Replacing roofing sheets Ammonia handling compressor house at W.Island.

Replacing roofing sheets Ammonia handling compressor house at W.Island.

Dismantling AC / GI / Tufflite / Aluminium sheet roofing / side cladding & depositing the debris away from plant limit within a distance of 150 m.

Dismantling AC ridge pieces & clearing away debris from the plant limit.

Dismantling AC apron piece at all heights and stacking for reuse and clearing the site as per deptl instructions.

Providing non-asbestos high impact Polypropylene reinforced cement 5.50 mm minimum thick , corrugated sheets (as per IS: 14871) of suitable colour as approved by Engineer-in-charge, roofing up to any pitch and fixing with polymer coated J or L hooks, bolts and nuts 8 mm dia G.I. plain and bitumen washers or with self drilling fastener and EPDM washers etc. complete.(excluding the cost of purlins, rafters and trusses ) including cutting sheets to size and shape wherever required.

Providing corrugated serrated adjustble ridges or hips in Non-asbestors fibre cement high impact polypropylene reinforced roofing with suitable fixing accessories or self drilling fastener and EPDM washer , etc. complete as per instructions.

Providing AC apron pieces at all levels with 7 mm or nearest available dia and suitable length GI Hooks/bolts and nuts,GI and bitumen washers etc. complete including cost of all materials ( Corrugated Apron piece Type BS3,112.6 deg).

Providing and laying 3 mm thick “WP SHIELD APP” Polymer modified membrane with non woven polyester Matt-160 GSM, having softening point not less than 150 degree centigrade, longitudinal tensile strength not less than 650 N / 5 cm tearing strength of 180 N (P 4180 grade) by torch welding method including minimum 10 cm side over lap after applying water based primer / bituminous primer as suitable for the surface, finishing the top surface with solar reflective bituminous aluminum paint @ 0.10 Kg/Sq.m complete all as specified after making the surface clean with suitable means including labour, material charges,scaffolding charges etc as directed by the Engineer-in-charge .

Painting with one coat of zinc chromate yellow metal primer and two coats of synthetic enamel paint using approved brand & quality at all heights after cleaning the surface including cost of all paint and materials, labour charges etc.complete as per deptl instructions

Collecting mixed materials including spoil earth, broken AC sheet, Roofing Tiles ,brick / rubble debris etc.from FACT W/Island Installations (after carefully separating & stacking steel scraps at site) and conveying to waste yard of Cochin Division or to places pointed out by the department to a maximum lead of 25 KM by mechanical transport, dumping at site, spreading in layers etc.complete (20% deduction will be made if measured loose in stacks/lorries)

DELTA CONSTRUCTIONS

K.M.Joy

BRIJEESH K.N

K A JOHN

Vallooran Constructions