The environmental statement comprises three volumes in accordance with the Design Manual for Roads and Bridges (DMRB):
- volume 1: environmental assessment – the main text of the document which includes separate introduction (Part I), environmental assessment (Part II), conclusions (Part III) and references and glossary (Part IV)
- volume 2: appendices – all supplementary information associated with the document
- volume 3: drawings – all drawings referenced within volume 1 of the statement