Urgent repairs to AC sheet roofing by providing water proofing treatment and fixing plasto Elastomeric Roofing Membrane including attending of patchworks to RCC terrace of DSP and GCP buildings in Thattanchavady, Puducherry.

Amount

Providing and laying pressed clay tiles (as per approved pattern 18mm nominal thickness of approved size) on roofs jointed with cement mortar 1:4 (1 cement : 4 coarse sand) mixed with 2% integral water proofing compound , laid over a bed of 20mm thick cement mortar 1:4 (1 cement : 4 coarse sand) and finished neat complete.

Pointing on tile brick work with cement mortar 1:3 ( 1 cement : 3 fine sand) - flush/ruled/struck or weathered pointing.

Renewing glass panes and refixing existing wooden fillets - Float glass panes of thickness 5.5mm.

Raking out joints in lime or cement mortar and preparing the surface for repointing or replastering, including disposal of rubbish to the dumping ground within 50 metres lead.

Providing water proofing treatment with plasto Elastomeric Roofing Membranes (Make: INDOLIT ECB 100 or equivalent) consisting of: 1) To clean the surface free from the dust and other foreign matters. 2) To apply a coat of Water Based (BITUMINOUS PRIMER) on the cleaned surface. 3) To apply one coat of BITUMINOUS ADHESIVE (Blown Bitumen (90/15) to stuck the membrane. 4) To apply of PLASTIC FELT (2014) 1 mm as a water proofing membrane. 5) To apply second coat of BITUMINOUS ADHESIVE (Blown Bitumen) (90/15) to stuck the membrane. 6) To lay second layer of PLASTIC FELT (2014) 1mm. 7) Bitumen all joint sealing. 8) Final coat of BITUMEN to finishing the work.

P RAJENDIRANE

B Ashok

G PALANIRAJ

I. VARADARASSOU