【摘要】 为检验三峡RCC围堰爆破炮孔拟用专用的刚性堵材的凝结历时与强度,制订了本方案。该方案根据实际施工时可能出现的最不利情况,针对不同的试验检验内容,分别拟定了该堵材的配合比和试验时的温、湿度条件。更多还原

【Abstract】 This scheme has been made to test the setting time and the compress strength of the special rigid material that is used to plug the blast-holes for the RCC cofferdam demolition blasting in Three Gorges Project.It put forward the rates among the component materials of this plugging material and the temperature and the wetness for the test according to the test contents,which are based on the worst possible conditions appeared during construction.更多还原