MR to Horticulture works at Chennai Airport, Chennai during the year 2026 27. SH Providing Bio-Green wall and Drip Irrigation system at city side of Terminal building (Metro Station side) on both side of Walkalator.

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer , including welding and bolted with special shaped washers etc. complete. Hot finished welded type tubes

Providing and fixing stainless steel (Grade 304) railing made of Hollow tubes, channels, plates etc., including welding, grinding, buffing, polishing and making curvature (wherever required) and fitting the same with necessary stainless steel nuts and bolts complete, i/c fixing the railing with necessary accessories & stainless steel dash fasteners , stainless steel bolts etc., of required size, on the top of the floor or the side of waist slab with suitable arrangement as per approval of Engineer-incharge, (for payment purpose only weight of stainless steel members shall be considered excluding fixing accessories such as nuts, bolts, fasteners etc.).

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: Anodised aluminium (anodised transparent or dyed to required shade according to IS: 1868, Minimum anodic coating of grade AC 15)

Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i) Single socketed pipes 75 mm dia

Providing and fixing expansion hold fasteners 20 mm dia and 200 mm length on C.C. /R.C.C./Brick masonry surface backing including drilling necessary holes and the cost of bolt etc complete as per the direction of Officer in charge.

Providing and fixing LLDPE pipes 16 mm dia laterals confirm to ISI standard including carriage to site, fixing on steel sructures/green wall panels as per the direction with all required materials and any other incidental charges etc., complete as per the direction of Engineer in charge.

Providing and fixing Filters (16 mm dia) on laterals confirm to ISI standard including carriage fixing at site with all other incidental charges etc., complete as per the direction of Engineer in charge.

Providing and fixing lateral COCK on laterals other incidental charges if any etc., complete as per the direction of Engineer in charge.

Providing and fixing 16 mm dia LLDPE CONNECTOR confirm to ISI standard including carriage fixing at site with all other incidental charges etc., complete as per the direction of Engineer in charge.