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This post was last edited by zb030121eric on 2023-5-10 16:03. 1. Do environmental protection equipment companies that have construction contracting qualifications, but lack design qualifications for the waste gas treatment projects they undertake, still be able to produce as-built drawings? Can as-built drawings be prepared just by having the necessary contracting qualifications? There is no need for design qualifications, but if traced back, the contracting party failed to construct in accordance with the plans – what to do in the absence of design drawings? 2. If pressure vessels are involved, is it necessary to stamp the completion drawings with a seal certifying expertise in pressure vessels? 3. If it is a equipment drawing for a non-pressure vessel, how should the equipment manufacturer prepare such a drawing? Is it necessary to have the official seal and the completion stamp?
1. As-built drawings must be designed in accordance with relevant regulations and require corresponding design qualifications to be prepared; whereas construction contracting qualifications merely enable one to undertake construction work, and they cannot replace design qualifications. If a company does not have the necessary design qualifications, it is not recommended to prepare the as-built drawings on its own. If the construction is not carried out in accordance with the drawings, corresponding legal responsibilities will have to be assumed. 2. If pressure vessels are involved, the as-built drawings must be stamped with the qualification seal for pressure vessels. This stamp is applied by qualified enterprises to ensure that pressure vessels comply with **relevant regulations and standards, and are safe and reliable. 3. If the equipment is not a pressure vessel, the manufacturer must design it in accordance with relevant regulations and standards, provide the corresponding equipment drawings, and affix its official seal to them. If absolutely necessary, a completion stamp can also be issued to prove that the equipment has been installed in accordance with the drawings. .