m and making good surface complete all as specified and as directed.

Mild steel framed work such as grills, gratings, etc. with ends of bars shouldered and/or riveted or forged into spikes, framed guard bar, barred iron doors; ladder, framed balusters; railing; frame work for water tanks, cooler stand etc and similar work conforming to FE 410-O or 310-O, including taking down of old grills/gratings/etc. complete all as specified and as directed by Engineer-in-charge.

Dismantling posts or struts (wood, steel or R.C.C.), embedded in Concrete, brick work, masonry, etc any section, including taking out embedded portion and making good disturbed ground complete all as specified and as directed by Engineer-in-charge.

Demolition of unreinforced cement concrete in ground floors and paving n.exc 15cm thickness (below or above ground level) and removing demolished material to a distance and depositing to the distance exceeding 50 metres but not exceeding 100 mitres where directed at a level not exceeding 1.5 metre above the starting point complete all as specified and directed by Engineer-in-Charge.

Plain cement concrete 1:4:8 type D-2 using 40mm graded crushed stone aggregates as in foundation filling and mass concrete complete all as specified and as directed by Engr-in-Charge.

Cement concrete, type B-1 (1:2:4), using 20 mm graded crushed stone aggregates as in lintels up to 1.5 metre clear span, bed blocks, copings and the like including weathering, slightly rounded or chamfered angles & throating including provision of necessary formwork, complete all as specified.

Material and Labour for disconnecting and removing the MOTOR of any make/model / type, from STP and foundations/ base frame located at different locations, by disconnecting electrical connections and pump couplers, taking it to workshop for repair, rotor assembly, removing burnt out winding wires complete, Rewinding of Motor same guage and type of insulation copper conductor winding wires and insulation sheets , applying insulating varnish over the complete winding, drying up by heating , assembling back the and rotor including replacement of bearing, nuts, bolts, studs, Gasket, packing, locking pin, terminal blocks, and terminal bolts and nuts and misc accessories & hardware required for making motor functional, both end bearings (labour only) with same size/make complete for 3Ph, 415V, 30Hp motors all as specified and as directed.

All as per item No 55.00 here-in-before but with Capacity of Motor 15Hp complete all as specified and as directed by engr in charge.

All as per item No 55.00 here-in-before but with Capacity of Motor 10Hp complete all as specified and as directed by engr in charge.

All as per item No 55.00 here-in-before but with Capacity of Motor 3Hp complete all as specified and as directed by engr in charge.

Taking down old u/s starter and Supply and install Direct online starter in sheet steel enclosure with single phase protection feature suitable for operation on AC, Three phase four wire , 415 Volts, 50 Hz supply for Motor of capacity up to 30HP with relay range 9-15Amps complete and directed by Engr- in Charge Make: L&T or equivalent in SIMENS/HAVELLS

Taking down old u/s starter and Supply and install Direct online starter in sheet steel enclosure with single phase protection feature suitable for operation on AC, Three phase four wire , 415 Volts, 50 Hz supply for Motor of capacity up to 3HP complete and directed by Engr- in Charge Make: L&T or equivalent in SIMENS/HAVELLS

Supply and fixing and testing CI sluice valves, 100 mm dia, both ends flanged and drill in with brass spindle and brass check nuts, hand wheel made out of CI complete suitable for tested hydrostatic pressure 15 Kg/Sqcm. (PN 1.6) and confirming to IS 780, including taking out of existing unserviceable valve complete all as specified and directed by Engineer-in-Charge. MAKE: KIRLOSKAR / TATA / ZOLOTO / L&T(AUDCO) / LEADER

Supply and fixing cast iron non return valve heavy duty ISI marked, 100 mm bore, with jointing material flanged joint rubber gasket 6mm thick nuts,MS nuts,bolts,washers including taking out of existing unserviceable complete all as specified and directed by Engineer-in-Charge. MAKE: KIRLOSKAR / TATA / ZOLOTO / L&T(AUDCO) / LEADER

Supply , laying, jointing & testing of DI Type K-7 pipe, 100mm dia, with socket & spigot ends, with cement morter zinc coated out side as per IS 8329/2000 in standard length suitable for and including push on tyton joints with rubber rings, laid in trenches, including taking up or down old unserviceable water mains (including all fittings), of any type including burning out joints incliding turning water OFF or ON as necessary and taking off and refixing covers, access doors etc.complete all as specified and directed by Engr in charge.

Supply , laying, jointing & testing of DI Type K-7 pipe, 150mm dia, with socket & spigot ends, with cement morter zinc coated out side as per IS 8329/2000 in standard length suitable for and including push on tyton joints with rubber rings, laid in trenches, including taking up or down old unserviceable water mains (including all fittings), of any type including burning out joints incliding turning water OFF or ON as necessary and taking off and refixing covers, access doors etc.complete all as specified and directed by Engr in charge.

M& L for MS/CI/DI fittings upto 150mm bore such as collar, bends, any type, any dia, any radius, any angle, double end socketted or double flanged or spigot & socket, tail pieces, all socketed or all flanged with an equal & other end tapering bellmouth or flanged plates, connecting pieces straight, both end flanged or socketed of socket & flanged & spigot ends or bellmouth tailpieces, one end flanged & other end spigot or socket or tatering as bell mouth or flanged, caps blank flanges heavy duty suitable for mechanical joint/flanged joint with and including taking down old fitting of any type and any size all as specified & directed by Engineer In Charge Note: Certifiacte for Weight of fitting by the manufacturere shall be submitted before payment.

M & L for mechanical type joint made of MS sheet of size 6/8 mm thick along with rubber gasket nuts bolts and washers suitable for 100 mm bore dia of CI/DI pipe complete all as specified and as directed.

M & L for mechanical type joint made of MS sheet of size 6/8 mm thick along with rubber gasket nuts bolts and washers suitable for 150 mm bore dia of CI/DI pipe complete all as specified and as directed.

S&F mechanical type 90 degree bend made of MS sheet of size 6/8 mm thick along with rubber gasket nuts bolts and washers suitable for 100 mm bore dia of CI/DI pipe. Including Taking up or down old u/s joint all as specified and directed.

S&F mechanical type 90 degree bend made of MS sheet of size 6/8 mm thick along with rubber gasket nuts bolts and washers suitable for 150 mm bore dia of CI/DI pipe. Including Taking up or down old u/s joint all as specified and directed.

Excavation in trenches not exc. 1.5m wide and not exc. 1.5m in depth for foundation etc or for shafts, wells, cesspits, manholes pier holes etc not exc. 10sqm on plan and not exc 1.5m in depth and getting out in soft/loose soil complete all as specified and directed by Engineer-in-Charge.

Excavation in trenches not exc. 1.5m wide and not exc. 1.5m in depth for foundation etc or for shafts, wells, cesspits, manholes pier holes etc not exc. 10sqm on plan and not exc 1.5m in depth and getting out in hard/dense soil complete all as specified and directed by Engineer-in-Charge.

Returning, filling in, including spreading, leveling, watering and well ramming in layer not exceeding 25 cms thick after laying and testing of cable complete all as specified and directed.

Removing excavated soil to a distance not exc. 50m and depositing where directed at a level not exc. 1.5m above starting point complete all as specified and directed by Engineer-in-Charge.

Supply only Sodium Hypo Chlorite complete ALL as specified and directed by Engineer in Charge

Repair and replacement pump parts such as bearing,impellor,seal and pump capacity 10 to 30 HP completely as specified as Engineer in Charge

Providing, installation, testing and commissioning of panel mounting solid state water level controller. FEATURES & SPECIFICATIONS: -1. An electric isolation system to isolate the level sensing probe signal voltage / power from the main power supply line. 2.High speed steel sensor probes (3 Nos.) for the purpose of sensing water levels .3.The system should have provision to trip off the motor in case of the empty tank status with motor ON & OFF LED indication. 4 solonoid valve & sensor 5 instalation charges

6. Automation: - The system should trip the motor on power failure or on appearance of an electrical fault mentioned below, which may otherwise damage the motor field coils and should restart the motorautomatically on resumption of the electric power supply and also on rectification of the appeared fault, thus, providing protection to the motor and automation to the system 7. The system shall provide protection against--- • Low voltage (Below 350V). • High voltage (Above 450V) • Pre-installation single phasing.• Post-installation single phasing. • Reverse phasing. • Un-balanced phasing. (a difference of 35V-45V between any two phases). • Over-loading.• Cut-off time – Fraction of a second. • Relay contact rating – 5Amps. resistive at 230V or 1 Ampere at 415V. 8.Information Section: - In addition the system should have the following: • LED Indications: - Separate different colored LED phase indicators and LED fault / status indicators should be provided. • Isolation / Bye Pass System should be provided with a blinking indicator. • The system should have a provision for being coupled with solid state liquid level indicator-cum-controller (LL-D2) for a complete automatic operation.

SCHEDULE 'A' PART-II (Schedule of credit) Credit amount of Rs (Refer schedule of credit) for retrieved material mentioned in Sch 'A' Part-II of Tender documents in PDF form will be deducted offline during acceptance of tender of lowest bidder.

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