Проект был в основном одобрен, но и

Проект был в основном одобрен, но инженеру указали на отдельные недостатки, которые можно было легко исправить.

Results (English) 1:

The project was basically approved, but the engineer pointed out some shortcomings, which could be easily remedied.

Results (English) 2:

The project was largely approved, but the engineer was pointed out some flaws that could easily be corrected.

Results (English) 3:

The project was basically approved, but the engineer pointed out some shortcomings that could be easily corrected.