00283nam a2200109Ia 4500008004100000082001700041082000800058245008200066245000800148260000800156300000900164231017s9999    xx            000 0 und d  a624.15136SNE  bSNE 2aA Review of Engineering Experiences with Expansive Soils in Highway Subgrades 0cFHA  bFHA  c30cm