Systems and constituents, considered individually and in combination with each other, shall be designed taking into account limitations related to human capabilities and performance.
Déanfar na srianta a bhaineann le hinniúlachtaí agus feidhmíocht an duine a chur san áireamh agus na córais agus na comhdhamhnaí, arna mbreithniú ar leithligh agus i gcomhcheangal lena chéile, á ndearadh.