Mae angen dadansoddiad pellach hefyd fel rhan o'r cam nesaf o'r datblygiad i benderfynu pa fath o bont sydd fwyaf addas. Mae cost yr adeilad yn dibynnu ar y dadansoddiad hwn.
Further analysis is also required as part of the next stage of development to determine which form of bridge is most suitable. The cost of the structure is dependent on this analysis.