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¥¿hÕÏís$hQbbs.3c3t.coms ^·´ 重庆海特小天才数字试验系统软件为您提供.www.hiteksoft.com¥¿hÕÏís$hQbbs.3c3t.coms ^·´
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一、试验目的¥¿hÕÏís$hQbbs.3c3t.coms ^·´
¥¿hÕÏís$hQbbs.3c3t.coms ^·´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。¥¿hÕÏís$hQbbs.3c3t.coms ^·´¥¿hÕÏís$hQbbs.3c3t.coms ^·´二、试验标准¥¿hÕÏís$hQbbs.3c3t.coms ^·´执行规程：《公路路基路面现场测试规程》JTJ 059-1995¥¿hÕÏís$hQbbs.3c3t.coms ^·´¥¿hÕÏís$hQbbs.3c3t.coms ^·´三、指标¥¿hÕÏís$hQbbs.3c3t.coms ^·´压实度。¥¿hÕÏís$hQbbs.3c3t.coms ^·´¥¿hÕÏís$hQbbs.3c3t.coms ^·´四、试验方法¥¿hÕÏís$hQbbs.3c3t.coms ^·´1、¥¿hÕÏís$hQbbs.3c3t.coms ^·´
计算干密度¥¿hÕÏís$hQbbs.3c3t.coms ^·´¥¿hÕÏís$hQbbs.3c3t.coms ^·´ρ——湿密度（g/cm3）¥¿hÕÏís$hQbbs.3c3t.coms ^·´mt——试洞中取出的土样质量（g）¥¿hÕÏís$hQbbs.3c3t.coms ^·´mb——填满试洞所需砂的质量（g）¥¿hÕÏís$hQbbs.3c3t.coms ^·´ρs——量砂密度（g/cm3）¥¿hÕÏís$hQbbs.3c3t.coms ^·´ρd——干密度（g/cm3）¥¿hÕÏís$hQbbs.3c3t.coms ^·´w——含水率（%）¥¿hÕÏís$hQbbs.3c3t.coms ^·´¥¿hÕÏís$hQbbs.3c3t.coms ^·´2、¥¿hÕÏís$hQbbs.3c3t.coms ^·´
计算压实度¥¿hÕÏís$hQbbs.3c3t.coms ^·´压实度 = 干密度 / 最大干密度¥¿hÕÏís$hQbbs.3c3t.coms ^·´¥¿hÕÏís$hQbbs.3c3t.coms ^·´3、¥¿hÕÏís$hQbbs.3c3t.coms ^·´
计算代表值、合格率¥¿hÕÏís$hQbbs.3c3t.coms ^·´按照《公路工程质量检验评定标准》附录B。¥¿hÕÏís$hQbbs.3c3t.coms ^·´¥¿hÕÏís$hQbbs.3c3t.coms ^·´K——代表值¥¿hÕÏís$hQbbs.3c3t.coms ^·´k——平均值¥¿hÕÏís$hQbbs.3c3t.coms ^·´ta——保证率¥¿hÕÏís$hQbbs.3c3t.coms ^·´S——标准差¥¿hÕÏís$hQbbs.3c3t.coms ^·´n——检测点数¥¿hÕÏís$hQbbs.3c3t.coms ^·´K0——标准值¥¿hÕÏís$hQbbs.3c3t.coms ^·´¥¿hÕÏís$hQbbs.3c3t.coms ^·´五、合格判定¥¿hÕÏís$hQbbs.3c3t.coms ^·´1、¥¿hÕÏís$hQbbs.3c3t.coms ^·´
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。¥¿hÕÏís$hQbbs.3c3t.coms ^·´2、¥¿hÕÏís$hQbbs.3c3t.coms ^·´
当代表值小于标准值，或有单点值小于极值，为不合格。QQ:654590599¥¿hÕÏís$hQbbs.3c3t.coms ^·´¥¿hÕÏís$hQbbs.3c3t.coms ^·´¥¿hÕÏís$hQbbs.3c3t.coms ^·´¥¿hÕÏís$hQbbs.3c3t.coms ^·´¥¿hÕÏís$hQbbs.3c3t.coms ^·´¥¿hÕÏís$hQbbs.3c3t.coms ^·´ %20(2)_1.gif)
