This standard specifies the safety requirements for the ups and downs and lifting operations of mobile platforms in shallow waters. This standard applies to mobile bottom platforms and self-elevating platforms in shallow waters.
SY 6428-1999 history
2018SY/T 6428-2018 Safety Specifications for Floating and Lifting of Shallow Sea Mobile Platforms
2011SY/T 6428-2011 Safety code for shallow sea mobile platform ups and downs/rise and drop
1999SY 6428-1999 The safety rules for shallow sea movable platform ups and downs/rise and drop
SY 6428-1999 The safety rules for shallow sea movable platform ups and downs/rise and drop was changed to SY/T 6428-2011 Safety code for shallow sea mobile platform ups and downs/rise and drop.