Complex sentence: The R160 order was origonally going to replace all of the R32 fleet, but what stopped them was the structural issues found on the R44s that led to their retirement.The 10 GE and all Phase II R32s have been retired as well as some Phase I cars.
Split into simpler sentences: The R160 order was origonally going to replace all of the R32 fleet, but what stopped them was the structural issues found on the R44s that led to their retirement. Many of the R32 fleet has been retired and made into Artificial ReefsThe 10 GE and all Phase II R32s have been retired as well as some Phase I cars.