21-40

Rec 21 Guidelines on approval procedure foronboard loading computers - Rev.1 September 2005

Rec 22 Recommendations for the classification of areas where flammable gas or vapour risks may arise to permit the proper selection of electrical equipment - Deleted May 2001

Rec 23 Deleted Dec 1996

Rec 24 Intact Stability - Rev.6 July 2013

Rec 25 Capacity of cargo tank’s venting system - Deleted Nov 2010

Rec 26 List of minimum recommended spare parts for main internal combustion engines of ships for unrestricted service - Rev.1 November 2006

Rec 27 List of minimum recommended spare parts for each type of auxiliary internal combustion engine driving electric generators for essential services on board ships for unrestricted service - Rev.1 November 2006

Rec 28 List of minimum recommended spare parts for auxiliary steam turbines driving electric generators for essential services of ships for unrestricted service - Rev.1 November 2006

Rec 29 List of minimum recommended spare parts for main steam turbines of ships for unrestricted service - Rev.1 November 2006

Rec 30 List of minimum recommended spare parts for essential auxiliary machinery of ships for unrestricted service - Rev.1 November 2006

Rec 31 Inclining test unified procedure - Rev.2 Corr.1 January 2004

Rec 32 Guidelines on welding procedure qualification test for hull construction - Deleted June 2005

Rec 33 Guidelines for the Construction of Pressure Vessel Type Tanks Intended for the Transportation of Anhydrous Ammonia at Ambient Temperatures - Corr.1 1992

Rec 34 Standard Wave Data - Rev.1 Corr. November 2001

Rec 35 Inspection and Maintenance of Electrical Equipment Installed in Hazardous Areas for Ships Other Than Tankers - Rev.2 Feb 2021 Clean

Rec 36 Recommended procedure for the determination of contents of metals and other contaminants in stern tube lubricating oil - Rev.3 Nov 2020 Clean

Rec 37 Guidelines for Cast Steel Container Corner Fittings - Deleted July 2003

Rec 38 Guidelines for the Survey of Offshore Mooring Chain Cable in Use - Rev.2 July 2020 Clean

Rec 39 Safe Use Of Rafts Or Boats For Survey - Rev.3 March 2009

Rec 40 - Survey Guidelines - Emergency Towing Arrangements - 1995