To apply for structure inspection of the boilers, the Manufacturer shall fill up and submit an Application Form(Annex 35) for Structure Inspection of boilers together with the following documents:1.Two (2) copies of the specification(Annex 36) of the boiler.2.Two (2) copies each of the detailed structure drawings and the strength calculation sheets.3.One (1) copy of the welding list with a stamp indicating the qualification status of the inspection of those manufactured by using welding method shall be attached.4.One (1) copy of the certificate indicating qualification status of the type inspection of those manufactured by using riveting method shall be attached.In case both the welding inspection and the structure inspection are carried out by the same Inspecting Organization, the documental requirements stated in above Items 2 and 3 may be exempted.The coverage of the structure inspection mentioned in the preceding Paragraph 1 shall include inspection of construction methods, material thickness, structure, dimensions, heat transfer area, maximum operating pressure, strength calculation review, and arrangement of the manhole, cleaning hole, the safety devices, as well as pressure test, and materials used for shell body, end plate, pipe sheet, smoke tube, fire chamber and fire tube and etc., and other inspections as required.