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Overboard Discharge Valve Seal Fitting and Removal Record Book - 1st Edition (2026)
£40.00
Produced in accordance with:
- International Convention for the Prevention of Pollution from Ships, 1973, as modified by the Protocol of 1978 related to (MARPOL 73/78) - Annex I, 'Regulations for the prevention of oil'
- International Convention for the Safety of Life at Sea (SOLAS), 1974, as amended - Chapter II-1 'Construction - Structure, subdivision and stability, machinery and electrical installations'
- International Management Code for the Safe Operation of Ships and for Pollution Prevention (ISM Code) Section 7 'Development of plans for shipboard operations'.
This Overboard Discharge Valve Seal Fitting and Removal Record Book provides a systematic record of the sealing, unsealing, testing, and maintenance of bilge overboard discharge valves, in accordance with the International Convention for the Prevention of Pollution from Ships, 1973, as modified by the Protocol of 1978 relating thereto (MARPOL 73/78), Annex I, the International Convention for the Safety of Life at Sea (SOLAS), 1974, as amended, and the International Safety Management (ISM) Code.
Systematic use of this Overboard Discharge Valve Seal Fitting and Removal Record Book enables the Master and engineering officers to:
- Provide a complete audit trail of every sealing, unsealing, and re-sealing operation, supporting the ship's evidence that no unauthorised overboard discharge has occurred
- cross-reference Oil Record Book Part I entries with seal logbook records, ensuring consistency between the two documents during MARPOL surveys and PSC examinations
- record the circumstances and documentation trail following any emergency seal breaking, supporting the ship's position under MARPOL Annex I, Regulation 4.1
- support the company's SMS procedures by maintaining a controlled record of valve status, seal integrity, and testing activities as part of the ship's pollution-prevention arrangements under the ISM Code.
Witherbys
Witherbys titles are developed using scripts developed by technical experts that are peer reviewed within work groups. Typically, they seek to improve understanding of the regulations, recommendations and guidelines issued by Industry.
Witherbys staff have significant expertise in the fields of navigation and hazardous cargoes as well as in the presentation of complex subjects in a graphic and easy to understand manner.
- Number of Pages:
- 80
- ISBN:
- 1918144365
- Published Date:
- May 2026
- Book Height:
- 297 mm
- Book Width:
- 210 mm
- Weight:
- 0.6 kg
- Publication Date:
- May 2026
