"I would like to thank the public for their ongoing support and the way in which they responded to our appeal.
I appreciate that there is significant disruption whilst experts search and check this area. These road closures are essential to ensure that we keep everyone safe.
Investigations like this are complex and we need to ensure that we obtain every piece of information or forensic evidence possible. This could take some time. What I can say is that we will endeavour to return the local area to normal as quickly as possible."
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Nine families who lost loved ones in 1974 will attend a hearing today, still unsure who will be footing the bill for their lawyers.
The forecast means train services on West Coast mainline will be limited to 50mph for safety reasons between the West Midlands & Birmingham.
Storm Doris brings wet and windy weather.