ISO 7545:1983

Shipbuilding and marine structures — Inland navigation — Single-lock automatic couplings for push tows

Specifies types and main dimensions of the couplings intended for a bow-to-stern connection of vessels in push tows, navigating in waters with a wave height of not more than 2 m. Lays down also basic technical requirements for the couplings. Does not cover side couplings.