>As it stands now, some unforeseen circumstance in the field will necessitate a minor modification to the design. The contractor knows perfectly well what needs

>As it stands now, some unforeseen circumstance in the field will necessitate a minor modification to the design. The contractor knows perfectly well what needs to be done, but instead of simply doing it, they will ask the designers to tell them to do it, so they aren't the ones responsible for it. You always want peer review, even for a minor modifications. We have a similar process called code review.