"Network Rail must deliver on its committed projects and work with its customers right down to the local level to provide the railway infrastructure that meets their needs, " he said.

BBC: Network Rail must justify it increased spending plans

Jarvis said the accommodation services business was committed to its current projects, but would not take on any new construction activities.

BBC: NEWS | Business | Jarvis slides to ?246m year loss

Theoretically, China could become a net importer of aluminum, even though 10 fully committed, verified expansion projects are coming in the next 18 months, Vazquez said.

FORBES: Stable-Higher Aluminum Expected From Participants, Delegates At Conference