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xÔuÑö÷bbs.3c3t.com/UR¦Çz6Z 重庆海特小天才数字试验系统软件为您提供.www.hiteksoft.comxÔuÑö÷bbs.3c3t.com/UR¦Çz6Z
xÔuÑö÷bbs.3c3t.com/UR¦Çz6ZxÔuÑö÷bbs.3c3t.com/UR¦Çz6Z
一、试验目的xÔuÑö÷bbs.3c3t.com/UR¦Çz6Z
xÔuÑö÷bbs.3c3t.com/UR¦Çz6Z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。xÔuÑö÷bbs.3c3t.com/UR¦Çz6ZxÔuÑö÷bbs.3c3t.com/UR¦Çz6Z二、试验标准xÔuÑö÷bbs.3c3t.com/UR¦Çz6Z执行规程:《公路路基路面现场测试规程》JTJ 059-1995xÔuÑö÷bbs.3c3t.com/UR¦Çz6ZxÔuÑö÷bbs.3c3t.com/UR¦Çz6Z三、指标xÔuÑö÷bbs.3c3t.com/UR¦Çz6Z压实度。xÔuÑö÷bbs.3c3t.com/UR¦Çz6ZxÔuÑö÷bbs.3c3t.com/UR¦Çz6Z四、试验方法xÔuÑö÷bbs.3c3t.com/UR¦Çz6Z1、xÔuÑö÷bbs.3c3t.com/UR¦Çz6Z
计算干密度xÔuÑö÷bbs.3c3t.com/UR¦Çz6ZxÔuÑö÷bbs.3c3t.com/UR¦Çz6Zρ——湿密度(g/cm3)xÔuÑö÷bbs.3c3t.com/UR¦Çz6Zmt——试洞中取出的土样质量(g)xÔuÑö÷bbs.3c3t.com/UR¦Çz6Zmb——填满试洞所需砂的质量(g)xÔuÑö÷bbs.3c3t.com/UR¦Çz6Zρs——量砂密度(g/cm3)xÔuÑö÷bbs.3c3t.com/UR¦Çz6Zρd——干密度(g/cm3)xÔuÑö÷bbs.3c3t.com/UR¦Çz6Zw——含水率(%)xÔuÑö÷bbs.3c3t.com/UR¦Çz6ZxÔuÑö÷bbs.3c3t.com/UR¦Çz6Z2、xÔuÑö÷bbs.3c3t.com/UR¦Çz6Z
计算压实度xÔuÑö÷bbs.3c3t.com/UR¦Çz6Z压实度 = 干密度 / 最大干密度xÔuÑö÷bbs.3c3t.com/UR¦Çz6ZxÔuÑö÷bbs.3c3t.com/UR¦Çz6Z3、xÔuÑö÷bbs.3c3t.com/UR¦Çz6Z
计算代表值、合格率xÔuÑö÷bbs.3c3t.com/UR¦Çz6Z按照《公路工程质量检验评定标准》附录B。xÔuÑö÷bbs.3c3t.com/UR¦Çz6ZxÔuÑö÷bbs.3c3t.com/UR¦Çz6ZK——代表值xÔuÑö÷bbs.3c3t.com/UR¦Çz6Zk——平均值xÔuÑö÷bbs.3c3t.com/UR¦Çz6Zta——保证率xÔuÑö÷bbs.3c3t.com/UR¦Çz6ZS——标准差xÔuÑö÷bbs.3c3t.com/UR¦Çz6Zn——检测点数xÔuÑö÷bbs.3c3t.com/UR¦Çz6ZK0——标准值xÔuÑö÷bbs.3c3t.com/UR¦Çz6ZxÔuÑö÷bbs.3c3t.com/UR¦Çz6Z五、合格判定xÔuÑö÷bbs.3c3t.com/UR¦Çz6Z1、xÔuÑö÷bbs.3c3t.com/UR¦Çz6Z
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。xÔuÑö÷bbs.3c3t.com/UR¦Çz6Z2、xÔuÑö÷bbs.3c3t.com/UR¦Çz6Z
当代表值小于标准值,或有单点值小于极值,为不合格。QQ:654590599xÔuÑö÷bbs.3c3t.com/UR¦Çz6ZxÔuÑö÷bbs.3c3t.com/UR¦Çz6ZxÔuÑö÷bbs.3c3t.com/UR¦Çz6ZxÔuÑö÷bbs.3c3t.com/UR¦Çz6ZxÔuÑö÷bbs.3c3t.com/UR¦Çz6ZxÔuÑö÷bbs.3c3t.com/UR¦Çz6Z