20200629 10171600 1.0 TRUE HS2 - Phase 2B Safeguarding Land HS2 Phase 2b Safeguarding Zones November 2016. The data is split into Surface, Sub-Surface and overall limits of Safeguarding. Refer to fields for details about sections. For More information on the Safeguarding and the associated maps please visit https://www.gov.uk/government/organisations/high-speed-two-limited. This data is released under the Open Government License agreement