Machinery Spaces of Category A

Definition(s)


Machinery Spaces of Category A

Machinery spaces of category A are all spaces which contain internal combustion type machinery used either:

1. for main propulsion; or

2. for other purposes where such machinery has in the aggregate a total power of not less than 375 kW; or which contain any oil-fired boiler or oil fuel unit; and trunks to such spaces.

Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global Standards

Source: Rules and Regulations for the Classification of Mobile Offshore Units, Part 7, Safety Systems, Hazardous Areas and Fire, June 2013, Lloyd’s Register, Global Standards

 

Machinery Spaces of Category A

Machinery spaces of category A are those spaces and trunks to such spaces which contain:
.1 internal-combustion machinery used for main propulsion; or
.2 internal-combustion machinery used for purposes other than main propulsion
where such machinery has in the aggregate a total power output of not less than 375 kW; or
.3 any oil-fired boiler or oil fuel unit or any oil fired equipment other than boilers, such as inert gas generators, incinerators etc.

Source: Resolution MEPC.119(52), 2004 amendments to the International Code for the Construction and Equipment of Ships Carrying Dangerous Chemicals in Bulk (IBC Code), 15 October 2004, International Maritime Organization, Regulatory guidance

 

Machinery Spaces of Category A

Machinery spaces of category A are those spaces and trunks to such spaces which contain either:
.1 internal combustion machinery used for main propulsion;
.2 internal combustion machinery used for purposes other than main propulsion where such machinery has in the aggregate a total power output of not less than 375 kW; or
.3 any oil-fired boiler or oil fuel unit, or any oil-fired equipment other than boilers, such as inert gas generators, incinerators, etc. <Chapter II-2, part A, regulation 3 >.

Source: IMO Resolution MSC.99(73), amendments to the International Convention for the Safety of Life at Sea, 1974, as amended, 5 December 2000, International Maritime Organization. Legislation

 

Machinery Spaces of Category A

Machinery spaces of category A are those spaces and trunks to such spaces which contain:

.1 internal combustion machinery used for main propulsion;
.2 internal combustion machinery used for purposes other than main propulsion where such machinery has in the aggregate a total power output of not less than 375 kW; or
.3 any oil-fired boiler or oil fuel unit. <Chapter II-1, regulation 3>.

Source: IMO Resolution MSC.216(82), amendments to the International Convention for the Safety of Life at Sea, 1974, as amended, 8 December 2006, International Maritime Organization. Legislation