You must be either a level 72 adventurer or a level 50 tradeskiller in order to receive this quest.
Steps
Speak with Dudley Sprocklit at ( 1405, 406, 704 ) Copy/waypoint 1405, 406, 704. Use the first cannon, Upper Dropzone Gnomecannon, to get a ride across.
Gather 8 ore from the excavation bots by clicking on the nearby wagons.
Gather a fiber from one of the sweeper bots by right-clicking on it and selecting "retrieve fiber."
Picking up the quest allows you to use the Upper Dropzone Gnomecannon at the Dropship Landing Zone to travel across the gorge to mainland Moors of Ykesha.
Finishing the quest allows you to use the Lower Dropzone Gnomecannon on site U.J.L. 1.0 to fly back to the Dropship Landing Zone.