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Sanitary and Sewage Systems (MSD) Potable Water Systems with complete verified solutions 2025
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Sanitary and Sewage Systems (MSD) Potable Water Systems with complete verified solutions 2025
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Sanitary and Sewage Systems(MSD)/ Potable Water Systems
with complete verified
solutions 2025
According to Coast Guard Regulations (33 CFR Part 159), which of the
listed types of Marine Sanitation Devices (MSD) is designed to hold
sewage on board in special tanks to be pumped out at shoreside facilities
when available.
a) Type I
b) Type II
c) Type III
d) Type IV - answer c
A pneumatic pressure tank is installed in a sanitary system to ______.
a) reduce excessive cycling of the sanitary pump
b) prevent the sanitary pump from losing suction
c) provide a higher pressure in the system then the pump can deliver
d) increase water flow through the system - answer a
The process of grinding, shredding, or reducing the size of sewage
particles is known as ______.
a) detension
b) maceration
c) bulking
d) chlorinating - answer b
In sewage treatment, the term 'maceration' refers to the process of ______.
a) breaking up solid matter into fine particles
, b) precipitating nondecomposed waste in a collection tank
c) chemically adjusting the sewage pH to 7.0
d) eliminating bacterium coli from the sewage - answer a
The process of grinding or shredding sewage into smaller particles is
known as ______.
a) detention
b) comminution
c) bulking
d) skimming - answer b
Coast Guard regulations concerning marine sanitation devices may be
found in ______.
a) 33 CFR Section 159
b) 33 CFR Section 153
c) 33 CFR Section 155
d) 33 CFR Section 156 - answer a
A vessel is in compliance with federal regulations regarding the discharge
of sewage by ______.
a) holding all sewage onboard
b) treating sewage in an approved system
c) pumping the sewage ashore to an approved container
d) all of the above - answer d
Marine sanitation devices installed on vessels must be certified by the
______.
a) U.S. Coast Guard
b) American Bureau of Shipping
c) Society of Naval Architects and Marine Engineers
d) Environmental Protection Agency - answer a
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