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MEO CLASS 1 · ORAL QUESTION 12

Q6- BWM Standards. How will you check compliance with these standards?

Answer

A - D1- Ballast Water Exchange Standard
D 2- Ballast Water Performance Standard
D3- Approval requirements for BW MS
D4- Prototype BW Treatment technologies
D5- Review of Standards by organization.

Compliance-

D1- Evidence of Complaint ballast exchange w.r.t vessel’s position. [BWRB entries- Pp capacity, BW qty, Total Time of running of Pump]
Methods- Sequential (Empty-Refill with 95% volumetric exchange), Flow through (Overflow by pumping thrice the capacity of a tank), Dilution method.

D 2- Sampling test, Operational Log, Alarm and Trip log. Certificates.

D3- type approval certificate.

D2 Standard- Ballast Water Performance Standard
Planktons-
1.For organism 10≥size<50 microns = Less than 10 viable organism per ml of sample.

2.For organism size ≥ 50 microns = Less than 10 viable organism per cubic metre.

Indicator microbes, as a human health standard, shall include 
Toxicogenic Vibrio Cholerae – Less than 1 c fu per 100ml or less than 1 c fu per 1 gram (wet weight) zooplanktom samples
Intestinal Eneterococci – Less than 100 c fu per 100ml
E-coli – Less than 250 c fu per 100ml