The 2021 release of the Communications and Signals Manual is now live on the AREMA Publications Portal. Users can browse through the website to view and download all the volumes and sections of the publication.

The Communications & Signals Manual is an annual publication from American Railway Engineering and Maintenance-of-way Association (AREMA) that is released every January. It is a manual of recommended practices written by AREMA technical committees in the interest of establishing uniformity and promoting safety and efficiency. This manual also provides recommendations on current signal practices for new installations and for replacement on existing installations when general renewal or replacement is required.