supply of pre-engineered portable frame structures ( prefab ) for or living ( double storey ) puf shelters in 2 mtn div sector , f . o . r : hayuliang ( dist - anjaw / arunachal pradesh ) , or living ( double storey ) puf shelter . 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 mezzainine 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 made 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 . all as per drawings ga7r1 ga8r1 ga9r1 and drg1 to drg6 attached & detailed specification are given in scheduled i ( a ) of rfp part-ii . , f . o . r : anini / arunachal pradesh ) , or living ( double storey ) puf shelter . 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 mezzainine 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 made 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 . all as per drawings ga7r1 ga8r1 ga9r1 and drg1 to drg6 attached & detailed specification are given in scheduled i ( a ) of rfp part-ii .