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DNV-OS-C105 Structural Design of TLPS (LRFD method)
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Sec.2
C 200 Design temperatures
Sec.2 C
201 For TLPs, materials in structures above the lowest astronomical
tide (LAT) shall be designed for service temperatures lower or equal
to the lowest daily mean temperature in air for the area(s) where
the unit is to operate.
Sec.2 C
202 Materials in structures below the LAT are normally to be designed
for service temperatures of 0°C. A higher service temperature may
be used if adequate supporting data shows relative to the lowest
daily mean temperature applicable to the relevant actual water depths.