High Capacity Emergency Access Route. Special road route designated for people who self- evacuate in private vehicles, and for the expedient access of emergency services vehicles. (Civil Contingencies Secretariat).
Joint Emergency Services Interoperability Principles JESIP (Working Together Saving Lives), Glossary (Common Language within Emergency Services - A Sub-Set of the UK Civil Protection Lexicon), UK 2015. http://www.jesip.org.uk/glossary/, (Emr Common Lang - Brit) {929}