本發(fā)明涉及建筑施工技術(shù)領(lǐng)域,尤其涉及一種基于BIM的大坡度屋頂施工方法及系統(tǒng),本發(fā)明根據(jù)大坡度屋頂?shù)脑O(shè)計(jì)參數(shù)構(gòu)建BIM模型,實(shí)時(shí)掃描局部大坡度屋頂對(duì)應(yīng)的點(diǎn)云數(shù)據(jù),對(duì)點(diǎn)云數(shù)據(jù)和BIM模型在統(tǒng)一的坐標(biāo)下進(jìn)行匹配和疊加,按照點(diǎn)云抽稀比例對(duì)點(diǎn)云...