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公路工程限縮試驗儀收縮皿實物圖

更新時間:2018-12-14

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壤(rang)縮限試驗(yan)收(shou)(shou)縮皿簡介一 土壤(rang)縮限試驗(yan)收(shou)(shou)縮皿是根據交(jiao)通(tong)運輸部行業標(biao)準JTG E40-2007《公路工(gong)(gong)程(cheng)土工(gong)(gong)試驗(yan)規程(cheng)》中(zhong)T0120—2007《縮限試驗(yan)》定(ding)制生(sheng)產的(de)。用(yong)于擾動的(de)黏質(zhi)(zhi)土在飽和狀態下,因干燥收(shou)(shou)縮至(zhi)體積不變時(shi)的(de)含(han)水率。 該(gai)產品適用(yong)于粒徑小于0.5mm和有(you)機(ji)質(zhi)(zhi)含(han)量不超(chao)過(guo)5%的(de)土公路工(gong)(gong)程(cheng)限縮試驗(yan)儀收(shou)(shou)縮皿實物圖(tu)

壤(rang)(rang)縮(suo)(suo)(suo)(suo)(suo)限(xian)(xian)(xian)(xian)(xian)(xian)(xian)試(shi)(shi)(shi)驗收(shou)(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)(min)簡(jian)介一 土(tu)(tu)(tu)(tu)(tu)(tu)壤(rang)(rang)縮(suo)(suo)(suo)(suo)(suo)限(xian)(xian)(xian)(xian)(xian)(xian)(xian)試(shi)(shi)(shi)驗收(shou)(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)(min)是根據交通(tong)(tong)運輸部行(xing)(xing)業標(biao)準JTG E40-2007《公(gong)路工(gong)程土(tu)(tu)(tu)(tu)(tu)(tu)工(gong)試(shi)(shi)(shi)驗規程》中(zhong)T0120—2007《縮(suo)(suo)(suo)(suo)(suo)限(xian)(xian)(xian)(xian)(xian)(xian)(xian)試(shi)(shi)(shi)驗》定(ding)制生產的(de)(de)(de)。用于(yu)(yu)擾(rao)動(dong)的(de)(de)(de)黏質(zhi)土(tu)(tu)(tu)(tu)(tu)(tu)在飽(bao)和(he)狀態下(xia)(xia),因(yin)干(gan)燥(zao)收(shou)(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)至(zhi)(zhi)(zhi)體(ti)積不(bu)(bu)變(bian)(bian)(bian)時的(de)(de)(de)含(han)水(shui)(shui)率(lv)(lv)。 該產品適用于(yu)(yu)粒(li)徑(jing)小于(yu)(yu)0.5mm和(he)有(you)機質(zhi)含(han)量不(bu)(bu)超過5%的(de)(de)(de)土(tu)(tu)(tu)(tu)(tu)(tu)。 二(er)、TD120—1型土(tu)(tu)(tu)(tu)(tu)(tu)壤(rang)(rang)縮(suo)(suo)(suo)(suo)(suo)限(xian)(xian)(xian)(xian)(xian)(xian)(xian)試(shi)(shi)(shi)驗收(shou)(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)(min)技術(shu)參數 直(zhi)(zhi)徑(jing)50mm 高度30mm 壁厚1mm 三(san)、土(tu)(tu)(tu)(tu)(tu)(tu)壤(rang)(rang)縮(suo)(suo)(suo)(suo)(suo)限(xian)(xian)(xian)(xian)(xian)(xian)(xian)試(shi)(shi)(shi)驗收(shou)(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)(min)試(shi)(shi)(shi)驗步驟(zou) 1 制備土(tu)(tu)(tu)(tu)(tu)(tu)樣(yang)(yang)(yang)(yang):取具有(you)代(dai)表性的(de)(de)(de)土(tu)(tu)(tu)(tu)(tu)(tu)樣(yang)(yang)(yang)(yang),制備成含(han)水(shui)(shui)率(lv)(lv)大于(yu)(yu)液(ye)限(xian)(xian)(xian)(xian)(xian)(xian)(xian)的(de)(de)(de)土(tu)(tu)(tu)(tu)(tu)(tu)膏。 2 在收(shou)(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)(min)皿(min)(min)(min)(min)內涂一薄層(ceng)(ceng)凡士(shi)林,將土(tu)(tu)(tu)(tu)(tu)(tu)樣(yang)(yang)(yang)(yang)分層(ceng)(ceng)裝(zhuang)(zhuang)入收(shou)(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)(min)內,每次裝(zhuang)(zhuang)入后(hou)將收(shou)(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)(min)底拍擊試(shi)(shi)(shi)驗臺(tai),直(zhi)(zhi)至(zhi)(zhi)(zhi)驅盡氣(qi)泡為(wei)止。 3 土(tu)(tu)(tu)(tu)(tu)(tu)樣(yang)(yang)(yang)(yang)裝(zhuang)(zhuang)滿(man)后(hou),用刀或(huo)直(zhi)(zhi)尺刮去多余(yu)土(tu)(tu)(tu)(tu)(tu)(tu)樣(yang)(yang)(yang)(yang),立即(ji)稱(cheng)(cheng)收(shou)(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)(min)皿(min)(min)(min)(min)加濕土(tu)(tu)(tu)(tu)(tu)(tu)質(zhi)量。 4 將盛滿(man)土(tu)(tu)(tu)(tu)(tu)(tu)樣(yang)(yang)(yang)(yang)的(de)(de)(de)收(shou)(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)(min)皿(min)(min)(min)(min)放(fang)在通(tong)(tong)風處風干(gan),待土(tu)(tu)(tu)(tu)(tu)(tu)樣(yang)(yang)(yang)(yang)顏(yan)色變(bian)(bian)(bian)淡后(hou),放(fang)入烘箱中(zhong)烘至(zhi)(zhi)(zhi)恒量,然后(hou)放(fang)在干(gan)燥(zao)器中(zhong)冷(leng)卻。 5 稱(cheng)(cheng)收(shou)(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)(min)皿(min)(min)(min)(min)和(he)干(gan)土(tu)(tu)(tu)(tu)(tu)(tu)總質(zhi)量,準確至(zhi)(zhi)(zhi)0.01g。 6 用蠟(la)封法測(ce)定(ding)試(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)體(ti)積。 四、 TD120—1型土(tu)(tu)(tu)(tu)(tu)(tu)壤(rang)(rang)縮(suo)(suo)(suo)(suo)(suo)限(xian)(xian)(xian)(xian)(xian)(xian)(xian)試(shi)(shi)(shi)驗收(shou)(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)(min)結果整理 1 縮(suo)(suo)(suo)(suo)(suo)限(xian)(xian)(xian)(xian)(xian)(xian)(xian):含(han)水(shui)(shui)率(lv)(lv)達液(ye)限(xian)(xian)(xian)(xian)(xian)(xian)(xian)的(de)(de)(de)土(tu)(tu)(tu)(tu)(tu)(tu)在105110下(xia)(xia)水(shui)(shui)分繼續蒸發至(zhi)(zhi)(zhi)體(ti)積不(bu)(bu)變(bian)(bian)(bian)時的(de)(de)(de)含(han)水(shui)(shui)率(lv)(lv),叫(jiao)做(zuo)縮(suo)(suo)(suo)(suo)(suo)限(xian)(xian)(xian)(xian)(xian)(xian)(xian),用下(xia)(xia)式(shi)計(ji)算(suan)(suan)。 Ws=w- (V1-V2)/ms×w×100 (T0120-1) 式(shi)中(zhong):Ws—-縮(suo)(suo)(suo)(suo)(suo)限(xian)(xian)(xian)(xian)(xian)(xian)(xian)(),計(ji)算(suan)(suan)至(zhi)(zhi)(zhi)0.1; w —-試(shi)(shi)(shi)驗前試(shi)(shi)(shi)樣(yang)(yang)(yang)(yang)含(han)水(shui)(shui)率(lv)(lv)(); V1 ——濕試(shi)(shi)(shi)件(jian)體(ti)積(即(ji)收(shou)(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)皿(min)(min)(min)(min)容積)(cm3); V2 ——干(gan)試(shi)(shi)(shi)件(jian)體(ti)積(cm3); Ms ——干(gan)試(shi)(shi)(shi)件(jian)質(zhi)量(g); Pw ——水(shui)(shui)的(de)(de)(de)密度,=1g/cm3。 2 收(shou)(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)指(zhi)數:液(ye)限(xian)(xian)(xian)(xian)(xian)(xian)(xian)與縮(suo)(suo)(suo)(suo)(suo)限(xian)(xian)(xian)(xian)(xian)(xian)(xian)之差稱(cheng)(cheng)收(shou)(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)指(zhi)數,按(an)下(xia)(xia)式(shi)計(ji)算(suan)(suan)。 1s=wL-W (T0120-2) 式(shi)中(zhong):1S——收(shou)(shou)(shou)(shou)(shou)縮(suo)(suo)(suo)(suo)(suo)指(zhi)數(),計(ji)算(suan)(suan)至(zhi)(zhi)(zhi)0.1; W^L ——土(tu)(tu)(tu)(tu)(tu)(tu)的(de)(de)(de)液(ye)限(xian)(xian)(xian)(xian)(xian)(xian)(xian)()。 3 本(ben)試(shi)(shi)(shi)驗記錄格式(shi)如表T 01204所示 4 精密度和(he)允許差。 本(ben)試(shi)(shi)(shi)驗需(xu)進行(xing)(xing)二(er)次平(ping)行(xing)(xing)測(ce)定(ding),取其算(suan)(suan)術(shu)平(ping)均值,計(ji)算(suan)(suan)至(zhi)(zhi)(zhi)0.1%。平(ping)行(xing)(xing)差值,高液(ye)限(xian)(xian)(xian)(xian)(xian)(xian)(xian)土(tu)(tu)(tu)(tu)(tu)(tu)不(bu)(bu)得(de)大于(yu)(yu)2%,低(di)液(ye)限(xian)(xian)(xian)(xian)(xian)(xian)(xian)土(tu)(tu)(tu)(tu)(tu)(tu)不(bu)(bu)得(de)大于(yu)(yu)1%。公路工程限縮試驗儀收縮皿實物圖

公路工程限縮試驗儀收縮皿實物圖

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