where not all the terms governing the provision of the works, supplies or services concerned are laid down in the framework contract: through reopening of competition among the contractors, in accordance with point 1.4 and on the basis of any of the following:
i gcás nach leagtar síos na téarmaí uile lena rialaítear soláthar na n-oibreacha, na soláthairtí nó na seirbhísí lena mbaineann sa chreatchonradh: trí iomaíocht a athoscailt idir na conraitheoirí, i gcomhréir le pointe 1.4 agus ar bhonn aon cheann díobh seo a leanas: