在不掺加特殊防水材料的情况下,通过调整设计、优化混凝土配合比和精心施工、养护,北京世纪财富中心工程超长地下墙体混凝土经过二年多的考验,未出现任何有害裂缝和渗漏现象。 Without adding special waterproof materials, through the adjustment of design, optimizing the mix proportion of concrete and meticulous construction and maintenance, the Beijing Century Center of Weifu engineering super long underground wall concrete after more than two years of test, there is no harmful cracks and seepage Leakage phenomenon.