(EnergyAsia, August 4) — Singapore’s Keppel FELS Limited said it has been told by Awilco AS that it will exercise its option to build a second jackup rig worth US$134 million for delivery in the first quarter of 2008. Keppel FELS said this is Awilco’s second KFELS B Class rig with the Keppel FELS. The…