Extension of Turning Pads and Fillets for link Taxiway for B777-300ER

Amount

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge - Nominal concrete 1:3:6 or richer mix (i/c equivalent design 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 - bituminous road

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

Dismantling of manhole including R.C.C. top slab, C.I. cover with frame, including stacking of useful materials near the site and disposal of unserviceable materials within 50 m lead as per direction of Engineer-in-charge - Rectangular manhole 120x90 cm and 90 cm deep

Cutting of Pavement of 10 mm wide x 50 mm deep by groove cutting machine and cleaning the grooves with blowers and brush complete all as per direction of Engineer-in-charge.

Excavation in all kinds of Soil with hydraulic excavator of 0.90 cum bucket capacity including cutting and loading in tippers, triming bottom and side slopes transporting the excavated earth to the filling locations within Airport premises including all leads and lifts , breaking clods, levelling fine dressing in accordance with requirements of lines, grades and cross sections rolling with vibratory road roller etc complete as per direction of Engineer-in-charge.

Preparation and consolidation of sub grade with power road roller of 8 to 12 tonne capacity etc complete as per direction of Engineer-in-charge

Providing and laying graded granular material (moorum) obtained from borrow pits with all lifts & leads, transporting to site, spreading, breaking clods, watering including leveling, fine dressing to the required camber, grade and slope and compacted to obtain Field Density not less than 97 % relative compaction as percentage of maximum Dry Density (MDD ) and Subgrade CBR Not less than 3.26 % shall be ensured to meet the requirement as per direction of Engineer-in-Charge Note : (i) Report of MDD and CBR of Subgrade Soil to be Submitted by Agency (ii) Proctor Test Appratus or IS Code Appratus to be used for determining Field Density of subgrade soil at the site , Nothing Extra will be payble for above two i.e. (i) and (ii)

Construction 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 tippers to work site, for all leads & lifts, spreading in uniform layers of specified thickness with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per specifications and directions of Engineer-in-Charge - With material conforming to Grade-III (size range 26.5 mm to 0.075 mm ) having CBR Value-20

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 for all leads & lifts, laying in uniform layers with mechanical paverfinisher in sub- base / base course on well prepared surface and compacting with vibratory roller of 8 to 10 tonne capacity to achievethe 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 per sqm using mechenical means complete in all respects as per direction of ngineer-In-charge.

Providing and applying tack coat using hot straight run Bitumen grade VG 10 (80/100) conforming IS:73 including heating the bitumen, spraying the bitumen with mechanically operated spray unit fitted on bitumen boiler, cleaning and preparing the existing runway surface as per specifications completed in all respect as per direction of Engineer - in - charge. On Bituminous Surface @ 0.35 kg/sqm

Providing and 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 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 packed 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 packed 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 packed produced by Govt. Refineries and 2% cement by weight of aggregates as filler material.]

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 ail dirt, scales, oil, grease and other foreign material etc. and lining out complete - New work (Two or more coats)

Centering and shuttering including strutting, propping etc. and removal of form work for - Foundations, footings, bases for columns

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level -1:1½:3 (1 Cement : 1½ coarse sand : 3 graded stone aggregate 20 mm nominal size)

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 : 8 graded stone aggregate 40 mm nominal size)

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 1200 mm dia RCC pipes ( Laying by manual/ machanical means)

Constructing brick masonry manhole in cement mortar 1:4 ( 1 cement : 4 coarse sand ) with R.C.C. top slab with 1:1.5:3 mix (1 cement : 1.5 coarse sand (zone-III) : 3 graded stone aggregate 20 mm nominal size), foundation concrete 1:4:8 mix (1 cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size), inside plastering 12 mm thick with cement mortar 1:3 (1 cement : 3 coarse sand) finished with floating coat of neat cement and making channels in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) finished with a floating coat of neat cement complete as per standard design : Inside size 120x90 cm and 90 cm deep including C.I. cover with frame (heavy duty) 560 mm internal diameter, total weight of cover and frame to be not less than 208 kg (weight of cover 108 kg and weight of frame 100 kg) - With common burnt clay FPS (Non Modular) Bricks

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 - 450 mm dia RCC pipes (Laying by manual/ machanical means)

Mascot Construction Co.

GNI Infrastructure Pvt. Ltd.

S G CONSTRUCTIONS

MAPARI INFRAPROJECTS

PCC Infrastructure Pvt.Ltd