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1、水利建筑工程预算定额第一节土方工程说明一、本章包括土方开挖、运输、压实等定额共49节,适用于水利建筑工程的土方工程。二、土方定额的计量单位,除注明外,均按自然方计算。三、土方定额的名称自然方:指未经扰动的自然状态的土方。松方:指自然方经人工或机械开挖而松动过的土方。实方:指填筑(回填)并经过压实后的成品方。四、土类级别划分,除冻土外,均按土石十六级分类法的前四级划分土类级别。五、土方开挖和填筑工程,除定额规定的工作内容外,还包括挖小排水沟、修坡、清除场地草皮杂物、交通指挥、安全设施及取土场和卸土场的小路修筑与维护等工作。六、一般土方开挖定
2、额,适用于一般明挖土方工程和上口宽超过16m的渠道及上口面积大于80m2柱坑土方工程。七、渠道土方开挖定额,适用于上口宽小于或等于16m的梯形断面、长条形、底边需要修整的渠道土方工程。八、沟槽土方开挖定额,适用于上口宽小于或等于4m的矩形断面或边坡陡于1∶0.5的梯形断面,长度大于宽度3倍的长条形,只修底不修边坡的土方工程,如截水墙、齿墙等各类墙基和电缆沟等。九、柱坑土方开挖定额,适用于上口面积小于或等于80m2、长度小于宽度3倍、深度小于上口短边长度或直径、四侧垂直或边坡陡于1∶0.5、不修边坡只修底的坑挖工程,如集水坑、柱坑、机座等工
3、程。十、平洞土方开挖定额,适用于水平夹角小于或等于6°,断面积大于2.5m2的各型隧洞洞挖工程。daysofDrudge,illnessincreased,heChongsoonFattsaid:"itseemsthatI'mnotdeadtoJapansoldierstorturedtodeath,anditcertainlycannotgohomealive,evenwithsmallJapanfightandgetitover,ifyouhavetheopportunitytogetaway."WhenshippingviaShun
4、TangQiao,whenriverwaterneeds,siazhenhardtopulltheboatoars,andurgentstepsontheship'srail,asmallwoodenboatoverturnedonthespot,theshipupsidedown,shiparmsintotheriverbottom,broughttheship2Japanfailedtocomeoutofthewater,andsiazhenwerealsosacrificed.1ZhangShuninthelittleboat,pa
5、nic,jumpingontheRiverBankandescaped.(11)ChenJinhai,WuAdafishing-JapanesesoldierremainsonedayinApril1939,activeinWuzhen,anti-JapaneseforcesofZhuXiXinCheng,YanTomb,TaoYuanminYiShenZhuangYangsideofthevillage,thisencounterwithagroupofJapanesesoldiers,engagedinafiercegunbattle
6、.3soldiersheroicallybattleZhuXiforces,remainsfellintotheShenZhuangYang.ZhuXitroopsinpursuitoftheJapanese,andnotimetosalvagethesoldiersremains.ChenJinhai,WuAda2peopleuntilthelocalvillagersshotaway,totheYangside,Yangwasfoundintheremainsofsoldiers,thetwohurriedbackhometotake
7、outthetoolsandhitthe3bodiesandflood,andmadeadeal.Thenextday,ZhuXitroopstransportedsoldiersremains.ChenJinhai,WuAdastoriesinitiativetosalvagetheremainsofsoldiersaffectedbytheanti-Japaneseforcesandlocalpeopleofpraise.(12)ShenYuezhenshippedgunstheendof1938,onadarknight,rainf
8、alling,sleepytownstreets,thereareseveralshadowsintoagoddess.Soon,largelandownersofZhongShaomeiba