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土方開(kāi)挖工程施工工藝標(biāo)準(zhǔn)(文件)

 

【正文】 Washington statebased charity that cares for Duncan and other dogs with special Paws Rescue拍攝,該組織專門(mén)照料Duncan以及其他有特殊需求的狗。t like to use ,他們說(shuō)有一把供Duncan使用的輪椅,但是他并不愛(ài)用。視頻中有些特意制作的慢鏡頭,但是沒(méi)有任何一處做過(guò)加速處理,你們可以通過(guò)視頻感受到Duncan跑得有多快。s owners have described him as a 39。He39。It would be the best if he had four legs, of course, but his body wasn39?!?I39。m grateful for my parents39。m fortunate to have been given many opportunities throughout my career and now I feel it39。m starting a new adventure and I39。m fortunate to have realised those this day, one of my proudest achievements is captaining my country. I knew every time I wore the Three Lions shirt, I was not only following in a long line of great players, I was also representing every fan that cared passionately about their country. I am honoured to represent England both on and off the wouldn39。s OK. He and we have just adapted.39。主人們用“騎兵”一詞來(lái)形容Duncan,他們?cè)诮M織的Facebook中寫(xiě)道:“他很快樂(lè),也很健康;而且在他自己看來(lái),他是條正常的狗。, adding on charity39。The thrill of running through the surf was clear to see, as Duncan raced people and dogs across the sand, with his tail wagging excitedly. Duncan踏著浪花,在沙灘上同其他人及狗賽跑,還興奮地?fù)u著尾巴,他的喜悅之情顯而易見(jiàn)。We let him be free and just walk on his two legs. There is some slow motion in this video, but none of the video has been sped up, this gives you an idea of how fast Duncan really it,39。He was born with deformed back legs, which were later removed to make the dog more fortable. Duncan出生時(shí),它的后肢就是畸形的,此后為了讓他舒服些,只能進(jìn)行截肢。A boxer that only has front legs refuses to let his disability hold him back as he charges across a beach with his fourlegged ,他同其他四條腿的伙伴們一同在海灘上盡情狂奔。分層鋪設(shè)時(shí),接頭應(yīng)作成斜坡或階梯型搭接,~。 安全和環(huán)境 蛙式打夯機(jī)要兩人操作,其中一人負(fù)責(zé)移動(dòng)膠皮線。嚴(yán)禁小車及人在砂層上行走,必要時(shí)應(yīng)在執(zhí)層上鋪板行走。 質(zhì)量標(biāo)準(zhǔn)項(xiàng)序檢 查 項(xiàng) 目允許偏差或允許值檢查方法單 位數(shù) 值主控項(xiàng)目1地基承載力設(shè)計(jì)要求按規(guī)定方法2配合比設(shè)計(jì)要求檢查拌和時(shí)的體積比或重量比3壓實(shí)系數(shù)設(shè)計(jì)要求現(xiàn)場(chǎng)實(shí)測(cè)一般項(xiàng)目1砂石料有機(jī)質(zhì)含量(%)(%)≤4焙燒法2砂石料含泥量(%)(%)≤4水洗法3石料料徑(mm)(mm)≤10篩分法4含水量(與最優(yōu)含水量比較)(%)(%)177。測(cè)定方法采用容積不小于200cm3的環(huán)刀取樣。 當(dāng)采用水撼法或插振法施工時(shí),(一般為400~500mm)插入振搗,依次振實(shí),以不再冒氣泡為準(zhǔn),直至完成,同時(shí)應(yīng)采取措施有效控制地注水和排水。用細(xì)砂墊層材料時(shí),不宜使用振搗法和水撼法,以免產(chǎn)生液化現(xiàn)象,排水砂墊層可用人工鋪設(shè),也可以用推土機(jī)、壓路機(jī)來(lái)鋪設(shè)。 墊層應(yīng)分層鋪設(shè),分層夯或壓實(shí),基坑內(nèi)預(yù)先定好5m5m網(wǎng)格標(biāo)樁,控制每層砂墊層的鋪設(shè)厚度。 人工級(jí)配的砂礫石,應(yīng)先將砂、卵石拌和均勻后,再鋪夯壓實(shí)。 工藝流程 砂(石)拌和 → 分層鋪設(shè) → 高程控制 → 夯實(shí) → 質(zhì)量檢查 鋪設(shè)墊層前應(yīng)驗(yàn)槽,將基底表面浮上、淤泥、雜物清除干凈,兩側(cè)應(yīng)設(shè)一定坡度,防止振搗時(shí)塌方。 施工機(jī)具 夯實(shí)機(jī)具:根據(jù)工程大小及現(xiàn)場(chǎng)條件可選擇石夯、輕型夯實(shí)機(jī)具(蛙式打夯機(jī)、柴油打夯機(jī))或壓路機(jī)。 質(zhì)量記錄本工藝標(biāo)準(zhǔn)應(yīng)具備以下質(zhì)量記錄: 灰土地基工程檢驗(yàn)批質(zhì)量驗(yàn)收記錄表 灰土密實(shí)度試驗(yàn)報(bào)告 灰土地基施工記錄 砂和砂石地基施工工藝標(biāo)準(zhǔn) 適用范圍本工藝標(biāo)準(zhǔn)適應(yīng)于工業(yè)與民用建筑基礎(chǔ)施工中砂和砂石地基工程,適于處理3m以內(nèi)的軟弱、透水性強(qiáng)的粘性土地基。 灰土表面平整偏差過(guò)大,致使地面混凝土墊層過(guò)厚或過(guò)簿,造成地面開(kāi)裂、空鼓。 生石灰塊熟化應(yīng)良好:要認(rèn)真過(guò)篩,不準(zhǔn)顆粒過(guò)大,造成顆粒遇水熟化體積膨脹,會(huì)將上層墊層、基礎(chǔ)拱裂。密實(shí)度未達(dá)到設(shè)計(jì)要求的部位,均應(yīng)有處理方法和復(fù)驗(yàn)結(jié)果。操作夯機(jī)人員,必須戴膠皮手套,以防觸電。 夜間施工時(shí),應(yīng)合理安排施工順序,要配備有足夠的照明設(shè)施,防止鋪填超厚或配合比錯(cuò)誤。2烘干法5分層厚度偏差(與設(shè)計(jì)要求比較)(mm)(mm)177。 質(zhì)量標(biāo)準(zhǔn) 質(zhì)量檢驗(yàn):灰土應(yīng)逐層用貫入儀檢驗(yàn)(以達(dá)到控制壓實(shí)系數(shù)所對(duì)應(yīng)的貫入度為合格)或用環(huán)刀取樣檢測(cè)灰土干密度。見(jiàn)下圖所示。如含水分過(guò)多或過(guò)少時(shí)應(yīng)稍晾干或?yàn)⑺疂駶?rùn),如有球團(tuán)應(yīng)打碎,要求隨拌隨用。 主要工具:鐵锨、鐵耙、量斗、水桶、篩網(wǎng)(孔徑為5mm、15mm)。 材料準(zhǔn)備 土料:采用就地挖出的粘性土及塑性指數(shù)大于4的粉土,土質(zhì)內(nèi)不得含有松軟雜質(zhì)或使用耕植土;土料應(yīng)過(guò)篩,其顆粒不應(yīng)大于15mm。 對(duì)稱回填,防止坍
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