手工或用简单工具搬运的安全要求
手工搬运是比较繁重的体力劳动,如果互相配合不好、工具使用不当,也容易造成工伤事故。
常用的手工搬运及其安全要求一般是这样的:
1.肩扛。其重量以不超过本人体重为宜。最好有人搭肩,搭肩应稍下蹲,待重物到肩后,直腰起立,不能弯腰,以防扭伤腰部。
2.肩抬。两个以上抬运重物时,必须同一顺肩。换肩时重物须放下。多人抬运时,必须有一人喊号,以求步调一致。
3.使用撬杠。可根据具体情况采用长短大小不同的撬杠。长的为1.6m,短的为0.5m。操作时,撬杠应放在身体一侧,两腿叉开,两手用力。不准站在或骑在撬杠上面工作,也不准站在或骑在撬杠上面工作,也不准将撬杠放在肚子下,以防发生事故。
4.使用滚杠。移动较为沉重的重物时,一般多采用滚杠,即在重物的下方,放入托板,在托板的下方放入滚杠。这样在移动重物时可大大减少推移的力量。使用的滚杠须大小一致,长短适合,光滑笔保挥型淝蜓贡獾南窒蟆R话愎龈苤本兑?0~70mm为宜,长度最好不超过托板两侧100~150mm。在移动中需要增加滚杠时,必须停止移动。调正方向时,应用锤击,不得用手调。拿取滚杠时,四指伸进筒内,母指压在上方,以防压手。
5.使用跳板。有时候手工装卸时需要使用跳板。如果对它选择不当,搭架不好,往往会造成摔伤。为此,在使用跳板时,应注意以下事项:
(1)必须使用厚度大于50mm的跳板,凡腐朽、扭纹、破裂的跳板,均不得使用。
(2)单行跳板,其宽度不得小于0.6m。双行跳板,其宽度不得小于1.2m。
(3)跳板坡度不得大于1∶3。凡超过5m长的跳板,下部应设支撑。
(4)跳板两头应包扎铁箍,以防裂开。
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