The Contractor shall carry out all the loosening activities that are required by the project piping specifications. With a view to this, he shall have available all the human, mechanical and control resources required, and in sufficient numbers.

Что это может быть...Опять же, исходный текст "производства" не нейтивсов.
и далее в разделе только:

The equipment that is needed for heat treatment for the welded joints shall be of sufficient quality and reliability.
Спасибо