Stress measurements on barrel of 100-tonne GLW shell-mex & BP tank wagon no 7789 (TM-FM-079)

Circumferential cracking of a barrel has been reported on a Shell-Mex & BP 100 tonne tank wagon. The failure took place on the top of the barrel (compression surface) and approximately midway along the length of the vehicle. Since the results of such a barrel failure in traffic could reach...