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Code of Practice |
CODE OF PRACTICE ON SURFACE WATER DRAINAGE
Editions
| Edition |
Date |
| First Edition |
Jul 1976 |
| Second Edition |
Sep 1978 |
| Third Edition |
Oct 1985 |
| First Reprint |
Aug 1989 |
| Second Reprint |
Nov 1990 |
| Fourth Edition |
Nov 1991 |
| First Reprint (with corrections) |
Aug 1992 |
| Second reprint |
Oct 1996 |
| Fifth Edition |
Mar 2000 |
| Sixth Edition |
Dec 2011 | |
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