铁路路基火山渣填料工程特性试验

罗强,梁多伟,王腾飞,张良,蒋良潍

Engineering properties testing of scoria as railway subgrade fill

Qiang LUO,Duo-wei LIANG,Teng-fei WANG,Liang ZHANG,Liang-wei JIANG

表 3 细集料基本物性指标（粒径<0.5 mm）

Tab.3 Physical properties of geomaterial added (grain size<0.5 mm)

${\rho }_{{\rm{s}}}$/(g·cm−3) ωL/% ωP/% ${w}_{\mathrm{o}\mathrm{p}\mathrm{t} }$/% ρdmax/(g·cm−3) 2.541 41.6 33.4 20.9 1.48