Environmental Assessment of Oversite Developments

Summary

This paper explains the Crossrail approach to and process for undertaking environmental assessments to accompany planning applications made for Oversite Development (OSD). The legal context for carrying out EIA for Crossrail OSD is explained with reference to Section 14 of the Crossrail Act (2008) and the methodology and criteria used for the assessments are set out, in particular providing clarification relating to the baseline for the OSD assessment and its relationship to the Crossrail works.  Some examples of the approaches taken to various baseline scenarios are presented.