REPLACEMENT OF DAMAGED AC SHEETS WITH PU FOAM SANDWICHED ALUMINIUM SHEETS FOR ELECTRICAL/ INSTRUMENT CENTRAL STORE GODOWN, AT RCF THAL.

ITEMS AS PER FOLLOWING SPECIFICATIONS

Removing old AC sheets at roof covering / gable end vertical sheets including sorting serviceable and unserviceable materials and stacking the same as and where directed in the factory premises including necessary safety arrangements for working on top of roof sheds and movable scaffolding from bottom side ladders etc. complete as directed by EIC. Providing and Fixing in Position "PU FOAM SANDWITCHED SHEETS" at roof / gable end vertical sheets of approved make including Scaffolding, J- Shape GI Hook (Dia.= 6 MM; including EPDM round washer / GI round washer / GI nut and PVC cap etc.) fastenings and packing’s for slope to drain as per manufacturer’s specifications at all heights complete as directed by Engineer-In- Charge. (With minimum lapping of 150mm and nothing extra to be paid for lapping.) Payment will be made as per covered roof/ area dimension. Excluding area covered under ridge, polycarbonate sheet. Roof Sheet as per following description- (Aluminum sheet - AA-8011 alloy with 140MPa YS, Hindalco, Jindal or equivalent approved manufacturer) Top Sheet- Trafford profile prepainted (top side) aluminum sheet of thickness 0.71 MM. Bottom Sheet- Plain prepainted (bottom side) aluminum sheet of thickness 0.40 MM. PU Foam (density 40 kg +- 2Kg) for minimum thickness 20MM minimum at Bottom of Corrugation of top sheet and Plain sheet, excluding thickness at corrugation as per corrugation profile with proper tongue grooved for perfect joining /lapping etc.

Providing and Fixing Ridge of Plain prepainted (top side) aluminum sheet of thickness 0.71 MM. sheets of approved make including Scaffolding, J- Shape GI Hook (Dia.= 6 MM; including EPDM round washer / GI round washer / GI nut and PVC cap etc.) fastenings and packing’s for slope to drain as per manufacturer’s specifications at all heights including scaffolding etc complete as directed by Engineer-In- Charge. (Aluminum sheet - AA-8011 alloy with 140MPa YS, Hindalco, Jindal or equivalent approved manufacturer). The Payment shall be made as area covered actual.

Providing and Fixing 1.5 mm thick Polycarbonate white diffuser type corrugated roof sheets panel of approved make and design with fixing accessories with end cap, EPDM packing, J- Shape GI Hook (Dia.= 6 MM; including EPDM round washer / GI round washer / GI nut and PVC cap etc.) fastenings and packing’s for slope to drain as per manufacturer’s specifications at all heights inclucomplete as directed by EIC

Removing and Refixing Old Turbo Wind Ventilator including all neccesary fastening and packing's, scaffolding etc complete as directed by EIC

Applying RCF provided One Coat of Primer for Chlorinated Rubber Paint and Two Coats of Chlorinated Rubber Finish Paint in two coat to old structural steel of roof/Gable end surface including scaffolding, prepairing surface (scrapping old paint, rust etc) at all height including scaffolding complete as directed by EIC. Chlorinated Rubber Paint and Primer shall be issued from RCF Store at free of cost . Other Tools and tackels, scaffolding to be arranged by contractor at their own cost.

N M WARDE

Enterprising Enterprise

D B Infratech