This guideline is valid for new plants as understood under TA Luft 2002 and for major modifications (see TA Luft, no. 3.5) of existing plants for preparation for mixed asphalt (asphalt mixing plants). It encompasses all process steps from the storage of mineral materials of binders and fuels through to loading of the mixed materials. Subject to the conditions given in Section 3.4.6, it also applies to the reuse of pitch-containing materials recovered from roads (coal tar pitch containing mineral materials). This guidelines does not deal with: mobile mastic asphalt mixing plants (truck), mobile "mini-recyclers" (< 22 t/h)