Clause by clause, the code navigates engineers through the treacherous waters of local geology. In land-scarce Singapore, where high-rise foundations go deep into reclaimed land or varying rock strata, the resistivity of the soil is a nightmare variable.
Chapter 7 of SS 551 covers industrial and commercial distribution systems and includes measures to be taken to reduce the effects of high frequency interference and low voltage system issues. ss 551 code of practice for earthing