This document serves as a formal legal instrument establishing the specific modifications and supplementary provisions for the A604 Catthorpe to Harwich Trunk Road project. The author, representing the government of Great Britain, utilizes this order to define the precise legal boundaries and infrastructure requirements for the Catthorpe to Rothwell section. It functions as a regulatory framework to authorize necessary road works and slip road adjustments within the designated geographic corridor.

This document is categorized as a primary source of administrative law and is utilized primarily by legal professionals, civil engineers, and historians researching infrastructure development. Readers frequently note the technical density of the prose, which is characteristic of statutory instruments intended for official record-keeping.