Jedal Dar Omghe 30 Metri (2009) 2009, Documentary, Iran Jedal Dar Omghe 30 Metri (2009) Duration: Description: Undoubtedly, the most difficult work underwater is the maintenance of underwater gas transmission pipes. But in the Persian Gulf, it is much more difficult, because the speed of the water under the sea is very high… Trailer ↗ Iran 2009 Documentary