Where do I find the updated MCHW?

All MCHW documents are published on and available to download from the Standards for Highways website.

Refer to the section on the new MCHW structure for details on the set of information available to download.

Where do I find the old MCHW?

All MCHW documents, including previous versions, are published on and available to download from the Standards for Highways website. Use the date functionality when searching to find standards applicable at a given date. There is also a dedicated “Older Versions” search area on the Standards for Highways website, accessed from the shortcut in the top-right.