bids are invited for shelter part1 - provision of chdh ( or ) . size 18.0m x 6.10m with 1.50m wide covered verandah, four partition walls to form two internal store rooms, six doors, seven aluminium sliding windows ( 4’x4’ ) , two turbo ventilators, false ceiling made of 30mm thick puf panels, wall cladding made of 50mm puf panels, roof cladding made of 0.6mm ppgi colour coated sheets and four steel trusses made of portal frame structure. main column with web-100˜300 x 4mm thick and flanges of 120x6mm thick, main rafter with web-250˜100 x 4mm thick and flanges of 100x6 mm thick and cantilever verandah rafter of same dimension. the four main portal frames are provided at a distance 6.0 mtr centre to centre and interconnected by ’z’ / ’c’ purlins at spacing all as given in the drawing no chdh-or-01, four sheets attached. in addition, rear covered verandah of 18.0m x 1.8m with cantilever rafter of web-250˜100x4mm thick and flanges of 100x6 mm thick will be provided.adjacent backside verandah of 6m x 1.8m will covered by 50 mm thick puf wall panels with proper structural supports like vertical posts and runners to strengthen the covered verandah to make a store room of 6.0m x 1.8m. detailed specification as per appx-a is as per annexure-i. ( for-anini ) total quantity : 1