REGULATION 4.5.7 – GAS MEASUREMENT AND DETECTION
Regulation 4.5.7.1 – Portable instrument
Compliance with the provision "suitable means shall be provided for the calibration
of such instruments" in SOLAS
regulation II-2/4.5.7.1, as adopted by resolution MSC.291(87), may be achieved by portable atmosphere testing
instruments being calibrated on board or ashore in accordance with the
manufacturer's instructions.
For the avoidance of any doubt, the above consideration refers to the calibration of
portable instruments for measuring oxygen or flammable vapour concentrations, as
required by SOLAS
regulation II-2/4.5.7.1, and not to any pre-operational
accuracy tests as recommended by the manufacturer.
REGULATION 9.2 – THERMAL AND STRUCTURAL BOUNDARIES
Regulation 9.2.2 – Passenger ships
Regulation 9.2.2.4.2
Regulation 9.2.3 – Cargo ships except tankers
Regulation 9.2.3.3.2
Regulation 9.2.4 – Tankers
Regulation 9.2.4.2.2
A navigation locker that can only be accessed from the wheelhouse should be
considered as a control station with respect to the requirements in tables 9.3, 9.5
and 9.7 of regulation 9, and the bulkhead separating the wheelhouse and such a
locker should have fire integrity of at least "B-0" class.