Hydrofoil vessels of the PT 150 type cannot carry more than 23 tons cargo deadweight.
Iinqanawa ezinamaphiko okunyusa ukuze inqanawa ihambe kakuhle yohlobo lwePT yekhulu elinamashumi amahlanu ayikwazi kuthwala ngaphezu kwamashumi amabini anesithathu eetoni zomthwalo wobunzima bomthwalo nenqanawa.