Operating & Environmental Standards

Marine Safety Center issues Ballast Water Management System (BWMS) Type Approval Certificate to Langh Tech Oy AB

The Coast Guard Marine Safety Center issued the 49th U.S. Coast Guard BWMS Type Approval Certificate to Langh Tech Oy AB after a detailed review of the manufacturer’s type approval application determined the system meets the requirements of 46 CFR 162.060.

The treatment principle of the LanghBW BWMS is based on filtration and UV treatment at intake and UV treatment at discharge with the option of UV treatment during intake only for salinities greater than 28 PSU. This approval covers two models with maximum treatment rated capacities of 300 and 600 m3/h. A complete list of BWMSs that have been approved or have type approval applications currently under review can be found on the Marine Safety Center webpage. Redacted copies of all completed type approval certificates are also available.

This blog is not a replacement or substitute for the formal posting of regulations and updates or existing processes for receiving formal feedback of the same. Links provided on this blog will direct the reader to official publications, such as the Federal Register, Homeport and the Code of Federal Regulations. These publications remain the official source for regulatory information published by the Coast Guard.

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