commiss decis januari procedur attest conform construct product pursuant articl council direct eec precast normal lightweight autoclav aerat concret product notifi document number text eea relev ec commiss european commun regard treati establish european commun regard council direct eec decemb approxim law regul administr provis member state relat construct product amend direct eec articl thereof commiss requir select procedur articl direct eec attest conform product oner procedur consist safeti mean decid product famili product exist factori product control system respons manufactur suffici condit attest conform reason relat complianc criteria mention articl intervent approv certif bodi requir articl requir procedur determin mandat technic specif desir defin concept product famili product mandat technic specif procedur provid articl detail annex iii direct eec method procedur implement refer annex iii product famili product annex iii prefer system procedur refer point articl correspond system set possibl continu surveil possibl point ii section annex iii procedur refer point articl correspond system set point section annex iii possibl continu surveil point ii section annex iii measur provid decis accord opinion stand committe construct adopt decis articl product famili product set annex conform attest procedur manufactur sole respons factori product control system ensur product conform relev technic specif articl product set annex ii conform attest procedur addit factori product control system oper manufactur approv certif bodi involv assess surveil product control product articl procedur attest conform set annex iii mandat guidelin european technic approv articl decis address member state brussel januari commiss martin bangemann member commiss oj oj annex precast normal lightweight autoclav aerat concret product intend light structur structur boundari fenc junction box telecommun small box culvert loadbear wall element clad element exclud pipe tank light structur refer applic case failur suppos collaps work part inadmiss deform injuri peopl defin member state annex ii precast normal lightweight autoclav aerat concret product intend structur prestress hollow core floor element post mast foundat pile shutter slab lattic girder element beam block floor unit element rib floor slab linear structur element beam column load bear wall element retain wall element roof element silo stair bridg deck element larg box culvert exclud light column highwai exclud storag liquid annex iii product famili precast normal lightweight autoclav aerat concret product system attest conform product intend list cen cenelec request system attest conform relev harmonis standard gt tabl gt specif system implement perform determin characterist member state legal requir characterist articl direct eec applic point interpret document case verif characterist impos manufactur declar perform product respect