scope:

Gives a general basis for the design of buildings and civil engineering works in reinforced and prestressed concrete made with lightweight aggregate concrete with closed structure as defined in ENV 206. For plain concrete structures made with lieghtweight aggregate concrete with closed structure, part 1-6 of ENV 1992 and this part 1-4 shall be applied analogously. All clauses of ENV 1992-1-1 are generally applicable, unless they are substituted by special clauses of this part 1-4. This part 1-4 applies to all concretes with closed structures made with natural or artificial mineral lightweight aggregates, unless reliable experience indicates that provisions different from those given can be adopted safely.