00509nam a22001697a 450000500170000000800410001702000180005808200180007610000310009424500400012526000480016530000130021350400600022652600120028660000230029860000180032120260224151950.0260224b           ||||| |||| 00| 0 eng d  a9781682858653  a620 G855 20201 aGriffiths, Jim, eauthor.   aCivil engineering /cJim Griffiths.  aForest Hills, NY :bWillford Press,cc2020.  avi,199p.  aIncludes bibliographical references (196p.) and index.   a600-699  aCivil engineering.  aEngineering.