(1) 監(jiān)測(cè)設(shè)施。監(jiān)測(cè)點(diǎn)和基點(diǎn)的結(jié)構(gòu)必須堅(jiān)固可靠,且不易變形; 并力求美觀大方、協(xié)調(diào)實(shí)用。測(cè)點(diǎn)可采用柱式或墩式,其立柱應(yīng)高出壩面0.6~1.0m,立柱頂部應(yīng)設(shè)有強(qiáng)制對(duì)中底盤,其對(duì)中誤差均應(yīng)小于0.2mm。工作基點(diǎn)和校核基點(diǎn)一般采用整 (共 405 字) [閱讀本文] >>