00263nam a2200109Ia 4500008004100000082001100041082000800052245006000060245001200120260001200132300000900144231017s9999    xx            000 0 und d  a624.15  bCHE 0aDP-68: Permanent Ground Anchors: Volume 1: Final Report 0cUS Dept  bUS Dept  c30cm