21+3276+3305+3198)\r/4=3250 (person)\r1000 person mortality = annual death toll / annual average X\r100%\r=l/3250X100%=0. 3%\rThe injury severity rate = total annual average number of days\r/ year loss damage\r=(40+200+110+80) / (3+3+6+5)\r=430/ 17=25.3 (day / person)\r2, the construction of winch rope safety factor should be not\rless than 5 times, a site of tension broken 10. 5mm wire rope\ris 5580kg, the maximum tension of his daily work (including word\rquantity) for the 1300kg, I would like to ask those who comply\rwith the safety requirements of wire rope?.\rSolution: known: n, =5, Sm=5580kg, Smm=1300kg\rSm = Smm\r5580 < 5X1300=6500\rThe wire rope does not conform to safety regulations
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