In message , Bill Borland
writes
In these Regulations, does "sub-surface" have the narrow meaning used
in this group (i.e. cut-and-cover only) or does it include the deep
tube lines?
It covers both and applies to stations such as Birmingham New Street as
well as many TfL stations:
http://www.legislation.gov.uk/uksi/1...ade?view=plain
--
Paul Terry