scope:

This document specifies dimensions and safety requirements for manually operated and poweroperated coupling devices used for assembling inland navigation vessels as push tows or for coupling vessels alongside by means of rope connections. The coupling device secures the stable positioning of the coupled vessels.

Safety requirements to protect operators from accidents during the creation, operation, and separation of the rope connections of push tows and vessels coupled alongside are specified in this document.

It also gives rules for designation and testing.