I am looking for a reference (starting point) for calculating ring forces in concentric girders supporting thin plates with large deflection. I have a 40m circle with 4 concentric rings (10m, 20m, 30m and 36m)supporting 5mm aluminum plate with uniform pressure applied (1.5kn/m2). Each ring has...
Note that a new OSHA requirement has been released and API is not currently aligned. The OSHA release is literally month(s) old. API will address the issue in it's next addendum but for now you should refer to the new OSHA standard.