Airports Authority Of India Tender

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 upto 50 m and for all lift

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.

12 mm cement plaster of mix :1:4 (1 cement: 4 fine sand)

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

Designing, Providing and fixing self-supporting steel roofing system of M/s Mercury or M/s Proflex or equivalent make for shed/hangar (size 11 m span x 15 m length x 4.4 m height at centre). The self supported roofing system should be designed to withstand the wind load (as per BIS 875 part-3 & earthquake load as per BIS 1893). The roof panel formation shall be done as per required length and curvature using hydraulic operated profile machine to give it the trapezoidal shape in required curvature (as per tentative sketch of arch of shed and panel profile attached in tender documents). In this process the width of the sheet reduces from 914 mm to 610 mm (tolerance +/- 2 mm). The curved panels should have interlocking formation and must crimped together using mechanical seaming machine by imposing a suitable load to ensure the seaming of required rigidity. Minor colour chipping / scratching should be rectified by applying epoxy lacquer. The base material thickness of CR steel shall be 1.00 mm (tolerance +/- 0.02 mm) & Min. 350 Mpa yield strength. This sheet will have hot dip AZ150 GSM Al.- zinc alloy coating of AZ150 GSM ( galvalume) as per ASTM A792D-02/AS 1397 of 55% aluminium, 43% zinc and 1.6% silicon (JSW-BPSL or equivalent make) and paint coating of regular modified polyester paint as per RAL colour, top coat 25 micron and bottom coat 12 micron as per approved colour, including profiling as per requirement, fixing clamps, hangers etc. including providing and fixing necessary nos. of wedge anchor fasteners of dia. 12 mm and length 150 mm in RCC for fixing of sheet, all transportations, loading, unloading, tools & plants, all taxes excluding GST, erection with suitable crane using spreader bar etc. complete as per direction of Engineer-In-charge.

Note-1) Only the superficial area of sheet covering shall be measured and paid on the flat without allowance for laps and corrugations. 2) This item is to be executed through specialised agency in self-supporting steel roofing system like M/s Mercury or M/s Proflex or equivalent agency approved by Engineer-in -charge. Specialised agency should give warranty of minimum 10 years for stability of shed, fixing of sheet profile with RCC foundation and material test certificate and colour warranty certificate for 10 years from material manufacturer. Rate is inclusive for all these activities and nothing extra shall be paid on this account. 3) This item is also inclusive of providing and fixing necessary, sufficient clamps, fixtures for fixing light fittings and supporting cable as per direction of Engineer-in -charge. Nothing extra shall be paid on this account. 4) Roof sheet material should have edge marking of manufacturers name and base material thickness on it at regular intervals. The Agency also need to submit material test report from steel mill supplier for each steel coil for thickness, coating mass, yield strength etc.

Designing, Providing and fixing cladding sheet of M/s Mercury or M/s Proflex or equivalent make for shed/hangar (size 11 m span x 15 m length x 4.4 m height at centre). The cladding system should be designed to withstand the wind load (as per BIS 875 part-3 & earthquake load as per BIS 1893). The panel formation shall be done as per required length and curvature using hydraulic operated profile machine. In this process the width of the sheet reduces from 914 mm to 610 mm (tolerance +/- 2 mm). The panels should have interlocking formation and must crimped together using mechanical seaming machine by imposing a suitable load to ensure the seaming of required rigidity. Minor colour chipping / scratching should be rectified by applying epoxy lacquer. The base material thickness of CR steel shall be 0.80 mm (tolerance +/- 0.02 mm) & Min. 350 Mpa yield strength. This sheet will have hot dip AZ150 GSM Al.- zinc alloy coating of AZ150 GSM ( galvalume) as per ASTM A792D-02/AS 1397 of 55% aluminium, 43% zinc and 1.6% silicon (JSW-BPSL or equivalent make) and paint coating of regular modified polyester paint as per RAL colour, top coat 25 micron and bottom coat 12 micron as per approved colour, including profiling as per requirement, fixing clamps, hangers etc. including providing and fixing necessary nos. of wedge anchor fasteners of dia. 12 mm and length 150 mm in RCC for fixing of sheet, all transportations, loading, unloading, tools & plants, all taxes excluding GST, erection with suitable crane using spreader bar etc. complete as per direction of Engineer-In-charge.

Note-1) Only the superficial area of sheet covering shall be measured and paid on the flat without allowance for laps and corrugations. 2) This item is to be executed through specialised agency in self-supporting steel roofing system like M/s Mercury or M/s Proflex or equivalent agency approved by Engineer-in -charge. Specialised agency should give warranty of minimum 10 years for stability of shed, fixing of sheet profile with RCC foundation and material test certificate and colour warranty certificate for 10 years from material manufacturer. Rate is inclusive for all these activities and nothing extra shall be paid on this account. 3) This item is also inclusive of providing and fixing necessary, sufficient clamps, fixtures for fixing light fittings and supporting cable, cutting opening for windows/ventilators as per direction of Engineer-in -charge. Nothing extra shall be paid on this account. 4) Sheet material should have edge marking of manufacturers name and base material thickness on it at regular intervals. The Agency also need to submit material test report from steel mill supplier for each steel coil for thickness, coating mass, yield strength etc.

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 L/10 sqm)

Providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/appropriate Z sections and other sections of approved make conforming to IS: 733 and IS: 1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/neoprene gasket etc. Aluminium sections shall be smooth, rust free,straight, mitred and jointed mechanically wherever required including cleat angle, Aluminium snap beading for glazing / paneling, C.P.brass / stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-charge. (Glazing, paneling and dash fasteners to be paid for separately) :For fixed portion. Powder coated aluminium (minimum thickness of powder coating 50 micron)

Providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/appropriate Z sections and other sections of approved make conforming to IS: 733 and IS: 1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/neoprene gasket etc. Aluminium sections shall be smooth, rust free,straight, mitred and jointed mechanically wherever required including cleat angle, Aluminium snap beading for glazing / paneling, C.P.brass / stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-charge. (Glazing, paneling and dash fasteners to be paid for separately) For shutters of doors, windows & ventilators including providing and fixing hinges/ pivots and making provision for fixing of fittings wherever required including the cost of EPDM rubber / neoprene gasket required (Fittings shall be paid for separately) Powder coated aluminium (minimum thickness of powder coating 50 micron)

Providing and fixing glazing in aluminium door, window, ventilator shutters and partitions etc. with EPDM rubber / neoprene gasket etc. complete as per the architectural drawings and the directions of engineer-in-charge . (Cost of aluminium snap beading shall be paid in basic item): With float glass panes of 5 mm thickness (weight not less than 12.50 kg/sqm)

Providing and fixing anodised aluminium grill (anodised transparent or dyed to required shade according to IS: 1868 with minimum anodic coating of grade AC 15) of approved design/pattern, with approved standard section and fixed to the existing window frame with C.P. brass/ stainless steel screws @ 200 mm centre to centre, including cutting the grill to proper opening size for fixing and operation of handles and fixing approved anodised aluminium standard section around the opening, all complete as per requirement and direction of Engineer-in-charge. (Only weight of grill to be measured for payment).

Providing and fixing 12 mm thick prelaminated particle board flat pressed three layer or graded wood particle board conforming to IS: 12823 Grade l Type ll, in panelling fixed in aluminum doors, windows shutters and partition frames with C.P. brass / stainless steel screws etc. complete as per architectural drawings and directions of engineer-in-charge. Pre-laminated particle board with decorative lamination on both sides

Providing and fixing Brass 100mm mortice latch and lock with 6 levers without pair of handles (best make of approved quality) for aluminium doors including necessary cutting and making good etc. complete.

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-35 grade with approved color design and pattern.

Providing and fixing tiled false ceiling of specified materials of size 595x595 mm in true horizontal level, suspended on inter locking metal grid of hot dipped galvanized steel sections ( galvanized @ 120 grams/ sqm, both side inclusive) consisting of main "T" runner with suitably spaced joints to get required length and of size 24x38 mm made from 0.30 mm thick (minimum) sheet, spaced at 1200 mm center to center and cross "T" of size 24x25 mm made of 0.30 mm thick (minimum) sheet, 1200 mm long spaced between main "T" at 600 mm center to center to form a grid of 1200x600 mm and secondary cross "T" of length 600 mm and size 24x25 mm made of 0.30 mm thick (minimum) sheet to be interlocked at middle of the 1200x600 mm panel to form grids of 600x600 mm and wall angle of size 24x24x0.3 mm and laying false ceiling tiles of approved texture in the grid including, required cutting/making, opening for services like diffusers, grills, light fittings, fixtures, smoke detectors etc. Main"T" runners to be suspended from ce iling using GI slotted cleats of size 27 x 37 x 25 x1.6 mm fixed to ceiling with 12.5 mm dia and 50 mm long dash fasteners, 4 mm GI adjustable rods with galvanised butterfly level clips of size 85 x 30 x 0.8 mm spaced at 1200 mm center to center along main T, bottom exposed width of 24 mm of all T-sections shall be pre-painted with polyester paint, all complete for all heights as per specifications, drawings and as directed by Engineer-in-charge.

12.5 mm thick square edge PVC Laminated Gypsum Tile of size 595x595 mm, made of Gypsum plasterboard, manufactured from natural gypsum as per IS 2095 part I and laminated with white 0.16mm thick fire retardant PVC film on the face side and 12micron metalized polyester on the back side with all edges sealed with the face side PVC film which goes around and wraps the edges and is bonded to the edges and the back side metalized polyester film so as to make the tile a completely sealed unit.

Providing and fixing aluminium round shape handle of outer dia 100 mm with SS screws etc. complete as per direction of Engineer-incharge. Powder coated minimum thickness 50 micron aluminium