Vessel is made from SA-106B.
Reinforcement calculations are performed as per 1-10 in lieu of UG-37.
While using "t", 12.5% allowance shall be minus from "t"? 1-10 is not clear on the definition of "t".
UG-37 clearly mentions that when vessel is made from pipe, 12.5% allowance shall be minus from "t".
Technip-France Abu Dhabi