One challenge after another Not long after he returned to Taiwan, a major explosion occurred during the drilling of the Wushan Ridge Tunnel when a contractor ignored an oil leak. Over 50 people died. For Hatta, who always showed as much concern for those under him as for himself, it was a heavy blow.
考驗連連就在他回台後不久，鑿通烏山嶺的隧道工程因為承包商疏忽未告知石油滲漏現象，而發生嚴重爆炸事件，造成五十多人罹難。