This Guide covers the criteria for the Notation BLU (Bow Loading and Unloading arrangements) and the Notation SLU (Stern Loading and Unloading arrangements) on Oil Carriers@ Liquefied Gas Carriers and Chemical Carriers classed with ABS. This Guide consolidates the requirements for bow or stern loading and unloading arrangements currently found in the following sections of the 2008 version of the ABS Rules for Building and Classing Steel Vessels (Steel Vessel Rules): 5C-1-7/3.3.3 Bow or Stern Loading and Unloading (Oil Carriers) 5C-8-3/8 Bow or stern loading and unloading arrangements (Liquefied Gas Carriers) 5C-9-3/7 Bow or stern loading and unloading arrangements (Chemical Carriers)