2000年3月,某市一事业单位的工厂需拆除厂房内的隔断墙。某县建筑公司建筑队的吴经理来揽活儿,双方到现场看过后,达成了协议。施工进行到第三天下午,吴经理在现场指挥工人用三脚架吊水泥大梁。吊起的大梁突然窜动,带动三脚架倾倒,大梁迅速下落。此时,吴某站在离大梁一米远的 In March 2000, the factory of a city-owned institution had to remove the partition wall inside the factory. Mr. Wu, a construction company in a county construction company, came to his job and both sides reached the scene and reached an agreement. Construction to the afternoon of the third day, Manager Wu on the scene directing workers to use a tripod hanging cement girder. Lifting beams suddenly ran, led the tripod dumping, the beam quickly. At this point, Wu stood one meter away from the beam