costs attributed to environmental externalities linked to the works, supplies or services during their life cycle, provided their monetary value can be determined and verified.
costais a mhaítear a bhaineann le seachtrachtaí comhshaoil atá nasctha leis na hoibreacha, na soláthairtí nó na seirbhísí le linn a saolré, ar an gcoinníoll go bhféadfar a luach airgeadais a chinneadh agus a fhíorú.