工程岩土分层(段)及特征表----------表

1工程岩土分层（段）及特征表表说明：表中未全的，可在对应时代、成因后添加。地层时代成因（组）岩性（段）分层（段）号岩性特征第四系（Q）全新统Q4me素填土①-1-1-1杂填土①-1-1-2砂土①-1-1-3碎石土①-1-1-4块石土①-1-1-5Q4dl.Q4dl+elQ4el.粘土①-1-2-1亚粘土①-1-2-2亚砂土①-1-2-3角砾①-1-2-4碎石①-1-2-5块石①-1-2-6Q4c.Q4del.Q4c+dl粘土①-1-3-1亚粘土①-1-3-2亚砂土①-1-3-3角砾①-1-3-4碎石①-1-3-5块石①-1-3-6晚期Q42al.Q42pl..Q42al+pl粘土①-1-4-1亚粘土①-1-4-2亚砂土①-1-4-3粉砂、细砂①-1-4-4中砂①-1-4-5粗砂①-1-4-6砾砂①-1-4-7园（角）砾①-1-4-8卵（碎）石①-1-4-9漂（块）石①-1-4-10早期Q41al..Q41plQ41al+pl粘土①-2-1-1亚粘土①-2-1-2亚砂土①-2-1-3粉砂、细砂①-2-1-4中砂①-2-1-5粗吵①-2-1-6砾砂①-2-1-7园（角）砾①-2-1-8卵（碎）石①-2-1-9漂（块）石①-2-1-102工程岩土分层（段）及特征表表说明：表中未全的，可在对应时代、成因中添加。e地层时代成因（组）岩性（段）分层（段）号岩性特征第四系（Q）更新统上更新统Q32dlQ32elQ32alQ32plQ32pl+al粘土①-3-1-1亚粘土①-3-1-2亚砂土①-3-1-3粉砂、细砂①-3-1-4中砂①-3-1-5粗砂①-3-1-6砾砂①-3-1-7园（角）砾①-3-1-8卵（碎）石①-3-1-9漂（块）石①-3-1-10Q31elQ31dlQ31alQ31plQ31pl+al粘土①-3-2-1亚粘土①-3-2-2亚砂土①-3-2-3粉砂、细砂①-3-2-4中砂①-3-2-5粗砂①-3-2-6砾砂①-3-2-7园（角）砾①-3-2-8卵（碎）石①-3-2-9漂（块）石①-3-2-10中更新统Q22elQ22dlQ22alQ22plQ22al+pl粘土①-4-1-1亚粘土①-4-1-2亚砂土①-4-1-3粉砂、细砂①-4-1-4中砂①-4-1-5粗砂①-4-1-6砾砂①-4-1-7园（角）砾①-4-1-8卵（碎）石①-4-1-9漂（块）石①-4-1-10Q21dlQ21elQ21al.Q21pl.Q21al+pl.粘土①-4-2-1亚粘土①-4-2-2亚砂土①-4-2-3粉砂、细砂①-4-2-4中砂①-4-2-5粗砂①-4-2-6砾砂①-4-2-7园（角）砾①-4-2-83工程岩土分层（段）及特征表表说明：表中未全的，可在对应时代、成因中添加。e地层时代成因（组）岩性（段）分层（段）号岩性特征QQ2Q21alQ21pl.Q21al+pl.卵（碎）石①-4-2-9漂（块）石①-4-2-10泥盆系（D）中统杨岭沟组（D2Y）灰岩及灰岩为主全风化②-1-1-1强风化②-1-1-2弱风化②-1-1-3微风化②-1-1-4未风化②-1-1-5板岩及板岩为主全风化②-1-2-1强风化②-1-2-2弱风化②-1-2-3微风化②-1-2-4未风化②-1-2-5大枫沟组（D2d）以千枚岩为主全风化②-2-1-1强风化②-2-1-2弱风化②-2-1-3微风化②-2-1-4未风化②-2-1-5以片岩为主全风化②-2-2-1强风化②-2-2-2弱风化②-2-2-3微风化②-2-2-4未风化②-2-2-5灰岩及灰岩为主全风化②-2-3-1强风化②-2-3-2弱风化②-2-3-3微风化②-2-3-4未风化②-2-3-5白云岩及白云岩为主全风化②-2-4-1强风化②-2-4-2弱风化②-2-4-3微风化②-2-4-4未风化②-2-4-5千枚岩、片岩、等互（夹）层全风化②-2-5-1强风化②-2-5-2弱风化②-2-5-3微风化②-2-5-4未风化②-2-5-54工程岩土分层（段）及特征表表说明：表中未全的，可在对应时代、成因中添加。地层时代成因（组）岩性（段）分层（段）号岩性特征泥盆系（D）下统石家沟组（D1S）灰岩及灰岩为主全风化②-3-1-1强风化②-3-1-2弱风化②-3-1-3微风化②-3-1-4未风化②-3-1-5板岩及板岩为主全风化②-3-2-1强风化②-3-2-2弱风化②-3-2-3微风化②-3-2-4未风化②-3-2-5以千枚岩为主全风化②-3-3-1强风化②-3-3-2弱风化②-3-3-3微风化②-3-3-4未风化②-3-3-5千枚岩、板岩、等互（夹）层全风化②-3-4-1强风化②-3-4-2弱风化②-3-4-3微风化②-3-4-4未风化②-3-4-5公馆组（D1g）白云岩及白云岩为主全风化②-4-1-1强风化②-4-1-2弱风化②-4-1-3微风化②-4-1-4未风化②-4-1-5西岔河组（D1x）以千枚岩为主全风化②-5-1-1强风化②-5-1-2弱风化②-5-1-3微风化②-5-1-4未风化②-5-1-5以片岩为主全风化②-5-2-1强风化②-5-2-2弱风化②-5-2-3微风化②-5-2-4未风化②-5-2-5千枚岩片岩互层全风化②-5-3-1强风化②-5-3-2弱风化②-5-3-35工程岩土分层（段）及特征表表说明：表中未全的，可在对应时代、成因中添加。分组说明：新生界时代（系）+统（分上、下部）+成因分类+岩性基岩系+组+分段+风化***以上供参考***。地层时代成因（组）岩性（段）分层（段）号岩性特征DD1西岔河组（D1X）微风化②-5-3-4未风化②-5-3-5志留系（S）下统S1梅子垭组（S1m）以千枚岩为主全风化③-1-1-1强风化③-1-1-2弱风化③-1-1-3微风化③-1-1-4未风化③-1-1-5以片岩为主全风化③-1-2-1强风化③-1-2-2弱风化③-1-2-3微风化③-1-2-4未风化③-1-2-5以板岩为主全风化③-1-3-1强风化③-1-3-2弱风化③-1-3-3微风化③-1-3-4未风化③-1-3-5以灰岩为主全风化③-1-4-1强风化③-1-4-2弱风化③-1-4-3微风化③-1-4-4未风化③-1-4-5千枚岩、片岩、板岩、等互（夹）层全风化③-1-5-1强风化③-1-5-2弱风化③-1-5-3微风化③-1-5-4未风化③-1-5-5奥陶系（O）