Do you need to drain the ship of gas before docking? by WPgmcno | Jul 10, 2018 | Dry-docking, Gas-free, Shipyard | 0 comments Most shipyards require all vessels to be drained of gas and certified as gas free before dry-docking. Did you know that you can avoid time-consuming and costly gas draining, if your ship ventures to the shores of Stavanger in Norway? Related posts: Inspection by anchor or going to dry dock? Ship Grounding: How to get her back in action? Does the ship have to be gas free before dry-docking? Periodic ship survey and inspection: Is docking required?