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National Annex to SP RK EN 1995-1-1:2004+А1:2008/2011 Design of timber structures. Part 1-1. General. Common rules and rules for buildings
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National Annex to SP RK EN 1999-1-3:2007/2011 Design of aluminium structures. Part 1-3. Structures susceptible to fatigue
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Rules for carrying out of preventive maintenance of plumbing system and facilities
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Contents and format of the working drawings for metal structures
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