construction material for 01 x orl shelter ( double storey ) , job no 3403 / 2020-21 , construction material for 01 x orl shelter ( double storey ) , ( shelter part incl elect items ) , shelter part for tezu , supply of pre-engineered portable frame or living ( double storey ) puf shelter of size 18 . 0m x 6 . 1m with 1 . 5m wide verandah including roof covered steel staircase with ss handrails on one side of the shelter as in drawing . the structure made out of primary members of high tensils steel ( 340 mpa min ) and secondary members of ( 240 mpa ) steel . the main wall and portion and partition wall if any , will be made up of 60mm thick puf panels . the mezzai nine floor shall be with 1 . 0 mm thick galvanized deck sheet . layout of partition wall of ground and first floors . if any , will be as per the respective floor plans attached . the main beam of stair case are made up of built up c section of size 75mm , 200mm , 8 / 10mm and step platform are mae up of chequered plate 4mm thick . the side railings are made up of square hollow steel sections of 32mm x 32mm x 2 . 9mm @ spacing not greater than 300mm . the roofing will be made of 0 . 6mm ppgi colour coated sheets . ( for : tezu ) , electric items ( for tezu ) , led tube light fittings complete 4 long ( 01 x 25 / 20watt ) , led bulk head fitting complete ( 01 x 4 / 5watt ) , led security light fitting complete , ceiling fan 1200 mm sweep , exhaust fan 300 mm sweep ( fiber body ) , pvc insulated 1100 volt heavy duty cable 16 sqm of 3 . 5 core as per is , pvc sheathed unarmoured copper cable 6 . 0 sqm , 4 . 0 sqm multi strand copper cable using different colour wire of red , black and green colour , 1 . 5 sqm multi strand copper cable using different colour wire of red , black and green colour , pvc casing and capping of rectangular shape ; size 32 mm x 12 mm as per ls:14927 , socket 5 pin 5 amps , switch socket combination 6 pin 5 / 15 amps , ceiling rose , switch piano type 5 amp , fan regulator , db tpn 4 way , mcb db 8 way spn , mcb tpn 63 amps , mcb spn 40 amps , mcb sp 06 amps , pvc switch board 8 x10 , pvc switch board 4 x7 , pvc switch board 4 x4 , change over switch 200 amps