Construction of perimeter road at newly acquired land 24 Acres at Darbhanga Airport BIHAR 846005.

Amount

Good Earth brought from outer side of airport and filling low lying area /along centre line for approach light inside Airport premises 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 section, and transporting to the embankment/filling location within all lifts and lead upto 20 km. Including spreading of excavated soil in layer not exceeding 20 cm (loose) in depth including breaking clods, watering and consolidation each layer with 8 to 10 tonne capacity or adequate capacity, vibratory roller to required slope etc. complete as directed by Engg.-in-charge . (Maximum dry Density along with OMC shall be achived at site 95% of lab density) All kinds of soil.

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

b) 1:4:8 (1 Cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size)

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : 1:1.5:3 (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size)

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

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

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level in all shapes and sizes in : (a) Cement Mortar 1:6 (1 cement : 6 coarse sand).

12 mm cement plaster of mix : 1:6 (1 cement: 6 fine sand)

Finishing walls with water proofing cement paint of required shade New work (Two or more coats applied @ 3.84 kg/10 sqm)

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)

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. a) Prime Coat On W.B.M / W.M.M. @ 0.70 kg/ sqm

b) Providing and applying tack coat (*using bitumen emulsion (Rapid setting) complying with IS:8887 , spraying the bitumen emulsion 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. 0.20 Kg/Sqm on existing bituminous surface

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, suface accuracy complete [for tendering purpose VG bitumen of grade *(VG-10/VG-20/VG-30) content shall be taken as 120 kg/m3 of mix supplied in bulk produced by Golt. Refineries and 2o/o cement by weight of aggregates as filler materiall.

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 propoftions as per job mix formula and laid to specified Ievels, grade and camber as per specification, drawings and as directed by the Engineer-in-Charge including compacting with B-10 tonne, preferably vibratory road roller of adequate capacity to achieve the specifled values of compaction, strength, surface accuracy complete [for tendering purpose VG bitumen of grade *(VG-10/VG-20/VG-30) shall be taken as 110 kg/m3 of mix supplied in bulk produced by Gol't. Refineries and 2o/o cement by weight of aggregates as filler materiall.

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 tipper 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.

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-I (size range 75 mm to 0.075 mm) having CBR Value-30

Providing and laying Non Pressure NP-3 class (Medium 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-600 mm dia RCC pipes.

Providing and laying 60 mm thick faciory made cement concrete interlocking paver block of M-30 grade made by block making machine with strong vibratory compaction, of approved size, design & shape, laid in required colour and pattern over and including 50 mm thick compacted bed of coarse sand, filling the joints with find sand etc. All complete as per the direction of Engineer-in-charge.

GRAYSTONE INFRA TECH PRIVATE LIMITED (BID ID -742242)

M/s Awadhesh Construction (BID ID -739885)