00514nam a2200169Ia 4500008004100000041000800041082001400049100003000063245004800093250000800141260004700149300000800196650002200204942000700226952009600233999001500329230711s9999||||xx |||||||||||||| ||und||  aENG  a624bBU-I  aBureau of Indian Standard 0aSI : SP 23 1982bHandbook of concrete mixes  a1st  c1982aNew DelhibBureau of Indian Standard  a144  aCivil Engineering  cBK  001040708RaMCLbMCLd0000-00-00l0o624 BU-Ip7931r2023-08-17 14:41:37w2023-08-17yBK  c8111d8111