衡重式挡土墙尺寸及数量表（图）挡墙高度H(cm)20030040050060070080090010001100120013001400上墙墙背坡率N10.40.40.40.450.450.450.450.450.450.450.450.450.45顶宽B1(cm)85858590100110110110120120130140160衡重台宽B2(cm)4040406080130130130130150150150150上墙高H1(cm)80120160200240280320360400440480520560下墙高H2(cm)120180240300360420480540600660720780840墙趾宽DL(cm)0303040404040406060606060墙趾高DH(cm)0505060606060609090909090每延米污工体积m32.073.575.128.0311.6117.2420.6424.329.535.1440.9247.1555.2地基承载力Kpa10011019020020250260310360410470540590