2、 基礎(chǔ)有其他墊層時(shí):
(1)兩面放坡如圖1-2(a)所示:
S斷=[(b'+ mh)×h + b'×h'
?。?)不放坡無(wú)擋土板如圖1-2(b)所示:
S斷=b'×(h + h')

3、 基礎(chǔ)無(wú)墊層時(shí):
(1)兩面放坡如圖1-3(a)所示:
S斷=[(b+2c)+ mh] ×h
?。?)不放坡無(wú)擋土板如圖1-3(b)所示:
S斷=(b+2c)×h

(3)不放坡加兩面擋土板如圖1-3(c)所示:
S斷=(b+2c+2×0.1)×h
?。?)一面放坡一面擋土板如圖1-3(d)所示:
S斷=(b+2c+0.1+0.5 mh)×h






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