SPECIAL REPAIRS TO FSSC BLOCK AT NAVAL DOCKYARD, VISAKHAPATNAM UNDER GE (I) DM, VISAKHAPATNAM

Demolition of textile covering and including all padding concrete over RCC slab over roof, including removal of waste material away from Dockyard premises complete all as specified and directed.

M&L for providing, cement concrete Type B1 1:2:4 (Using 20mm graded stone aggregate) as in roof padding concrete and kerbs or mud stops, rounded or chamfered on edges (40mm thickness) complete all as specified and directed.

M&L for 10mm thick scred bed over padding concrete cement mortar 1:4 with water proofing compound as per manufacture instructions by weight of cement and finish the surface even and smooth with out using extra cement complete all as specified and directed. Note :- Supply only WPC will be measured and paid separately.

M&L for applying evenly a tack coat of industrial bitumen 85/25 at the rate of 1.20 kg per Sqm including cleaning of surfaces complete all as specified and directed.

M&L for APP based polymeric membrane minimum weighing 3kg/sqm and minimum 3mm thick reinforced with polyster non wove fabric (wt. not less than 150 gms/sqm) shall be laid over entire roof surface and on vertical surface up to groves with other laps of 100mm. The over lap shall be sealed by flames complete all as specified and directed.

Dismantling floor hearth or wall tiling including cement mortar bedding (but not backing)and rubbish off the removal of debris outside of dockyard premises all as directed.

M&L for coloured non skid ceramic tiles 7mm to 8mm thick (square or rectangular) of area exc 0.18 but n.exc 0.38 Sq.m in floor set and jointed in neat cement slurry and pointed in coloured cement to match laid over 15mm screed bed in cement mortar 1:6 complete all as specified and directed.

M & L for coloured glazed ceramic tiles 350 x 250 x 7 mm /450X300X7/8 mm thick in dado set and jointed in neat cement slurry and pointed in coloured cement to match fixed over incl rendering in CM 1:4, 10mm thick all as specified and directed.

Dismantling of wall and ceiling boards/ wall partition (fibre, pulp, insulation, etc.) or insulation boards/slabs/ blankets, any thickness, including cover fillets / aluminium frame work complete all as specified and directed.

S&F anodised Aluminium snap grid frame work of size 605 x 605mm using main and cross tee of size 15mm x 15mm x 1.5mm (weight not less than 0.12 kg/RM) and wall angle of size 40mm x 25mm x 2mm (weight not less than 0.36 kg/RM) and 08mm non asbestos fibre cement building boards fixed or laid/inserted to Aluminium framework with screws, in ceiling with hanger 6mm dia GI (upto 1200mm length) adjusting level fixed to roof slab by means of ceiling cleats made out of GI flat 40x3mm size 60mm long and expansion hold fastners 12.5mm dia 40mm long complete, including cover fillets complete all as specified and directed.