PROVISION OF DG SET 250 KVA FOR P-84 SAMEEKSHA, DG SET 100 KVA FOR SECURITY LIGHT, DG SET 100 KVA FOR AERO DIVISION BUILDING, DG SET 100 KVA FOR POWER BACK UP OF OLD STORAGE FACILITY IN CTC P-77 BUILDING, DG SET 150 KVA FOR USD HANGER AT ADE UNDER GE

Amount

Supply installation testing and commissioning of silent Diesel Engine driven generating set 415 volts, 100 KVA / 80 KW 3 phase 0.8 power factor 50Hz, 1500 RPM, Liquid Cooled, With all complete all connected acessories in all respects for commissioning of the DG Set, with CPCB approved Accoustic enclosure IP 23, self excited self regulated brushless AC generator installed including accoustic enclosure suitable for ambient condition at Bangalore including AMF panel and confirming to condition under IS 4722/1460, BS 5514/2613/5000 ISO 8526/3046 with the following:-

Alternator - Standard design alternator, Power Rating 100 KVA/ 80 KW, 3 Phase 4 wire, 415 Volts, 50 HZ, Power factor 0.8(lagging) Current 139 Amps, net output at site after considering derating for per site conditions at 0.8 (lagging) power factor, 1500 RPM, Cooling Liquid cooled, Aspiration Turbo charged, air cooled self regulated screen protected drip proof IP 23 enclosure brushless design with widing in pole faces, insulating class 'H' and voltage regulation of +1% at rated voltage from no load to full load, The alternator shall be conforming to BS 2613/5000 and shall be in position to generate supply with frequency regulation with in +1% tolerance. The alternator will be suitable for tropical climate and shall generally confirm to BS-2613/5000/IS-4722.Make of the Alternator :

Diesel Engine : Adequate capacity Diesel Engine suitable for 100 KVA coupled with alternator and after considering derating as per site conditions after generating and reducing power consumed by accessories, directly coupled through flexible coupling, multi cylinder, multi stroke direct injection, cold starting 1500 RPM, as per relevant ISI/BS-5514 with an overload capacity of 10% for one hour in 12 hours continous running complete with standard accessories all as specified and required for safe handling and operation salient features of accessoires shall be as under :- KIRLOSKAR/CUMMINS/GREAVES Insulation class - 'H' , Temperature rise class - 'H' ,Excitation- Self excited Regulation performance - The voltage is kept constant with + 1%, manual voltage adjustment with in + 5%. , Frequency Regulation + 1% Suitable size & suitable number of runs of UG copper cable (Control cable) from Alternator to AMF & RAW Power to AMF Panel is deemed to be include is quoted rate.

(i) Flywheel with housing (ii) Cooling System : Mounted radiator with fan and belts (iii) Cooling Water Pump : Centrifugal type belt driven (iv) Exhaust System : As per OEM reccommendation/specification. (v) Starting System :- Electric Self Starter with maintenance free batteries including battery charging alternative belt driven. (vi) Batteries :- 12 Volts DC electrical batteries of suitable AH rating, complete connected with copper cable PVC sheathed conductor multistranded leads of suitbale length from self starter to the battery terminals complete with initial charge and initial fill of electrolite all as specified and directed. (vii) Fuel tank of adequate capacity :- As per OEM norms and specifications designed for above capacity of DG Set.

AMF Panel : Auto Main Failure (AMF) Panel made out 14/16 Gauge CRCA sheet weather proof powder coated conforming to IS 8623 totally enclosed dust and vermin proof with front and rear openings of 415 Volts, 3 Phase, 4 wire AC 50 HZ having aluminium bus bar of capacity required to carry current at 100% load of 100 KVA DG Set with three phase and half neutral colour coded pre-wired with copper flexible cable, all as specified with the following accessories, control cable from Gen Set to AMF Panel.

Contactor of Suitable capacity 3 pole with required nos as per OEM, TP contactor for netural for both supplies Suitable capacity of MCCB, 4 Pole for both supplies CTs 150/5A for both the supplies Push buttons Indication Lamps

2 over load + earth leakage relay Multi functional digital meter for KWH, KVA, KW, Amps, Volts, frequency, power factor etc. SMPS Battery charge 12V, with trickle and boost charging. ON/OFF Switch. Automatic/Manual Switch. Hooter. Voltage sensing relay. Six window anunciator for fault indications.

Acoustic Enclosure : Enclosure is free standing floor mounted factory built and modular in construction to facilitate easy assembly at work site and will be drop over housing type. It will consist of acoustically treated panel housed in sheet metal will provide easy access for maintenance, repairs and operation. The enclosure is custom to suit conditions, with the following features :-

(i) Custom built product for various equipments, with ensure the optimum performance without duration. (ii) 16SWG (1.6mm) thick CRCA sheet to be used for enclosure panel to ensure longer life against weathing action. High quality acoustic insulation materials to be used as per IS 8183 for maximum sound absoption. Acoustic layers are supported by perforated sheets. (iii) Sheet metal component of the enclosure should undergo various stages of surface treatment prior to painting which leads to be better life of the enclosure against weathering action. (iv) Special paint treatment with pure polyster powder/epoxy to be provided for better weather resistance. (v) Well designed ventilation system to be provided to put out the heat from the chamber efficiently. (vi) For effective acoustic/weather sealing a special type weather sealing gaskets, new frame rubber gaskets to be used.

(vii) Working space is to be provided around the equipment for easy maintenance/repairs. (viii) Necessary cut out provision for entry and exist of fuel lines cable to be incorported in the enclosure as per the requirement. (ix) See through transparent window(glass or acrylic) in front of engine panel to be provided for monitoring the operation. (x) Ducting if required, bellows, mechanical hardware like locks, hinge, fasters etc to be provided. (xi) Deliverables 75DB @ 1 meter at 75% load under free field conditions. The temp inside the enclosure will be with in limit and as per manufacturers recommendations above ambient temp. (xii) The enclsoure should be provided with bulk head light fitting for inside illumination. (xiii) The exhaust pipe along with proper aluminium cladding, shall be laid to a height of above the roof level. The rates for the same are to be included in the quoted rates.

(xiv) The batteries should be placed inside the enclosure inside the DG Set on a suitable insulated platform. (xv) The DG set should be provided with external emergency stop push button. (xvi) Provn of 2 Nos 11 Watts LED lamp fitting of approved Make incl wiring inside canopy with single switch controlled. (xvii) Fuel gauge to be provided with the neck of fuel tank. (xviii) Tools as per manufacturers with the box. (xix) Invents of suitable company be manufacture. (xix) The acoustic enclosure parts shall be of powder coated after pre treatment process.

(e) Civil Work : All civil works including RCC/ PCC platform 1:3:6 type C2 and related to foundations including of panel and equipments including of panel and equipments including making good and existing structure of disturbed during installation and commissioning of Gen Set, The depth of the foundation shall be minimum 300mm with anti vibration pads or as recommended by the manufacturer. The foundation drawing for DG Set shall got be approved by Engr-In-Charge before laying of foundation. The Contractor has to obtain approval for RCC/PCC foundation for the DG Set with the manufactures, Rates shall be quoted accordingly with written certificate from the manufacturers for the same.

Supply installation testing and commissioning of silent Diesel Engine driven generating set 415 volts, 160 KVA / 128 KW 3 phase 0.8 power factor 50Hz, 1500 RPM, Liquid Cooled, With all complete all connected acessories in all respects for commissioning of the DG Set, with CPCB approved Accoustic enclosure IP 23, self excited self regulated brushless AC generator installed including accoustic enclosure suitable for ambient condition at Bangalore including AMF panel and confirming to condition under IS 4722/1460, BS 5514/2613/5000 ISO 8526/3046 with the following

Alternator - Standard design alternator, Power Rating 160 KVA/ 128 KW, 3 Phase 4 wire, 415 Volts, 50 HZ, Power factor 0.8(lagging) Current 222.6 Amps, net output at site after considering derating for per site conditions at 0.8 (lagging) power factor, 1500 RPM, Cooling Liquid cooled, Aspiration Turbo charged, air cooled self regulated screen protected drip proof IP 23 enclosure brushless design with widing in pole faces, insulating class 'H' and voltage regulation of +1% at rated voltage from no load to full load, A1 The alternator shall be conforming to BS 2613/5000 and shall be in position to generate supply with frequency regulation with in +1% tolerance. The alternator will be suitable for tropical climate and shall generally confirm to BS-2613/5000/IS-4722.

Diesel Engine : Adequate capacity Diesel Engine suitable for 160 KVA coupled with alternator and after considering derating as per site conditions after generating and reducing power consumed by accessories, directly coupled through flexible coupling, multi cylinder, multi stroke direct injection, cold starting 1500 RPM, as per relevant ISI/BS-5514 with an overload capacity of 10% for one hour in 12 hours continous running complete with standard accessories all as specified and required for safe handling and operation salient features of accessoires shall be as under :-Insulation class - 'H' , Temperature rise class - 'H' , Excitation- Self excited Regulation performance - The voltage is kept constant with + 1%, manual voltage adjustment with in + 5%. , Frequency Regulation + 1% Suitable size & suitable number of runs of UG copper cable (Control cable) from Alternator to AMF & RAW Power to AMF Panel is deemed to be include is quoted rate.

(i) Flywheel with housing (ii) Cooling System : Mounted radiator with fan and belts (iii) Cooling Water Pump : Centrifugal type belt driven (iv) Exhaust System : As per OEM reccommendation/specification. (v) Starting System :- Electric Self Starter with maintenance free batteries including battery charging alternative belt driven. (vi) Batteries :- 24 Volts DC electrical batteries of suitable AH rating, complete connected with copper cable PVC sheathed conductor multistranded leads of suitbale length from self starter to the battery terminals complete with initial charge and initial fill of electrolite all as specified and directed. (vii) Fuel tank of adequate capacity :- As per OEM norms and specifications designed for above capacity of DG Set.

AMF Panel : Auto Main Failure (AMF) Panel made out 14/16 Gauge CRCA sheet weather proof powder coated conforming to IS 8623 totally enclosed dust and vermin proof with front and rear openings of 415 Volts, 3 Phase, 4 wire AC 50 HZ having aluminium bus bar of capacity required to carry current at 100% load of 160 KVA DG Set with three phase and half neutral colour coded pre-wired with copper flexible cable, all as specified with the following accessories, control cable from Gen Set to AMF Panel.

Contactor of Suitable capacity 3 pole with required nos as per OEM, TP contactor for netural for both supplies Suitable capacity of MCCB, 4 Pole for both supplies CTs 250/5A for both the supplies Push buttons Indication Lamps

2 over load + earth leakage relay Multi functional digital meter for KWH, KVA, KW, Amps, Volts, frequency, power factor etc. SMPS Battery charge 24 V, with trickle and boost charging. ON/OFF Switch. Automatic/Manual Switch. Hooter. Voltage sensing relay. Six window anunciator for fault indications.

Acoustic Enclosure : Enclosure is free standing floor mounted factory built and modular in construction to facilitate easy assembly at work site and will be drop over housing type. It will consist of acoustically treated panel housed in sheet metal will provide easy access for maintenance, repairs and operation. The enclosure is custom to suit conditions, with the following features :-

(i) Custom built product for various equipments, with ensure the optimum performance without duration. (ii) 16SWG (1.6mm) thick CRCA sheet to be used for enclosure panel to ensure longer life against weathing action. High quality acoustic insulation materials to be used as per IS 8183 for maximum sound absoption. Acoustic layers are supported by perforated sheets. (iii) Sheet metal component of the enclosure should undergo various stages of surface treatment prior to painting which leads to be better life of the enclosure against weathering action. (iv) Special paint treatment with pure polyster powder/epoxy to be provided for better weather resistance. (v) Well designed ventilation system to be provided to put out the heat from the chamber efficiently. (vi) For effective acoustic/weather sealing a special type weather sealing gaskets, new frame rubber gaskets to be used.

(vii) Working space is to be provided around the equipment for easy maintenance/repairs. (viii) Necessary cut out provision for entry and exist of fuel lines cable to be incorported in the enclosure as per the requirement. (ix) See through transparent window(glass or acrylic) in front of engine panel to be provided for monitoring the operation. (x) Ducting if required, bellows, mechanical hardware like locks, hinge, fasters etc to be provided. (xi) Deliverables 75DB @ 1 meter at 75% load under free field conditions. The temp inside the enclosure will be with in limit and as per manufacturers recommendations above ambient temp. (xii) The enclsoure should be provided with bulk head light fitting for inside illumination. (xiii) The exhaust pipe along with proper aluminium cladding, shall be laid to a height of above the roof level. The rates for the same are to be included in the quoted rates.

(xiv) The batteries should be placed inside the enclosure inside the DG Set on a suitable insulated platform. (xv) The DG set should be provided with external emergency stop push button. (xvi) Provn of 2 Nos 11 Watts LED lamp fitting of approved Make incl wiring inside canopy with single switch controlled. (xvii) Fuel gauge to be provided with the neck of fuel tank. (xviii) Tools as per manufacturers with the box. (xix) Invents of suitable company be manufacture. (xx) The acoustic enclosure parts shall be of powder coated after pre treatment process.

(e) Civil Work : All civil works including RCC/ PCC platform 1:3:6 type C2 and related to foundations including of panel and equipments including of panel and equipments including making good and existing structure of disturbed during installation and commissioning of Gen Set, The depth of the foundation shall be minimum 300mm with anti vibration pads or as recommended by the manufacturer. The foundation drawing for DG Set shall got be approved by Engr-In-Charge before laying of foundation. The Contractor has to obtain approval for RCC/PCC foundation for the DG Set with the manufactures, Rates shall be quoted accordingly with written certificate from the manufacturers for the same.

Supply installation testing and commissioning of silent Diesel Engine driven generating set 415 volts, 250 KVA / 200 KW 3 phase 0.8 power factor 50Hz, 1500 RPM, Liquid Cooled, With all complete all connected acessories in all respects for commissioning of the DG Set, with CPCB approved Accoustic enclosure IP 23, self excited self regulated brushless AC generator installed including accoustic enclosure suitable for ambient condition at Bangalore including AMF panel nd confirming to condition under IS 4722/1460, BS 5514/2613/5000 ISO 8526/3046 with the following

Alternator - Standard design alternator, Power Rating 250 KVA/ 200 KW, 3 Phase 4 wire, 415 Volts, 50 HZ, Power factor 0.8(lagging) Current 347.80 Amps, net output at site after considering derating for per site conditions at 0.8 (lagging) power factor, 1500 RPM, Cooling Liquid cooled, Aspiration Turbo charged, air cooled self regulated screen protected drip proof IP 23 enclosure brushless design with widing in pole faces, insulating class 'H' and voltage regulation of +1% at rated voltage from no load to full load, A1 The alternator shall be conforming to BS 2613/5000 and shall be in position to generate supply with frequency regulation with in +1% tolerance. The alternator will be suitable for tropical climate and shall generally confirm to BS-2613/5000/IS-4722.

Diesel Engine : Adequate capacity Diesel Engine suitable for 250 KVA coupled with alternator and after considering derating as per site conditions after generating and reducing power consumed by accessories, directly coupled through flexible coupling, multi cylinder, multi stroke direct injection, cold starting 1500 RPM, as per relevant ISI/BS-5514 with an overload capacity of 10% for one hour in 12 hours continous running complete with standard accessories all as specified and required for safe handling and operation salient features of accessoires shall be as under :- KIRLOSKAR/CUMMINS/GREAVES Insulation class - 'H' ,Temperature rise class - 'H' ,Excitation- Self excited Regulation performance - The voltage is kept constant with + 1%, manual voltage adjustment with in + 5%. , Frequency Regulation + 1% Suitable size & suitable number of runs of UG copper cable (Control cable) from Alternator to AMF & RAW Power to AMF Panel is deemed to be include is quoted rate.

(i) Flywheel with housing (ii) Cooling System : Mounted radiator with fan and belts (iii) Cooling Water Pump : Centrifugal type belt driven (iv) Exhaust System : As per OEM reccommendation/specification. (v) Starting System :- Electric Self Starter with maintenance free batteries including battery charging alternative belt driven. (vi) Batteries :- 24 Volts DC electrical batteries of suitable AH rating, complete with copper cable PVC sheathed conductor multistranded leads of suitbale length from self starter to the battery terminals complete with initial charge and initial fill of electrolite all as specified and directed. (vii) Fuel tank of adequate capacity :- As per OEM norms and specifications designed for above capacity of DG Set.

AMF Panel : Auto Main Failure (AMF) Panel made out 14/16 Gauge CRCA sheet weather proof powder coated conforming to IS 8623 totally enclosed dust and vermin proof with front and rear openings of 415 Volts, 3 Phase, 4 wire AC 50 HZ having aluminium bus bar of capacity required to carry current at 100% load of 250 KVA DG Set with three phase and half neutral colour coded pre-wired with copper flexible cable, all as specified with the following accessories, control cable from Gen Set to AMF Panel.

Contactor of Suitable capacity 3 pole with required nos as per OEM, TP contactor for netural for both supplies Suitable capacity of MCCB, 4 Pole for both supplies CTs 400/5A for both the supplies Push buttons Indication Lamps

2 over load + earth leakage relay Multi functional digital meter for KWH, KVA, KW, Amps, Volts, frequency, power factor etc. SMPS Battery charge 24 Volts, with trickle and boost charging. ON/OFF Switch. Automatic/Manual Switch. Hooter. Voltage sensing relay. Six window anunciator for fault indications.

Acoustic Enclosure : Enclosure is free standing floor mounted factory built and modular in construction to facilitate easy assembly at work site and will be drop over housing type. It will consist of acoustically treated panel housed in sheet metal will provide easy access for maintenance, repairs and operation. The enclosure is custom to suit conditions, with the following features :-

(i) Custom built product for various equipments, with ensure the optimum performance without duration. (ii) 16SWG (1.6mm) thick CRCA sheet to be used for enclosure panel to ensure longer life against weathing action. High quality acoustic insulation materials to be used as per IS 8183 for maximum sound absoption. Acoustic layers are supported by perforated sheets. (iii) Sheet metal component of the enclosure should undergo various stages of surface treatment prior to painting which leads to be better life of the enclosure against weathering action. (iv) Special paint treatment with pure polyster powder/epoxy to be provided for better weather resistance. (v) Well designed ventilation system to be provided to put out the heat from the chamber efficiently. (vi) For effective acoustic/weather sealing a special type weather sealing gaskets, new frame rubber gaskets to be used.

(vii) Working space is to be provided around the equipment for easy maintenance/repairs. (viii) Necessary cut out provision for entry and exist of fuel lines cable to be incorported in the enclosure as per the requirement. (ix) See through transparent window(glass or acrylic) in front of engine panel to be provided for monitoring the operation. (x) Ducting if required, bellows, mechanical hardware like locks, hinge, fasters etc to be provided. (xi) Deliverables 75DB @ 1 meter at 75% load under free field conditions. The temp inside the enclosure will be with in limit and as per manufacturers recommendations above ambient temp. (xii) The enclsoure should be provided with bulk head light fitting for inside illumination. (xiii) The exhaust pipe along with proper aluminium cladding, shall be laid to a height of above the roof level. The rates for the same are to be included in the quoted rates.

(xiv) The batteries should be placed inside the enclosure inside the DG Set on a suitable insulated platform. (xv) The DG set should be provided with external emergency stop push button. (xvi) Provn of 2 Nos 11 Watts LED lamp fitting of approved Make incl wiring inside canopy with single switch controlled. (xvii) Fuel gauge to be provided with the neck of fuel tank. (xviii) Tools as per manufacturers with the box. (xix) Invents of suitable company be manufacture. (xx) The acoustic enclosure parts shall be of powder coated after pre treatment process.

(e) Civil Work : All civil works including RCC/ PCC platform 1:3:6 type C2 and related to foundations including of panel and equipments including of panel and equipments including making good and existing structure of disturbed during installation and commissioning of Gen Set, The depth of the foundation shall be minimum 300mm with anti vibration pads or as recommended by the manufacturer. The foundation drawing for DG Set shall got be approved by Engr-In-Charge before laying of foundation. The Contractor has to obtain approval for RCC/PCC foundation for the DG Set with the manufactures, Rates shall be quoted accordingly with written certificate from the manufacturers for the same.

NOTE FOR SERIAL ITEM NO 01 to 03 : Any change in technical specification/ clarification from OEM may please be obtained before quoting the tender,S ame may be intimated timely & the same will not be accepted at later stages.

Supply and lay cable XLPE Insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 300 Sq mm 3.5 core including connecting to LT panel/DB TPN with necessary joining materials complete all as specified and as directed

Supply and lay cable XLPE Insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 150 Sq mm 3.5 core including connecting to LT panel/DB TPN with necessary joining materials complete all as specified and as directed

Supply and lay cable XLPE Insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 120 Sq mm 3.5 core including connecting to LT panel/DB TPN with necessary joining materials complete all as specified and as directed

Supply and lay cable XLPE Insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 70 Sq mm 3.5 core including connecting to LT panel/DB TPN with necessary joining materials complete all as specified and as directed

Supply and lay cable XLPE Insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 25 Sq mm 4 core including connecting to LT panel/DB TPN with necessary joining materials complete all as specified and as directed

Supply and fix GI pipe medium grade 100 mm for protection of cable in trenches all as specified and directed.

Supply and fix GI pipe medium grade 150 mm for protection of cable in trenches all as specified and directed.

Earthing complete with GI plate earth electrode 600x 600x 3 mm thick buried directly in ground (Earth pit not less than 2.25mtr deep below ground levels) with top edge of the plate not less 1.5 mtr deep below normal ground level Connected to galvanised earth strip 32 x 6 mm by means of nut,bolt,check nut and washer of galvanised iron or of steel,earth lead protected by 40 mm dia GI pipe light grade, watering pipe 20mm dia GI medium grade GI wire meshed funnel, filling with altenate layer of charcoal and salt, PCC chamber, including RCC cover 5 cm thick, necessary earth work,earth wire connected to main switch board,testing the earthing after completion all as specified and shown in electric plate no 3 of MES SSR Pt - I and as directed. Note : Earth strip beyond 7.5m, if required shall be measured and paid separately under respective item of Schedule.

Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for earthing etc as required 32 x6 mm GI strip complete all as specified and directed.

M&L for sheet metal enclosure with 250 Amp,25 KA MCCB TPN with necessary connections from existing bus bar to MCCB TPN complete all as specified and as directed.

M&L for sheet metal enclosure with 350 Amp, 36 KA MCCB TPN with necessary connections from existing bus bar to MCCB TPN complete all as specified and as directed.

M&L for sheet metal enclosure with 500 Amp, 36 KA MCCB TPN with necessary connections from existing bus bar to MCCB TPN complete all as specified and as directed.

Providing trenchless bore by using mechanical pneumatic drilling equipment for passing electric cables through HDPE pipe of 150 mm dia 6 mm thick in the the existing bituminous/WBM road/PCC hard standings/ hard soil / loose soil depth range not less than 1.0 mtr and up to 2 mtr and making good the disturbed surfaces all as dirtected by Engineer- in- charge. Note :- (i) Quoted rates deemed to be inclusive of necessary earth work, transportation charges of drilling plants and connected complete tools, cost of 100 mm dia 6mm thick HDPE pipe and passing pipe through bore compete. (ii). Any damage to MES/User/Private assests caused during trenchless bore operation shall be rectified by the contractor on his own cost.

Dismantling of existing 125 KVA DG Set installed at P-84 Building including disconnecting of existing LT UG cable, AMF Panel & all connected Accessories, shifting of the 125 KVA DG set to AERO Division, Installing, testing and commissioning in all respects, Including foundation for fixing of DG Set. Note : The Rates Quoted are inclusive of Tools & Plants, Crane as required at site for shifting the DG Set

Supply and fixing of TIMELITE DISTRIBUTION BOARDS for controlling the Street lights timing,Timelite 40 A, 3P,230 Volts, Digital Timer Switch, Make : INDOASIAN,

Excavation in trenches not exceeding 1.5 m width and not exceeding 1.5 mtr depth in hard/dense soil and getting out complete all as specified and as directed

Returning filling in trenches including spreading, leveling watering and well ramming in layers not exceeding 25 cm thick in hard/dense soil complete all as specified and as directed

Removal of surplus soil to a distance not exceeding 50m and depositing where directed complete all as specified and as directed

Supply and spread clean dry river sand in trenches for sand cushioning for laying of cables to the full width of excavation trench, gently punned down etc complete all as specified and as directed. Note : Punned tchiness shall be measured and paid accordingly.

Supply and laying un reinforced precast concrete cable cover class LV, type 1, flat, of size 250 x 150 x 40 mm complete all as specified and directed.

Cutting of existing hard standing/metal road to facilitate for laying of GI pipe for cable protection and making good the disturbed portion to bring it to original condition with PCC 1:4:8 type D2 using 40 mm graded stone aggregate complete all as specified and as directed.

national engineering

Vijaypower Generators Limited

SRI LAKSHMI CONSTRUCTIONS

Sai Ram Builders

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