1、土方开挖方量为:
【51.6*31.6+(51.6+3*0.75)*(31.6+3*0.75)】*3/2=5180.07m3
2、预留回填土方量计算:
(1)回填土方体积:5180.07-1500=3680.07m3
(2)土方回填压实需要土方量为:3680.07/1.03=3572.88m3
(3)回填需要留置松土方量为:3572.88*1.2=4287.46m3
1、土方开挖方量为:
【51.6*31.6+(51.6+3*0.75)*(31.6+3*0.75)】*3/2=5180.07m3
2、预留回填土方量计算:
(1)回填土方体积:5180.07-1500=3680.07m3
(2)土方回填压实需要土方量为:3680.07/1.03=3572.88m3
(3)回填需要留置松土方量为:3572.88*1.2=4287.46m3