The gensets were
installed on isolation mounts to reduce their noise levels.
Absorptive material was required in all manned
compartments. To reduce the reverberant noise level.
Absorptive materials provide one of the least expensive
forms of effective, treatment. The uptakes were also
acoustically lined to attenuate noise between the engine
room and the on-deck casing exhausts. A noise. Lock was
.Provided for access to the machinery space from accommoclations.
Curtain plates or limp mass loaded vinyl was
provided. From the top of the joiner bulkhead to the
deckhead to improve, cabin-to-cabin privacy and quiet
fan coil units were installed. In each compartment.
Hydraulic lines were attached with rubber lined brackets.
Acoustic louvers on the engine room intakes. And high
.Atte / mation mufflers on the diesel exhausts were used to
reduce the on-deck noise levels.
.
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