Re Surfacing of Existing Runway for code C type of Aircrafts and Associated works at Madurai Airport

Amount

Total of BoQ 2 (Civil Works)

Total of BoQ 3 (SITC of Electrical Works)

Description of Work / Item(s)

Amount

Providing and applying tack coat using Bitumen Emulsion (Rapid setting) complying with IS:8887, spraying the bitumen (emulsion) with mechanically operated spray unit, cleaning and preparing the existing pavement surface with mechanical broom and air compressor as per specifications. a) 0.35 Kg/sqm

Providing and applying tack coat using Bitumen Emulsion (Rapid setting) complying with IS:8887, spraying the bitumen (emulsion) with mechanically operated spray unit, cleaning and preparing the existing pavement surface with mechanical broom and air compressor as per specifications. a) 0.25 Kg/sqm

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

Providing & Laying of hot mix Semi Dense Asphaultic 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 level, grade and camber as per specification, drawings & as directed by the Engineer In Charge including compacting with 8-10 tonne, preferebly vibratory road roller of adequate capacity to achieve the specified value 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 in 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 gading as specified and cement as filler of quality as specified and Viscocity Grade Bitumen(supplied in bulk) in proportions as per job mix formula and laid to specified levels, grade and camber as per specification drawing and as directed by the Engineer in Charge including compacting with 8-10 tonne preferbly vibratory road roller of adequate capacity to achieve the specified values of compaction strength surface accuracy complete (for tendering purpose VG-30 grade content shall be taken as 135 kg/m3 of mix supplied in bulk produced by Govt. Refineries and 2% cement by weight of aggregate as filter material).

Providing, laying and fixing of self adhesive glass fibre reinforcement grid of High modulous Fibre glass of mesh size not exceeding 12.5mm x 12.5mm. The self adhesive glass fibre reinforcement after laying over the runway pavement shall be pressed down fully with a rubber tired roller and glazed 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 items should be completed in all respect as per Technical specification and to the satisfaction of Engineer In Charge.

Painting runway/taxi track/apron marking with adequate nos 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)

Painting runway/taxi track/apron marking with adequate nos 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 (One or more coats)

Construction of embankment (along the sides of runway) with approved materials deposited at site from cutting and excavation from drain and foundation of other structures graded and compacted to meet requirement of table 300-2 of MORTH and as per specification and direction of Engineer-In-Charge.

Excavation in soil with hydraulic excavator of 0.9 cum bucket capacity including cutting and loading in tippers, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross sections, and transporting to the embankment location as per requirement under item no 1.09 and balance earth to be levelled and neatly dress with all lifts and lead within airport premises.

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m.

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) : 8 graded stone aggregate 40 mm nominal size)

Centering and shuttering including strutting, propping etc. and removal of form for all heights : Foundations, footings, bases of columns, etc. for mass concrete

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

Centering and shuttering including strutting, propping etc. and removal of form for all heights : Suspended floors, roofs, landings, balconies and access platform

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

Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer-in-charge.“(Note :- Cement content considered in this item is @ 330 kg/cum.“Excess/ less cement used as per design mix is payable/recoverable separately). All works upto plinth level. Note :- For the purpose of tendering, the quantity of cement used for one Cum. of finished concrete may be assumed as 330 Kg. If the actual quantity of cement required as per laboratory mix design varies from the quantity assumed above, necessary cost adjustment for deviation in the quantity of cement as per mix design, if any, shall be done as per the rate of cement 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 exclusive of GST shall only be considered for payment)

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.In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works.

Demolishing cement concrete manually/ by mechanical means including disposal of material within airport premises as per direction of Engineer - in - charge. Nominal concrete 1:4:8 or leaner mix (i/c equivalent design mix).

Demolishing stone rubble masonry manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within airport premises as per direction of Engineer-in-charge : In cement mortar

Random rubble masonry with available hard stone in foundation and plinth including levelling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size) upto plinth level with : Cement mortar 1:6 (1 cement : 6 coarse sand) (The rate is including all but except hard stone i.e hard stones available from dismantling of old RR masnory drain from same site will be used in this item)

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) : 4 graded stone aggregate 20 mm nominal size)

Description of Work / Item(s)

Amount

Supply of following sizes of CI Collars of round shape of outside dia 330mm, 10mm thick all round except on top surface which is 15mm thick having a clear opening of 220mm and 6 nos. M10 tapped holes at the hole center of 260mm to receive light fittings base plate and bolts on both sides (top and bottom) with all accessories like SS bolts etc. complete as required:150mm high CI collar

Supply of following sizes of CI Collars of round shape of outside dia 330mm, 10mm thick all round except on top surface which is 15mm thick having a clear opening of 220mm and 6 nos. M10 tapped holes at the hole center of 260mm to receive light fittings base plate and bolts on both sides (top and bottom) with all accessories like SS bolts etc. complete as required:200mm high CI collar

Supply of following sizes of CI Collars of round shape of outside dia 330mm, 10mm thick all round except on top surface which is 15mm thick having a clear opening of 220mm and 6 nos. M10 tapped holes at the hole center of 260mm to receive light fittings base plate and bolts on both sides (top and bottom) with all accessories like SS bolts etc. complete as required:250mm high CI collar

Supply of CI Transformer Housing Box water tight, round shape of outside dia 330mm height 450mm made of 10mm thick all round except on top surface which is 15mm thick having a clear opening of 220mm at the top surface and 6 Nos. M10 tapped holes at the hole centre of 260mm to receive light fittings base plate and bolts. The box shall have two clear holes opposite as per the site requirement at periphery, centre at 75mm above bottom surface and suitable to receive 50mm dia B class GI pipe and check nuts and also have a clear hole on the same side , centre at 100mm above between two hole centre and suitable to receive 15mm dia B class G.I pipes and check nuts. The box shall have two earth bolts of M 10 X30mm inside near the hole(100mm above bottom surface) and a drain hole at the bottom suitably tapped to receive 1/2" dia., B class GI pipe as per drawing as required. (Double Hole). (For PAPI shifting & runway fittings)

Supply of omni-directional elevated type high intensity Runway edge light fittings complete with lens holder, lens, clamping mechanism, lamp holder alongwith 200 W halogen lamp, gaskets and other accessories complete in all respect and in compliance with ICAO, Annex-14.and FAA. a) White/Yellow

Supply of inset type bi-directional high intensity Runway light fittings complete with lens holder, lens, clamping mechanism, prefocus lamp holder, 2 X 105 W halogen lamp, gaskets with suitable shallow base other accessories complete in all respect and in compliance with ICAO, Annex-14.and FAA a) White/White

Supply of inset type uni-directional high intensity Runway threshold light fittings complete with lens holder, lens, clamping mechanism, prefocus lamp holder, 2 X 105 W halogen lamp, gaskets with suitable shallow base other accessories complete in all respect and in compliance with ICAO, Annex-14.and FAA a) Green

Supply of inset type uni-directional high intensity end light fittings complete with lens holder, lens, clamping mechanism, prefocus lamp holder, 2 X 105 W halogen lamp, gaskets with suitable shallow base other accessories complete in all respect and in compliance with ICAO, Annex-14.and FAA b) Red

Supply of inset type uni-directional high intensity approach light fittings complete with lens holder, lens, clamping mechanism, prefocus lamp holder, 3 X 105 W halogen lamp, gaskets with suitable shallow base other accessories complete in all respect and in compliance with ICAO, Annex-14.and FAA c) White

Supply of inset type bi-directional high intensity Runway light fittings complete with lens holder, lens, clamping mechanism, prefocus lamp holder, 2 X 105 W halogen lamp, gaskets with suitable shallow base other accessories complete in all respect and in compliance with ICAO, Annex-14.and FAA a) Red/Yellow

Supply of inset type bi-directional high intensity Runway light fittings complete with lens holder, lens, clamping mechanism, prefocus lamp holder, 2 X 105 W halogen lamp, gaskets with suitable shallow base other accessories complete in all respect and in compliance with ICAO, Annex-14.and FAA a) Yellow/White

Supply of inset type bi-directional high intensity Runway Threshold / End light fittings complete with lens holder, lens, clamping mechanism, prefocus lamp holder, 3 X 105 W halogen lamp, gaskets with suitable shallow base other accessories complete in all respect and in compliance with ICAO, Annex-14. a) Green/Red

Supply of 300 Watts, 20/6.6 Amps, 5 kV grade 50 Hz isolating transformers, series type encapsulated in polyster resin finally moulded in neoprene tube rubber with primary and secondary connections as specified in particular specifications and as required.

Supply of 200 Watts, 20/6.6 Amps, 5 kV grade 50 Hz isolating transformers, series type encapsulated in polyster resin finally moulded in neoprene tube rubber with primary and secondary connections as specified in particular specifications and as required.

Supply of shallow box/Can suitable for 12" halogen type runway edge lighting inset fitting including 6nos. M10 steel bolts etc. complete as required.

Supply of 2 C X 4 Sq.mm copper flexible secondary lead (male) for length of 0.5 mtr made out of multistranded, annealed, PVC sheathed, unshielded, EPR insulated, anti-termite & antirodent cable of 5KV grade with moulded plug and receptacle as required as per specifications.

Supply of 2 C X 4 Sq.mm copper flexible secondary lead (female) for length of 0.5 mtr made out of multistranded, annealed, PVC sheathed, unshielded, EPR insulated, anti-termite & antirodent cable of 5KV grade with moulded plug and receptacle as required as per specifications.

Supply of 1.1 KV grade 2C X 4 Sqmm flexible cable with FRLS, PVC insulated & PVC sheathed bright annealed bare copper conductor heavy duty cable as per IS 694 : 2010 etc. complete as required.

Supply of PAPI unit including checking stick & tool kit complete with all accessories and ready for installation (One set of 4 PAPI Units) including checking stick etc. complete as required.

Supply of clinometer suitable for calibrating the above PAPI unit.

Supply of 5 KV grade 6 Sqmm single core Airfield lighting cable with stranded annealed plain copper conductor, unarmoured unscreened PVC insulated & PVC sheathed cable etc. complete as required. (For PAPI shifting)

Supply of 5 KV grade 16 Sqmm single core Airfield lighting cable with stranded annealed plain copper conductor, unarmoured unscreened PVC insulated & PVC sheathed cable etc. complete as required:

Supply of 5 kV grade plug and receptacle of type B class 'B' connector suitable for the following sizes of field attachment with 5KV grade PVC insulated PVC sheated copper conductor cable conforming to the relevant IS specification etc. complete as required:1C X 6 Sq.mm

Supply of 5 kV grade plug and receptacle of type B class 'B' connector suitable for the following sizes of field attachment with 5KV grade PVC insulated PVC sheated copper conductor cable conforming to the relevant IS specification etc. complete as required:1C X 16 Sq.mm

Supply of 6mm thick M.S. powder coated covery plate to cover the CI transformer housing box of 330mm dia outside dia having suitable holes to fastern the cover etc. as required.

Supply of M10 size stainless steel bolt of 30mm length with spring and plate washers suitable for the base plate of runway / taxiway and approach light fixtures etc. as required.

Providing concrete slab with suitable GI bolts for temporary fixing of runway, threshold, taxiway fittings etc. as required.

Surveying with total station and marking required location points as per instruction of Engineer-in-Charge complete as required.

Digging of test pit in all kinds of soil by manual means for finding out the route of cables/pipes etc. up to a depth of 1 mtr width of 0.5 mtr and 1 mtr lead including refilling the trench/pit complete as required.

Kerf cutting with machine in bituminous/cement concrete paved area of runway shoulder for cables/pipes of bore not exceeding 50mm upto a depth of 0.15 meter including filling back/sealing the cutting using following material/compound as required but excluding pipe laying (pipe laying included in other item Nos).

Kerf cutting with machine in bituminous/cement concrete paved area of runway shoulder for cables/pipes of bore not exceeding 60mm upto a depth of 0.15 meter including filling back/sealing the cutting using following material/compound as required but excluding pipe laying (pipe laying included in other item Nos).

Kerf cutting with machine in bituminous/cement concrete paved area of runway shoulder for cables/pipes of bore not exceeding 110mm upto a depth of 0.15 meter including filling back/sealing the cutting using following material/compound as required but excluding pipe laying (pipe laying included in other item Nos).

Cutting of cable groove with kerf cutting machine for laying following number of 1X6 Sq.mm/1X16 Sq.mm AFL cable secondary leads meant for inset/taxiway fittings on the concrete/bituminous runway including kerfing, chiseling, cleaning and filling the groove with sealent compound after putting sealant primer after laying secondary lead including jute covering for protection etc. as required:Single run of cable

Cutting of cable groove with kerf cutting machine for laying following number of 1X6 Sq.mm/1X16 Sq.mm AFL cable secondary leads meant for inset/taxiway fittings on the concrete/bituminous runway including kerfing, chiseling, cleaning and filling the groove with sealent compound after putting sealant primer after laying secondary lead including jute covering for protection etc. as required:Double run of cable

Cutting of cable groove with kerf cutting machine for laying following number of 1X6 Sq.mm/1X16 Sq.mm AFL cable secondary leads meant for inset/taxiway fittings on the concrete/bituminous runway including kerfing, chiseling, cleaning and filling the groove with sealent compound after putting sealant primer after laying secondary lead including jute covering for protection etc. as required:Triple run of cable

Cutting of cable groove with kerf cutting machine for laying following number of 1X6 Sq.mm/1X16 Sq.mm AFL cable secondary leads meant for inset/taxiway fittings on the concrete/bituminous runway including kerfing, chiseling, cleaning and filling the groove with sealent compound after putting sealant primer after laying secondary lead including jute covering for protection etc. as required:Four run of cable

Supply & laying of 'B' class (medium class) GI pipe of 32mm dia in kerf area including providing necessary GI fittings, etc. as required.

Supply & laying of 'B' class (medium class) GI pipe of 40mm dia in kerf area including providing necessary GI fittings, etc. as required.

Supply & laying of 'B' class (medium class) GI pipe of 80mm dia in kerf area including providing necessary GI fittings, etc. as required.

ITC of inset light fittings/shallow well box of threshold fittings in straight line on concrete after core cutting to the required level and fixing the shallow base cane in glue complete with lamps, connectors and making field connections with lamp & esna connectors & cable etc. as required.

ITC of elevated bi-directional medium intensity light fittings suitable for runway edge lighting with suitable base plate, gasket, bolts & nuts, making connections, transformer installation etc. as required.

Installation of transformer housing box (450mm high) with a base concrete of 1:3:6 of size 530X530X100 mm thick all round concrete of 1:2:4, 150mm thick top sloped with 1:2:4 cement concrete including excavation of existing Bituminous road/ pavement /shoulder of the runway, disposal of material within 50 mtrs lead ,providing and fixing 300mm long 1/2" dia "B" class GI pipe with checknut for drainage of water including excavation of side shoulder and refilling. The boxes are alligned in such a way that the hole centres fall in straight line etc. complete as required.

Installation of transformer housing box (150/200/250 mm high) above the existing CI boxes with Bolts and nuts so as to accommodate the runway fittings over the same. The boxes are alligned in such a way that the hole centres fall in straight line etc. complete as required.All machining works to match the level with other fittings shall be deemed to be in the scope of work.

ITC of new PAPI units (One set of 4 PAPI Units) at the relocated area including making necessray foundation, providing foundation bolts, allignment & installing the new PAPI sticks etc. complete with all accessories including demolishing the existing concrete, removing the existing PAPI units, handing over to AAI store & removing the demolished concrete from operational area to outside of operational area etc. complete as required.

Making field connections by crimping following sizes of plug and receptacle with the existing PVC copper conductor PVC insulated, PVC sheathed cable including filling with gap with water sealent material applying HT insulation tape, over which PVC tape etc. as required:6 Sq.mm

Making field connections by crimping following sizes of plug and receptacle with the existing PVC copper conductor PVC insulated, PVC sheathed cable including filling with gap with water sealent material applying HT insulation tape, over which PVC tape etc. as required:16 Sq.mm

Laying of one number PVC insulated and PVC sheathed flexible cable/AFL cable of 5 KV grade of size not exceeding 35 sqmm in the existing RCC/ HUME/ METAL/GI/HDPE/DWC pipe etc. complete as required.

Supply & laying of 50mm dia DWC HDPE pipe having pressure rating of 450NM with all accessories like socket / couplers, fitting & cutting, jointing etc. direct in groung (50 cm below ground level) including excavation and refilling the trench but excluding sand cushioning and protective covering etc. complete as required.

Earthing with G.I. earth pipe 4.5 metre long, 40 mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. (but with charcoal/ coke and salt ) as required.

Providing and fixing 6 SWG dia G.I. wire on surface or in recess for loop earthing along with existing surface/ recessed conduit/ submain wiring/ cable as required.

Numbering of light fittings with PU paint