PROVISION OF IMPROVEMENT OF DRAINAGE SYSTEM, ROADS AND SHOULDERS AND WORK SERVICES FOR ENABLING OPERATION OF CERTAIN AIRCRAFT AT AF STN PURNEA

Amount

B/R PORTION

M&L for approved earth soil for construction of shoulders/berms approved material obtained from borrow areas outside MOD land by the contractor at his own cost, with all lifts & leads, transporting to site, soil tested as per IS: 2720, shall have Maximum laboratory dry unit weight not less than 17.5 KN/Cum. (Note :- (a) The soil recovered/excavated shall be tested in the presence of GE / Engr-in-Charge in any Govt. approved lab and will be incorporated for preparation of subgrade etc., if found the soil suitable after testing. (b) To arrive finished quantity for payment purposes consolidated surfaces to be measured. (c) Surface dressing will be done for the area which forming embankment is to be done ( which is to be paid separately) before stacking the soil brought from borrow areas outside MOD land.

Forming embankments from available earth including raising (or lowering) earth spreading in layers n exc. 30 cm thick, levelling, watering and well ramming, each layer to be compacted to achieve dry density to 95% of Modified Maximum Proctor Density as per IS 2720 Part VIII complete all as specified & directed.

Surface excavation n.exc 30cm deep & averaging 15cm deep and getting out in soft/loose soil complete all as specified and directed.

Excavating over areas, not exceeding 1.50 m deep and getting out in soft/loose soil, complete all as specified and as directed.

Excavating over areas, exceeding 1.50 m but n.exc 3.0 mtr deep and getting out in soft/loose soil, complete all as specified and as directed.

Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out for soft/loose soil all as specified and directed.

Demolition of concrete of any description and in any position not otherwise specifically provided for and removing the material exc 1.50 km but n exc. 5 km complete all as specified and directed.

Demolition of existing WMM or GSB surface complete all as specified and directed.

Returning /filling in ,including spreading,levelling ,watering and well ramming in layers n exc 25 cm complete all as specified and directed.

Removing excavated soil to a distance not exceeding 50 m and depositing where directed at a level, not exceeding 1.5 metre above the starting point complete all as specified and as directed.

Removing excavated material exc. 250m but n. exc. 500m and depositing where directed at a level n. exc. 1.5m above the starting point as in soil complete all as specified and directed.

Removing excavated material exc. 1.5 km but n. exc.5 km and depositing where of directed at a level n. exc. 1.5m above the starting point as in soil complete all as specified and directed.

Material & Labour for rolling and consolidating formation surfaces in cutting with dual mode soil compactor roller 10 ton with pad foot attachment including watering as necessary and consolidating (including necessary cutting/ filling in situ if required) to required level gradient or camber including testing of 'K' value under optimum moisture condition to 98% modified proctor density and finished to required gradient, size and camber complete all as specified and directed.

M&L for soil stabilization of 600 mm thick for preparation of sub grade in layers not less than 100mm thick and not more than 300mm thick , soil by uniform mixing of cement OPC 43 grade/other additive @ 3% cement by weight of soil (Percentage of cement /additives for estimation purposes only type of additive and percentage required for blending to be given in mix design). Item will include pulverization of soil, spreading of additive, blending mix by tractor towed rotovator, addition of water drying of mix to required moisture content and compaction using suitable vibratory roller to required 98 % Maximum Dry Density and perform and confirm field 'K' value 5.0 Kg/cm2/cm at top of embankment complete as directed. Provisions of IRC SP:89-2010 be referred to for this item

Supply only ordinary portland cement of 43 grade in bags of 50 Kg complete all as specified and as directed.

Material & labour for 150 mm thick (compacted thickness) Granular sub base Course (GSB) Grade V in single layer (as per table 400-1& 400-2 of MORTH specification for Road and Bridge works) over compacted subgrade with stone aggregates by using motor grader, spreading, levelling and rolling with tandem vibratory roller of capacity 10 Ton static weight and consolidating to required gradient and camber to achieve field compaction of at least 98% of MDD (maximum dry density) determined using modified proctor density determination method as per IS code and field CBR (Minimum 30) as per MORTH for NEW RIGID PAVEMENT, complete all as specified and directed. Note:-Finished surface tolerances shall be as per table 900-1 of MORTH specifications for Road and Bridge works 2013 complete all as specified and directed.

Material & labour for 150 mm thick (compacted thickness) Wet Mix Macadam (WMM) laid in two layers each 75mm thick, manufactured in WMM plant (as per Table 400-12 and 400-13 of MORTH specifications for Road and Bridge works), with crushed stone aggregates of specified grading, spreading using paver as specified, rolled and consolidated using 10 Ton capacity tandem vibratory power roller to required gradient and camber to achieve minimum 98% density of MDD determined using modified proctor density determination method as per IS 2720 (Part-8) and as per MORTH clause 406 complete all as specified and directed . Note:- Finished surface tolerances shall be as per Table 900-1 of MORTH specifications for Road and Bridge work 2013 complete all as spefcified and as directed.

M & L for providing 10mm thick sand cushion with clean river sand duly clear of residual, organic and deletirious materials spread evenly to uniform thickness laid over DLC layer, complete all as specified and directed. Note:- The sand cushion must not contain stones/ other hard or uneven matter as specified and directed.

Supply and laying 400 micron thick HDPE sheet (virgin quality transparent) GRADE-I conforming to IS-10889 as anti-friction layer over sand cushion complete all as specified and directed. Note: Side lap and end lap shall be 300 mm. The rate quoted shall be deemed to include for the laps. Area measured shall be covered area in plan.

Material & labour for forming 20-25 mm width Expansion Joint in concrete slab for full depth by cutting PQC upto required depth, using high RPM diamond bit cutter, cleaning the joint and filling with pre-moulded compressible polyethylene closed cell type filler board as specified and applying closed cell, medium density, crossed linked polyethylene foam backup rod of 30 mm dia, over filler board and then priming top 15 mm with approved primer and filling with polyurethane based sealant (single component) complying with BS-5212, BS-4254 and EN 141875-2003 with minimum MAF +/- 30%, applying masked tape on the edges of joints to prevent accidental spillage of sealant and removing the masking tape after filling of sealant as per the method specified by the manufacturer complete as specified and directed. Note:- (a)The joint sealing shall be carried out by original approved applicator with sealant having 10 year performance guarantee. (b) Work shall be carried out under recommended temperature conditions specified by the sealant manufacturer. (c)Top level of joint sealant shall be as per applicable temperature conditions and season to avoid sealant extrusion/ failure.

Material & labour for cutting of Construction Joint 25 mm deep and 8-10 mm wide using high RPM diamond bit cutter, cleaning of surface and filling with closed cell, medium density cross linked polyethylene backup rod of 12 mm dia, application of bond breaker tape on top of back up rod for complete width of the joint, priming top 15 mm with approved primer, applying masking tape on edges of joints to prevent accidental spillage of sealant and filling with polyurethane based sealant (single component) complying with BS-5212,BS-4254 and EN 141875-2003 with minimum MAF +/- 30% and removing the masking tape after filling of sealant and as per the method specified by the manufacturer complete all as specified and as directed. Note:- (a) The joint shall be treated with a coat of lime wash/ bituminous paint before the adjoining bay is laid. (b) The joint sealing shall be carried out by original approved applicator with sealant having 10 year performance guarantee. (c) Work shall be carried out under recommended temperature conditions specified by the sealant manufacturer. (d) Top level of joint sealant shall be as per applicable temperature conditions and season to avoid sealant extrusion/ failure.

Material & labour for Forming Dummy / Contraction Joint using high RPM diamond cutter with intial saw cut of 3 mm width (soon after concrete has set) upto a depth of 1/3rd to 1/4th the thickness of the slab/PQC , widening the first saw cut to 6-8 mm width & 24mm depth and joint to be filled with closed cell, medium density, cross linked polyethylene foam backup rod of 8 mm dia for complete length of the joint, priming the top 15 mm with approved primer, applying masking tape on edges of joints to prevent accidental spillage of sealant and filling with polyurethane based sealant (single component) complying with BS-5212, BS-4254 and EN 141875-2003 as per the method specified by the manufacturer complete as specified and directed. Note:- (a) The joint sealing shall be carried out by original approved applicator with sealant having 10 year performance guarantee. (b) Work shall be carried out under recommended temperature conditions specified by the sealant manufacturer. (c) Top level of joint sealant shall be as per applicable temperature conditions and season to avoid sealant extrusion/failure.

M&L for preparing new flexible/concrete surface and painting lines dashes ( continuos/uninterupted arrows letters etc. exceeding 10cm width with two coats of water based road marking paint (glossy finish) in white golden yellow orange or red colour over a coat primer complete all using road painting machine complete all as specified and dirceted.

S&F mild steel Fe-500D TMT bar 6 to 8 mm dia., cut to length, bent to shape required including cranking, bending spirally for hoping ends and binding with and including mild steel wire (annealled ) not less than 0.9 mm dia or securing with clip complete all as specified and as directed.

S&F GI tubes of 25 mm bore heavy grade galvanised for MAFI conduit with all fittings like Tee, Elbow, socket, bends, coupler etc laid in trenches at Runway, also including each conduit shall be terminated with suitable elbow at light location, suitable tee at intermediate light location and suitable end cap at both light location & HT box location with anchoring arrangement of 4mm GI wire as per MAFI guideline, complete all as specified and as directed by Engineer-in-charge. (Note: 4mm GI wire measured and paid separately)

S&F GI tubes of 40 mm bore heavy grade galvanised for MAFI conduit with all fittings like Tee, Elbow, socket, bends, coupler etc laid in trenches at Runway, also including each conduit shall be terminated with suitable elbow at light location, suitable tee at intermediate light location and suitable end cap at both light location & HT box location with anchoring arrangement of 4mm GI wire as per MAFI guideline, complete all as specified and as directed by Engineer-in-charge. (Note: 4mm GI wire measured and paid separately)

M&L for 4 mm dia Galvanised or steel wire fixed to wall on batten or recess or chase or buried in ground or drawn in conduit/pipe or any other indicated situation for cable pulling including anchoring all ends etc. as per MAFI guideline, complete all as specified and as directed by Engineer-in-charge.

Material and labour for PCC 1 :3 :6 type C-2 (using 40mm graded stone aggregate) as in foundation, filling and mass concrete, complete all as specified and directed.

M&L for brick work with sub class 'B' bricks, straight or curved on plan exc 6m mean radius built in CM 1:4, complete all as specified and directed.

M&L for type B2 1:2:4 (40mm graded stone aggregate) cement concrete in surface channels and drain and finishing cement concrete surfaces even and smooth using extra cement, complete all as specified and directed.

M&L for PCC 1:2:4 type B-0 using 12.50 mm graded stone aggregate as in coping /haunching on top of drain and like including necessary form work, complete all as specified and directed.

Preparing unsurfaced water bound surfaces by wire brushing with wire brushes for removing caked mud etc sweeping with brooms and finally fanning the cleaned surfaces with gunny bags to remove the all loose dirts etc complete all as specified and directed.

M&L for applying evenly a priming/tack coat using paving bitumen VG 10 @ 10kg /10 Sqm etc complete all as specified and directed.

M&L for Bituminous Premixed Asphaltic Semi Dense Concrete 40mm consolidated thickness using paving bitumen VG-30 grade with 5.5% binder content by weight of total mix rolled and compacted to required camber and gradient complete all as specified and directed.

M&L for PCC (1:3:6) type C2 (using 40 mm graded stone aggregate) as in surface channels and drains complete all as specified and as directed.

M&L rendering 15mm thick in cm 1:4 on fair face of brick surface even and smooth without using extra cement, complete all as specified and as directed.

M&L for extra for forming fair finished drain or channel 30 cm inner girth in cement concrete, using extra cement including forms, moulds, mitred/ stopped ends etc.

M&L for RCC pipes, class NP3, 300mm bore laid in trenches and jointed complete with collars complete all as specified and directed.

M&L for Cement concrete (1:3:6) type C-2 (40 mm graded stone aggregate) as in concrete bed to drain pipe including packing under and haunching against the sides of pipes after they are laid and tested for 300 mm bore of pipe complete all as specified and as directed.

M&L for continuous brick edging with width equal to the depth of brick with sub class ‘B’ old size burnt clay bricks, laid dry on edge complete all as specified and directed.

M & L for Min 50 mm thick (consolidated thickness) Bituminous Macadam Grading II (37.5 mm - 0.075mm) with VG-30 binder having minimum Marshall stability of 900 kg using paving bitumen grade VG-30 for the layer thickness 50-100 mm and using minimum bitumen content @4.5% by weight of total mix using hot mix plant and laid by using paver, spread, rolled and compacted to required camber and gradient with 10 Tonne vibratory roller complete all as specified and directed. Note:- (a) No price adjustment shall be applicable if excess quantity of binder content (paving bitumen VG-30) is used/approved as per the job mix formula in the execution of work under this item. (b) Grading, job mix formula, laying and compaction shall be as specified in TI 09/2018 and as per Para 505 of MORTH Specification. (c) Compaction to be continued till density achieved is between 93-95% of maximum theoretical specific gravity for laid surface.

E/M PORTION M&L for sand cushioning (dry) in trenches for protection of UG cables (below, above and around the UG cable laid in trenches) of 230mm spread thickness and consolidated (punned) upto 180mm thickness complete all as specified and as directed.

Supply and laying reinforced precast concrete cable cover, class LV, Type I flat size 250 mm x 150 mm x 40 mm for cable protection all as specified and directed by the Engr-in-Charge.

Taking out LT / HT cable of any size & type laid in trenches / pipe carefully and keeping aside safely without damaging for relaying as specified and as directed.

Taking out water pipe lines CI/GI/PPR of 80 mm size & type laid in trenches / duct carefully and keeping asided safely without damaging for relaying as specified and as directed.

Laying only electric cables of any sizes obtain from item No 50.00 above, laid in trenches / calbe duct complete all as specifed and as directed.

Laying only water pipe lines CI/GI/PPR of 80 mm size & type obtain from item No 51.00 above including elbows bends & Tees laid in trenches / cable duct complete all as specified and as directed.

S&F in replacement for GI protection pipe light grade for cable protection incl all fittings laid in trenches or fixed on pole all as specified for 80 mm dia complete all as specified and as directed.

M&L for boring of holes under road, pavement hard standing by trenchless technology / manual excavation as necessary including machine tools etc as per site requirement complete all as specified and as directed.

S&F HDPE of pressure rating 6 kgf/cm2 laid in trenches of size 50 mm complete all as specified and as directed.

M&L for GI calbe route indicator of total height 1.2 mtr duly written "HT" or "LT" as per cable type on oval plate to be fixed with PCC with 150 mm depth in ground complete all as specified and as directed by Engr-in-Charge.

Supply fixing and testing for straight trough joints for LT XLPE insulated armoured aluminium conductor cable 1100 Volts of size 50 Sqmm 3.5 core complete all as specified and as directed.

Supply fixing and testing for straight trough joints for LT XLPE insulated armoured aluminium conductor cable 1100 Volts of size 70 Sqmm 3.5 core complete all as specified and as directed.

LUMOS INFRA PVT LTD (BID ID -3126454)

Ktech Engineer Builders Co. Pvt. Ltd (BID ID -3126212)

surendra infrastructure pvt ltd (BID ID -3126595)

D R STEEL CONSTRUCTION COMPANY PRIVATE LIMITED (BID ID -3126774)

AMIT ASSOCIATES (BID ID -3124328)

NAND LAL PURI AND SONS PRIVATE LIMITED (BID ID -3125195)