Repairs of AAI Hanger at Juhu Airport. (Phase-II)

Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-in-charge. All kinds of soil

Providing & laying stone soling for level / base course with stone of size 100mm to 250mm with screenings & filler materials(combination of aggregates & stone dust etc.) including packing, ramming and dressing, etc. complete and as per direction of Engineer incharge.(Payment shall be made for compacted thickness only)

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 in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:5:10 (1 cement : 5 coarse sand (zone-III) derived from natural sources : 10 graded stone aggregate 40 mm nominal size derived from natural sources)

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 :Cement mortar 1:6 (1 cement : 6 coarse sand)

18 mm cement plaster in two coats under layer 12 mm thick cement plaster 1:5 (1 cement : 5 coarse sand) finished with a top layer 6 mm thick cement plaster 1:6 (1 cement : 6 fine sand).

15 mm cement plaster on rough side of single or half brick wall of mix: 1:6 (1 cement: 6 coarse sand)

Providing and laying factory made chamfered edge Cement Concrete paver blocks in footpath, parks, lawns, drive ways or light traffic parking etc, of required strength, thickness & size/ shape, made by table vibratory method using PU mould, laid in required colour & pattern over 50mm thick compacted bed of sand, compacting and proper embedding/laying of inter locking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with sand and cutting of paver blocks as per required size and pattern, finishing and sweeping extra sand. complete all as per direction of Engineer-in-Charge. 80 mm thick C.C. paver block of M-30 grade with approved color design and pattern.

Finishing walls with Acrylic Smooth exterior paint of required shade : New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/10 sqm) Note: The rates shall be inclusive of all heights for purlins, truss of the roof of the hangars at Juhu Airport etc. including labours , scaffolding , supports , T & P etc. all complete. nothing extra shall be paid on this account.

Providing and fixing of colour coated Jindal / Tata bluescope or equivalent make profile sheet of nom.1072 mm or as specified by the Manufacturer effective cover width and nominal 28.5 mm deep ribs with subtle square fluting in the five pan at nominal 202 mm centre-to-centre. The end rib shall be designed for anti-capillary action, to avoid any seepage of water through the lateral overlap. The feed material is manufactured out of nominal 0.45 mm Base Metal Thickness (BMT)& TCT 0.50 mm, Hi-strength steel with min. 550 MPa yield strength, metallic hot dip coated with Aluminium-Zinc alloy(55% Aluminium, 43.5% Zinc & 1.6% Silicon) Galvalume AZ150 (Min. 150 gms/sq.mt total on both sides) with Regular modified quality paint coat . The paint shall have a total coating thickness of nominal 25 μm, comprising of nominal 18-20 μm exterior coat on top surface and nominal 5-6 μm reverse coat on back surface over nominal 5 μm primer coat on both surfaces of approved colour shade by concern authority. The steel manufacturer's test certificate for the chemical and mechanical properties of steel must be submitted for approval by the concerned authority prior to installation. The sheet shall have brand marking of the manufacturer giving product details on the back of the sheet at every 1 meter c/c for confirming genuinity of the material. Note:All the accessories like flashing / capping shall be made from the same material (or manufacturer’s recommendation) which is used for main roofing & cladding applications all complete as per direction of Engineer in charge. Note: The rates shall be inclusive of all heights for purlins, truss of the roof of the hangars at Juhu Airport etc. including labours , scaffolding , supports , T & P etc. all complete. nothing extra shall be paid on this account.