西德煤矿在保护和改善安全方面效果显著。在1976年共发生121起事故,约35起事故引起的停工时间超过4星期,死亡率是历年来最低的,为0.38。但是,因冒顶、掉碴、摔倒、碰撞以及其他原因造成的事故则增加到21起,占全部事故的31%,因机械、运输设备和支护引起的事故,在近二年中也有明显增加。此外,瓦斯、煤尘爆炸和冲击地压及着火事故依然设有避免,虽然在事故总表中并不显 West Germany coal mines in the protection and improvement of safety effect is remarkable. In 1976, 121 accidents occurred, about 35 accidents caused more than 4 weeks of downtime, the mortality rate is the lowest over the years, was 0.38. However, the number of accidents caused by falling roofs, ballast, falls, crashes and other causes increased to 21, accounting for 31% of the total. Accidents caused by machinery, transportation equipment and support were also evident in the past two years increase. In addition, gas, coal dust explosion and rock burst and fire accidents are still avoided, although not significantly in the accident table