'Refer to Specification for Architectural works, there is items of standing seam metal roofing and siding of which the total metal sheet thickness shall not be less than 0.9 mm.
However, bolt system and boltless system are not mentioned in the said spec. but specify in the Drawing as follows:-
Refer to Typical Detail Finishing Material Schedule of Roof as follows:-
- At Entrance use 0.5 mm. thk. Metal Sheet Roofing /Bolt System (Upside Down) W/Ceramic Coating
- At Grade level (ยกเว้น Entrance) use 0.5 mm. thk. Metal Sheet Roofing /Boltlees System
- At Concourese level use 0.5 mm. thk. Metal Sheet Roofing /Boltlees System
- At Platform level use 0.5 mm. thk. Metal Sheet Roofing /Bolt System (Upside Down) W/Ceramic Coating
We understand that we should follow to drawing. If no, please provide us the details and drawings for standing seam metal roofing and siding at every position.