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ù×Qôk}bbs.3c3t.comJ®;Tk×p8M 重庆海特小天才数字试验系统软件为您提供.www.hiteksoft.comù×Qôk}bbs.3c3t.comJ®;Tk×p8M
ù×Qôk}bbs.3c3t.comJ®;Tk×p8Mù×Qôk}bbs.3c3t.comJ®;Tk×p8M
一、试验目的ù×Qôk}bbs.3c3t.comJ®;Tk×p8M
ù×Qôk}bbs.3c3t.comJ®;Tk×p8M测定基层(或底基层)、砂石路面及路基土的各种材料压实层的密度和压实度。ù×Qôk}bbs.3c3t.comJ®;Tk×p8Mù×Qôk}bbs.3c3t.comJ®;Tk×p8M二、试验标准ù×Qôk}bbs.3c3t.comJ®;Tk×p8M执行规程:《公路路基路面现场测试规程》JTJ 059-1995ù×Qôk}bbs.3c3t.comJ®;Tk×p8Mù×Qôk}bbs.3c3t.comJ®;Tk×p8M三、指标ù×Qôk}bbs.3c3t.comJ®;Tk×p8M压实度。ù×Qôk}bbs.3c3t.comJ®;Tk×p8Mù×Qôk}bbs.3c3t.comJ®;Tk×p8M四、试验方法ù×Qôk}bbs.3c3t.comJ®;Tk×p8M1、ù×Qôk}bbs.3c3t.comJ®;Tk×p8M
计算干密度ù×Qôk}bbs.3c3t.comJ®;Tk×p8Mù×Qôk}bbs.3c3t.comJ®;Tk×p8Mρ——湿密度(g/cm3)ù×Qôk}bbs.3c3t.comJ®;Tk×p8Mmt——试洞中取出的土样质量(g)ù×Qôk}bbs.3c3t.comJ®;Tk×p8Mmb——填满试洞所需砂的质量(g)ù×Qôk}bbs.3c3t.comJ®;Tk×p8Mρs——量砂密度(g/cm3)ù×Qôk}bbs.3c3t.comJ®;Tk×p8Mρd——干密度(g/cm3)ù×Qôk}bbs.3c3t.comJ®;Tk×p8Mw——含水率(%)ù×Qôk}bbs.3c3t.comJ®;Tk×p8Mù×Qôk}bbs.3c3t.comJ®;Tk×p8M2、ù×Qôk}bbs.3c3t.comJ®;Tk×p8M
计算压实度ù×Qôk}bbs.3c3t.comJ®;Tk×p8M压实度 = 干密度 / 最大干密度ù×Qôk}bbs.3c3t.comJ®;Tk×p8Mù×Qôk}bbs.3c3t.comJ®;Tk×p8M3、ù×Qôk}bbs.3c3t.comJ®;Tk×p8M
计算代表值、合格率ù×Qôk}bbs.3c3t.comJ®;Tk×p8M按照《公路工程质量检验评定标准》附录B。ù×Qôk}bbs.3c3t.comJ®;Tk×p8Mù×Qôk}bbs.3c3t.comJ®;Tk×p8MK——代表值ù×Qôk}bbs.3c3t.comJ®;Tk×p8Mk——平均值ù×Qôk}bbs.3c3t.comJ®;Tk×p8Mta——保证率ù×Qôk}bbs.3c3t.comJ®;Tk×p8MS——标准差ù×Qôk}bbs.3c3t.comJ®;Tk×p8Mn——检测点数ù×Qôk}bbs.3c3t.comJ®;Tk×p8MK0——标准值ù×Qôk}bbs.3c3t.comJ®;Tk×p8Mù×Qôk}bbs.3c3t.comJ®;Tk×p8M五、合格判定ù×Qôk}bbs.3c3t.comJ®;Tk×p8M1、ù×Qôk}bbs.3c3t.comJ®;Tk×p8M
当代表值大于标准值,且全部单点值大于极值,按不低于规定值减2个百分数的单点值计算合格率。ù×Qôk}bbs.3c3t.comJ®;Tk×p8M2、ù×Qôk}bbs.3c3t.comJ®;Tk×p8M
当代表值小于标准值,或有单点值小于极值,为不合格。QQ:654590599ù×Qôk}bbs.3c3t.comJ®;Tk×p8Mù×Qôk}bbs.3c3t.comJ®;Tk×p8Mù×Qôk}bbs.3c3t.comJ®;Tk×p8Mù×Qôk}bbs.3c3t.comJ®;Tk×p8Mù×Qôk}bbs.3c3t.comJ®;Tk×p8Mù×Qôk}bbs.3c3t.comJ®;Tk×p8M