Development of Lal Bahadur Shastri International Airport Varanasi

Amount

Demolishing cement concerte manually/ by mechanical means including disposal of material within 50 metres as per direction of Engineer-in - charge : nominal concrete 1.3.6 or richer mix.

Dismantling manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge : Water bound macadam road

Disposal of road material like GSB, WMM, DBM, Concrete Pavement etc. similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved location by Engineer-in-charge, beyond 50 m initial lead,for upto 4 km leads including all lifts involved.

Excavation for road / pavement work in soil with hydraulic excavator including cutting and loading in tipper, trimming bottom and side slopes, in accordance with requirement of lines, grades and cross section, and transporting to the embankment/approved locations within all lifts and lead upto 1000mtr within airport premises.

Compacting original ground supporting sub grade : loosening of the ground upto required level (as directed by the EIC) below the subgrade level watered, graded and compacted in layers to meet 98% of Maximum Dry Density (MDD) at Optimum Moisture Content (OMC).

Consolidation of subgrade with power, vibratory road roller of 8 to 12 tonne capacity i/c making good the undulation etc.so as achieve minimum density of 98% of Maximum Dry Density (MDD) at Optimum Moisture Content (OMC). Note: The excavation of earth i/c dressing of camber is already included in item no. 4 of BOQ.

Consolidation of subgrade with power road roller of 8 to 12 tonne capacity. Note: The excavation of earth i/c dressing of camber is already included in item no. 4 of BOQ.

Preparation of granular sub-base by providing close graded material, conforming to specifications mixing in a mechanical mix plant at OMC, carriage of mixed material by mechanical transport to work site, for all leads and lifts, spreading in uniform layers of specified thickness with mechanical means including neatly leveling & dressing on prepared surface and compacting with vibratory power roller to achieve the desired density, complete and as per direction of Engineer-in-charge. (i) For grading III material to complete as per specifications and direction of engineer incharge.

Preparation of granular sub-base by providing close graded material, conforming to specifications mixing in a mechanical mix plant at OMC, carriage of mixed material by mechanical transport to work site, for all leads and lifts, spreading in uniform layers of specified thickness with mechanical means including neatly leveling & dressing on prepared surface and compacting with vibratory power roller to achieve the desired density, complete and as per direction of Engineer-in-charge. (i) For grading V material to complete as per specifications and direction of engineer incharge.

Providing, laying, spreading and compacting graded stone aggregate (size range 53 mm to 0.075 mm) to Wet Mix Macadam (WMM) specification including premixing the material with water at OMC in mechanical mix plant, carriage of mixed material by mechanical transport to site, for all leads & lifts, laying in uniform layers with mechanical paver finisher in sub- base /base course on well prepared surface and compacting with vibratory roller of 8 to 10 tonne capacity to achieve the desired density, complete as per specifications and directions of Engineer-in-Charge.

Providing and applying primer coat with bitumen emulsion SS1 grade conforming to IS:8887 on prepared surface of Granular base including clearing of surface and spraying primer at the rate of 0.70 kg/sqm using mechanical means complete in all respects as per direction of Engineer-in-charge. The contractor shall quote his rates assuming quantity of bitumen emulsion as 0.70 kg/sqm. If the actual quantity of bitumen emulsion varies from the quanity assumed above, necessary cost adjustment for deviation in the quantity of bitumen emulsion shall be done as per rate in actual supply voucher from nearest refinery at the time of execution. The rate of bitumen emulsion exclusive of GST shall only be considered for payment.

Providing and applying tack coat (suitable low viscosity paving bitumen of VG 10 grade conforming to IS:73), spraying the bitumen with mechanically operated spray unit at the rate specified below, cleaning and preparing the existing pavement surface as per specifications complete in all respects as per direction of Engineer-in-charge. If the actual quantity of bitumen varies from the quantity specified, necessary cost adjustment for deviation in the quantity of bitumen shall be done as per rate in actual supply voucher from nearest refinery at the time of execution. The rate of bitumen exclusive of GST shall only be considered for payment. (a). 0.20 Kg / sqm On existing bituminous surface

Providing and applying tack coat (suitable low viscosity paving bitumen of VG 10 grade conforming to IS:73), spraying the bitumen with mechanically operated spray unit at the rate specified below, cleaning and preparing the existing pavement surface as per specifications complete in all respects as per direction of Engineer-in-charge. If the actual quantity of bitumen varies from the quantity specified, necessary cost adjustment for deviation in the quantity of bitumen shall be done as per rate in actual supply voucher from nearest refinery at the time of execution. The rate of bitumen exclusive of GST shall only be considered for payment. (a). 0.30 Kg / sqm On existing concrete surface

Providing, laying and fixing of self-adhesive Glass fiber reinforcement grid of high modulus fiber glass of mesh size not exceeding 12.5mm x 12.5mm. The self-adhesive glass fiber reinforcement after laying over the runway pavement shall be pressed down fully with a rubber tired roller and glued to pavement surface. The grid being self-adhesive does not require tack coat. The Longitudinal overlap should not be less than 250 mm and transverse overlap i.e. at the end of the roll should not be less than 150 mm. The item should be completed in all respect, to the satisfaction of Engineer-In-Charge

Providing and laying of Hot Mix Dense Bituminous Macadam(DBM) using crushed stone aggregate of quality, size and grading as specified and Cement as filler of quality as specified and Viscosity Grade Bitumen (supplied in bulk) in proportions as per job mix formula and laid to specified levels, grade and camber as per specification, drawings and as directed by the Engineer-in-Charge including compacting with 8-10 tonne, preferably vibratory road roller of adequate capacity to achieve the specified values of compaction, strength, surface accuracy complete [for tendering purpose VG bitumen of grade VG -30 shall be taken as 110 kg/m3 of mix supplied in bulk produced by Govt. Refineries and 2 % Cement by weight of aggregates as filler material.]

Providing and laying of Hot Mix Semi Dense Asphaltic Concrete(SDAC) using crushed stone aggregate of quality, size and grading as specified and Cement as filler of quality as specified and Viscosity Grade Bitumen (supplied in bulk) in proportions as per job mix formula and laid to specified levels, grade and camber as per specification, drawings and as directed by the Engineer-in-Charge including compacting with 8-10 tonne, preferably vibratory road roller of adequate capacity to achieve the specified values of compaction, strength, surface accuracy complete (for tendering purpose VG bitumen of grade VG-30) content shall be taken as 120 kg/m3 of mix supplied in bulk produced by Govt. Refineries and 2% Cement by weight of aggregates as filler material.)

Providing and laying of Hot Mix Dense Asphaltic Concrete(DAC) using crushed stone aggregate of quality, size and grading as specified and Cement as filler of quality as specified and Viscosity Grade Bitumen (supplied in bulk) in proportions as per job mix formula and laid to specified levels, grade and camber as per specification, drawings and as directed by the Engineer-in-Charge including compacting with 8-10 tonne, preferably vibratory road roller of adequate capacity to achieve the specified values of compaction, strength, surface accuracy complete (for tendering purpose VG bitumen of grade VG-30 content shall be taken as 135 kg/m3 of mix supplied in bulk produced by Govt. Refineries and 2% Cement by weight of aggregates as filler material.)

Painting runway/taxi track/apron marking with adequate no of coats to give uniform finish with road marking paint of superior make as approved by the Engineer -in-charge i/c cleaning the surface of all dirt, scales oil , grease and other foreign material etc. and lining out complete. New work (Two or more coats).

Providing and laying Dry Lean cement concrete with coarse and fine aggregate conforming to IS:383, the size of coarse aggregate not exceeding 26.5 mm, aggregate cement ratio not exceed 15:1, aggregate gradation after blending to be as per specification, cement content not to be less than 150 kg/cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 MPa at 7 days, mixed in a batching plant as per mix design, transported to site, laid with a paver with electronic sensor, compacting with 8-10 tonne vibratory roller, finishing and curing etc complete as per specification and direction of the Engineer-in-Charge.

Providing and laying Pavement Quality Concrete (PQC) produced in a batching and mixing plant having a Characteristic flexural strength i.e. flexural strength of 4.1 MPa at 28 days using Ordinary Portland cement of 43/53 grade or Portland Pozzolana Cement or Portland Slag cement conforming as per relevant IS codes, to be mixed at site, with 0.5% Super plasticizer by mass of cementitious material, fine aggregate, graded stone aggregates of 40 mm nominal size in appropriate proportion as per specification and job mix formula, laid in panels as per drawings/design as approved by the Engineer-In-Charge using Slip Form Paver or Fixed form paver including anti friction layer, joint filler board, making necessary provision for expansion, dummy and construction joint including filling with Polysulphide sealant of approved make, curing and making profile, complete as per direction of Engineer-in-Charge and specifications. The item for execution shall include all operations making pavement for intended use but not limited to following: (i) Polyethylene sheet (White in color) of thickness 400 micron conforming to IS: 2508 with 6mm thick fine sand layer. (ii) Providing and laying in position for expansion joint, 25mm thick pre-cut Synthetic joint filler board of approved make conforming to IS:1838(part 3)-2011, 45 mm from top (to be removed at the time of filling of Polysulphide sealant). (iii) Mechanically cutting dummy joints 3mm wide x 1/3rd thickness of slab which is subsequently widened to 10mm for the top 25mm depth and construction joints 10mm wide x 25mm deep as per specification. (iv) Providing and laying in position Polysulphide sealant of approved make conforming to BS-5212-1990 or IS: 11433-1995 in expansion/ construction / dummy joints including rounding off edges, applying 2 coats of approved primer compatible with the brand of Polysulphide and preparing the surface and applying masking tape along the edge of joint to prevent accidental spillage of sealant on top surface and to give neat finish to the sealant and removing the masking tape after application of sealant etc. as per the details below: (a) Expansion Joints of size 25 mm wide and 10 mm deep over 30mm dia expanded closed-cell Polyethylene foam back-up/backer rod of minimum density 22 Kg/Cum, as per manufacturer’s specifications and sketch at Appendix-‘A’. (b) Construction Joints of size 10 mm wide and 10 mm deep over 12mm dia expanded closed-cell Polyethylene foam back-up/backer rod of minimum density 22 Kg/Cum, as per manufacturer’s specifications and sketch at Appendix-‘A’. (c) Dummy Joints of size 10 mm wide and 10 mm deep over 12 mm dia expanded closed-cell Polyethylene foam back-up/backer rod of minimum density 22 Kg/Cum, as per manufacturer’s specifications and sketch at Appendix-‘A’. (v) Making profile as per DGCA CAR, panel drawing showing dummy, construction, expansion joints location. Note: (i) Areas inaccessible to paving equipment shall be constructed by manual/hand guided method. Areas in which manual/hand guided methods of construction become indispensable shall be got approved by the Engineer-in-Charge in writing in advance. (ii) The quantity of cement, type of cement and super plasticizer for one Cum. of finished concrete specified are for tendering purpose only. The contractor shall quote his rates assuming quantity of OPC cement as 360 Kg/Cum or 400 Kg of Portland Pozzolana Cement/ Portland Slag cement. In addition, if the actual quantity of cement & super plasticizer required as per laboratory mix design varies from the quantity assumed above, necessary cost adjustment for deviation in the quantity of cement and super plasticizer as per mix design, if any, shall be done as per the rate of cement and super plasticizer in actual supply voucher from manufacturer/authorized dealer at the time of execution. In the case of authorized distributor, the rate may be authenticated by the manufacturer. The rate of cement and super plasticizer exclusive of GST shall only be considered for payment.

Providing and laying in position ready mixed or site batched design mix cement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana / Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in-charge; for the following grades of concrete. Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 1.10 times of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement All works upto plinth level Concrete of M35 grade with minimum cement content of 370 kg /cum Note: The contractor shall quote his rates assuming quantity of OPC cement as 370 kg/cum or 415 kg/cum of Portland Pozzolana Cement/Portland Slag Cement

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

Providing and laying Non Pressure NP-4 class (Heavy duty) R.C.C. pipes including collars/spigot jointed with stiff mixture of cement mortar in the proportion of 1:2 (1 cement : 2 fine sand) including testing of joints etc. complete. (a) 600 mm dia RCC pipes.

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. (a) Thermo-Mechanically Treated bars of grade Fe-500D or more

Centering and shuttering including strutting, propping etc. and removal of form for: (a) Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc.

Providing and laying in position ready mixed or site batched design mix cement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana / Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in-charge; for the following grades of concrete. Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 1.10 times of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement All works upto plinth level Concrete of M25 grade with minimum cement content of 330 kg /cum Note: The contractor shall quote his rates assuming quantity of OPC cement as 330 kg/cum or 370 kg/cum of Portland Pozzolana Cement/Portland Slag Cement

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in: Cement mortar 1:4 (1 cement : 4 coarse sand)

12 mm cement plaster finished with a floating coat of neat cement of mix : a) 1:4 (1 cement: 4 fine sand)

Steel work welded in built up sections/ framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required. a) In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works

Providing and placing in position 100 mm thick factory made machine batched & machine mixed Precast RCC Rectangular Covers on drains of footpath of various sizes, of M-25 grade cement concrete for RCC work, including cost of centering, shuttering, reinforcement of 8 mm dia TMT bars of Fe 500 grade @ maximum 100mm c/c on both ways , neat cement punning on finished surface, properly encased on all edges with 1.6 mm thick , 100 mm wide MS sheet duly painted over priming coat , reinforcement to be welded at edges with MS sheet and providing 2 Nos. 12 mm dia bar for hooks etc i/c cost of cartage, all leads & lift, handling at site etc. all complete as per direction of Engineer-in-Charge.

Providing and fixing suitable size threaded mild steel cap or spot welded plate to the top of bore well housing/ casing pipe, removable as per requirement, all complete for borewell of: a) 100 mm dia

Providing and fixing Bail plug/ Bottom plug of required dia to the bottom of pipe assembly of tubewell as per IS:2800 (part I). a) 100 mm dia

Providing and laying non-pressure NP2 class (light duty) R.C.C. pipes with collars jointed with stiff mixture of cement mortar in the proportion of 1:2 (1 cement : 2 fine sand) including testing of joints etc. complete: a) 300 mm dia. R.C.C pipe

Providing and laying cement concrete 1:5:10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40 mm nominal size) up to haunches of R.C.C pipes including bed concrete as per standard design : a) 300 mm diameter R.C.C. pipe

Providing weep holes in Brick masonry/ Plain/ Reinforced concrete abutment/ wing wall/ return wall with 75 mm dia unplasticised Rigid PVC pipe (Working pressure of 4 kg/cm2) in cement mortar 1:3 (1 cement : 3 coarse sand) in required slope as per direction of Engineer-in-charge.

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade : a) Two or more coats on new work

Boring/drilling bore well of required dia for casing/ strainer pipe, by suitable method prescribed in IS: 2800 (part I), including collecting samples from different strata, preparing and submitting strata chart/ bore log, including hire & running charges of all equipments, tools, plants & machineries required for the job, all complete as per direction of Engineer-in-charge, upto 90 metre depth below ground level. In All types of soil . a) 300 mm dia

Supplying, filling, spreading & leveling stone boulders of size range 5 cm to 20 cm, in recharge pit, in the required thickness, for all leads & lifts, all complete as per direction of Engineer-in-charge.

Supplying, filling, spreading & leveling gravels of size range 5 mm to 10 mm, in the recharge pit, over the existing layer of boulders, in required thickness, for all leads & lifts, all complete as per direction of Engineer-in-charge.

Supplying, filling, spreading & leveling coarse sand of size range 1.5 mm to 2 mm in recharge pit, in required thickness over gravel layer, for all leads & lifts, all complete as per direction of Engineer -incharge.

Gravel packing in tubewell construction in accordance with IS: 4097, including providing gravel fine/ medium/ coarse, in required grading & sizes as per actual requirement, all complete as per direction of Engineer-in-charge.

Supplying, assembling, lowering and fixing in vertical position in bore well unplasticized PVC medium well screen (RMS) pipes with ribs, conforming to IS: 12818, including hire & labour charges, fittings & accessories etc. all complete, for all depths, as per direction of Engineer-in-charge. (a) 100 mm nominal size dia

Supplying, assembling, lowering and fixing in vertical position in bore well, unplasticized PVC medium well casing (CM) pipe of required dia, conforming to IS: 12818, including required hire and labour charges, fittings & accessories etc. all complete, for all depths, as per direction of Engineer -in-charge. (a) 100 mm nominal size dia

Fabrication & supply of CI Housing box of height 150 mm suitable for installation of the existing fitting, single hole type, water tight round type, metal container of outside dia 330mm made of 10mm thick cast iron moulding all round, except the top surface, which is 15mm thick cast iron moulding.Having 1 No. clear hole of size 65 mm centre at one side surface just above bottom surface suitable to receive one nos. 40mm OD HDPE/GI Pipe and check nuts with elbow, as required and another hole adjacent to the said whole to receive one no. 15mm dia, "B" class GI Pipe and check nut suitable for incoming of GI Earth wire. The box should have One nos. SS earth bolts of M10 x 30mm tapped inside near the hole and having clear opening of 220mm at the top surface and 6 Nos. M10 tapped threaded hole at the hole centre 260mm to receive fitting base plate , neoprene gasket as per drawing, complete as required.

Installation of CI housing box of approx height 150 mm existing cutting location with a base concrete of 1:3:6 of size 630 x 630 x 100 mm thick all round concrete of 1:2:4, 150 mm thick the top sloped with 1:2:4 cement concrete including providing and fixing One no. 2" long projected 32mm dia MS pipe with check-nuts suitable to receive one no. 40 mm. dia HDPE pipe & fixing with elbow(120 degree) & One no. 10" long 1/2" dia "B" class GI pipe with check-nuts for incoming of Earth GI Wire including excavation of side shoulder and refilling, adjustment of CI boxes (wherever the fittings are in a line the same has to be aligned in such a way that the centers fall in a straight line) etc.etc complete as required and as per the drawing & specification.

Fabrication & supply of MS transformer housing box of size 750mm x 350 mm x 450 mm ( H) made out 6 mm thick MS sheet and top cover 10 mm thick MS sheet with three compartment along with 18 nos. SS bolts with SS washers, Neoprene gaskets and detachable stand of size 250mm X 125mm X 100mm made of 06mm MS rod for each 3 sections as per specifications and indicative drawing and all inserts should be suitable for M-10 size bolt shall be of SS including painting of box with one coat of primer & two coats of black enamel paint and providing suitable holes to accommodate the HDPE pipes of primary / secondary cables / earth wire etc. as required and The box should have 2 nos. SS earth bolts of M10 x 30mm tapped inside near the hole and having clear top opening asper drawing at the top surface as per design approved by EIC.

Installation of rectangular MS Transformer housing box of Size 750mm x 350mm X 450mm height including excavation of surface in soil etc , providing three nos. 250 mm long 15 mm dia 'B' class GI pipe in the bottom surface for drainage of water etc., cutting & threading of pipe i/c leveling of housing box with suitable instrument etc. and installation of housing box by providing base cement concrete of 1:3:6 of size 950 x 550 x 150 mm thick, and PCC of 1:2:4 all around the housing box of width not less than 100 mm and making suitable pedestal of 300mm & 100 mm thick & making slope to the level with the surface all around the housing box, painting, lettering, numbring etc i/c disposal of excavated material and making good the same as original complete as required.

Fabrication & supply of MS transformer housing box of size 600mm x 350 mm x 450 mm ( H) made out 6 mm thick MS sheet and top cover 10 mm thick MS sheet with two compartment along with 12 nos. SS bolts with SS washers, Neoprene gaskets and detachable stand of size 250mm X 125mm X 100mm made of 06mm MS rod for both sections as per specifications and indicative drawing and all inserts should be suitable for M-10 size bolt shall be of SS including painting of box with one coat of primer & two coats of black enamel paint and providing suitable holes to accommodate the HDPE pipes of primary / secondary cables / earth wire etc. as required The box should have 2 nos. SS earth bolts of M10 x 30mm tapped inside near the hole and having clear top opening asper drawing at the top surface as per design approved by EIC..

Installation of rectangular MS Transformer housing box of Size 600mm x 350mm X 450mm height including excavation of surface in pavement/soil etc , providing two nos. 250 mm long 15 mm dia 'B' class GI pipe in the bottom surface for drainage of water etc., cutting & threading of pipe i/c leveling of housing box with suitable instrument etc. and installation of housing box by providing base cement concrete of 1:3:6 of size 800 x 550 x 150 mm thick, and PCC of 1:2:4 all around the housing box of width not less than 100 mm and making suitable pedestal of 300mm & 100 mm thick & making slope to the level with the surface all around the housing box, painting, lettering, numbring etc i/c disposal of excavated material and making good the same as original complete as required.

Fabrication & supply of MS transformer housing box of size 350mm x 350 mm x 450 mm ( H) made out 6 mm thick MS sheet and top cover 10 mm thick MS sheet along with 8 nos. SS bolts with SS washers, Neoprene gaskets and detachable stand of size 250mm X 125mm X 100mm made of 06mm MS rod as per specifications and indicative drawing and all inserts should be suitable for M-10 size bolt shall be of SS including painting of box with one coat of primer & two coats of black enamel paint and providing suitable holes to accommodate the HDPE pipes of primary / secondary cables / earth wire etc. as required The box should have 2 nos. SS earth bolts of M10 x 30mm tapped inside near the hole and having clear top opening asper drawing at the top surface as per design approved by EIC..

Installation of rectangular MS Transformer housing box of Size 350mm x 350mm X 450mm height including excavation of surface in pavement/soil etc , providing one nos. 250 mm long 15 mm dia 'B' class GI pipe in the bottom surface for drainage of water etc., cutting & threading of pipe i/c leveling of housing box with suitable instrument etc. and installation of housing box by providing base cement concrete of 1:3:6 of size 550 x 550 x 150 mm thick, and PCC of 1:2:4 all around the housing box of width not less than 100 mm and making suitable pedestal of 300mm & 100 mm thick & making slope to the level with the surface all around the housing box, painting, lettering, numbring etc i/c disposal of excavated material and making good the same as original complete as required.

Supply of 50 mm dia B class GI pipe CONFORMING TO IS:1239 PART-1 (2004) for laying in hard surface/soil complete as per site requirement.

Laying of 63mm /50 mm (OD), HDPE pipe/GI pipe in hard surface to connect the consecutive transformer housing boxes and transformer housing box to Runway centreline / other fitting / location at a suitable depth. The laying shall be done in hard surface / PQC/ bitumin by cutting the surface using jack hammer/ hydrulic excavator cutter etc. upto a depth of 500 mm of finished surface and making the same good and disposal of un-usable materials etc. i/c drawing 4 mm thick nylon rope in the complete length of HDPE/ GI pipe, suitable for drawing the cable and earth wire in the pipe etc. complete as required as per the direction of Engineer-in-Charge.

Supply of following size HDPE Pipe suitable to lay in underground/ HDD as per IS:4984/95 duly ISI marked, 63 mm outer dia PE100, PN10

Laying of HDPE pipe/ double wall corrugated high density polyethylene pipe (confirming to IS:14930 (part-2) with latest amendment), complete along with 4mm nylon rope with accessories like couplers, bends, tee etc. in the soil for GLF supply/power supply work upto 750 mm deep, back filling & making good the same as per site requirement as per the direction of engineer in charge. a) 63 mm dia (OD-63 mm )

Laying of HDPE Pipe in underground for laying of cable across taxi or runway/road at depth of upto 3 Metre through HDD Method along with supply and laying of 4mm nylon rope with the pipe etc complete as required. Up to size 160 mm

Supply and laying of double wall corrugated high density polyethylene (DWC HDPE pipe) pipe confirming to IS:14930 (part-2) with latest amendment, complete along with 4mm nylon rope with accessories like couplers, bends, tee etc. in the soil for GLF supply/power supply work upto 750 mm deep, back filling & making good the same as per site requirement as per the direction of engineer in charge. a) 63 mm dia (OD-63 mm & ID-51 mm nominal)

Taking GPS based co-ordinates on complete length of main runway including approach-27 & 09, cable route etc. by using total station for installation of complete CAT-III lighting system and taking the level, making the approach profile at each point with mast foundation level and identifying the locations of light fixtures at approach, runway, taxi, apron etc. (inset & elevated), route of cable etc. based on GPS co- ordinates and marking, submission of reports / drawings as required and as per directions of the Engineer In charge.

Ravi infrabuild Projects Limited (BID ID -860634)

KALUWALA CONSTRUCTION PRIVATE LIMITED (BID ID -860770)

BHARAT VANIJYA EASTERN PVT.LTD. (BID ID -860240)

SHIVALAYA CONSTRUCTION CO PVT LTD (BID ID -857659)

Gawar Construction Limited (BID ID -860174)

HG Infra Engineering Limited (BID ID -860594)

KCC Buildcon Private Limited (BID ID -860602)

Ram Kumar Contractor Private Limited (BID ID -859797)

GHV (India) PVT. Ltd. (BID ID -857490)

Dineshchandra R Agrawal Infracon Pvt. Ltd. (BID ID -860759)

MKC Infrastructure Ltd (BID ID -860188)

BGCC-ATLAS JV (BID ID -860431)

IRCON INTERNATIONAL LIMITED (BID ID -857461)