梁板植筋(jin)(jin)(jin)加(jia)固(gu)(gu)施工(gong)(gong)流程一(yi)、施工(gong)(gong)準(zhun)備1.依據設計(ji)圖紙編制施工(gong)(gong)方案，進(jin)行(xing)(xing)技術(shu)交底(di)。2.清(qing)理(li)(li)(li)加(jia)固(gu)(gu)區域表面，鑿(zao)除松散混(hun)凝土(tu)至堅實基層(ceng)。3.準(zhun)備植筋(jin)(jin)(jin)膠、鋼(gang)筋(jin)(jin)(jin)（HRB400級）、電錘、清(qing)孔(kong)(kong)(kong)(kong)工(gong)(gong)具等材(cai)料(liao)設備，并對結構膠進(jin)行(xing)(xing)進(jin)場驗(yan)收(shou)。二、定位放(fang)線1.使用(yong)(yong)全站儀按(an)設計(ji)間(jian)距定位植筋(jin)(jin)(jin)孔(kong)(kong)(kong)(kong)位，誤差控制在(zai)(zai)±5mm內(nei)(nei)(nei)。2.用(yong)(yong)紅色記(ji)號(hao)筆在(zai)(zai)混(hun)凝土(tu)表面標記(ji)鉆孔(kong)(kong)(kong)(kong)中心點(dian)，復核無(wu)誤后(hou)(hou)進(jin)入下(xia)道工(gong)(gong)序(xu)。三、鉆孔(kong)(kong)(kong)(kong)施工(gong)(gong)1.選用(yong)(yong)與(yu)鋼(gang)筋(jin)(jin)(jin)匹(pi)配的(de)(de)(de)鉆頭（直徑大4-6mm），鉆孔(kong)(kong)(kong)(kong)深度為15倍鋼(gang)筋(jin)(jin)(jin)直徑。2.保持鉆桿(gan)垂直結構面，成孔(kong)(kong)(kong)(kong)后(hou)(hou)檢(jian)查孔(kong)(kong)(kong)(kong)深、孔(kong)(kong)(kong)(kong)徑，清(qing)除孔(kong)(kong)(kong)(kong)內(nei)(nei)(nei)碎屑。四、清(qing)孔(kong)(kong)(kong)(kong)處(chu)(chu)理(li)(li)(li)1.采用(yong)(yong)高(gao)壓氣泵吹(chui)凈孔(kong)(kong)(kong)(kong)內(nei)(nei)(nei)粉塵(chen)，再(zai)用(yong)(yong)鋼(gang)絲刷清(qing)刷孔(kong)(kong)(kong)(kong)壁3次。2.驗(yan)收(shou)標準(zhun)為孔(kong)(kong)(kong)(kong)壁無(wu)浮灰、手觸無(wu)粉塵(chen)殘留，孔(kong)(kong)(kong)(kong)內(nei)(nei)(nei)干燥無(wu)明水。五、注膠植筋(jin)(jin)(jin)1.將雙組分植筋(jin)(jin)(jin)膠按(an)比例混(hun)合(he)(he)，使用(yong)(yong)注膠從(cong)孔(kong)(kong)(kong)(kong)底(di)向外緩(huan)慢注膠，填(tian)充量達孔(kong)(kong)(kong)(kong)深2/3。2.將除銹處(chu)(chu)理(li)(li)(li)的(de)(de)(de)鋼(gang)筋(jin)(jin)(jin)旋轉(zhuan)插入孔(kong)(kong)(kong)(kong)內(nei)(nei)(nei)，確(que)保膠體(ti)飽滿(man)溢(yi)出，調(diao)整(zheng)(zheng)外露(lu)長度符合(he)(he)設計(ji)要求。六(liu)、固(gu)(gu)化(hua)養(yang)(yang)護(hu)1.在(zai)(zai)20℃以上環(huan)境靜置(zhi)養(yang)(yang)護(hu)24小時(shi)，低溫(wen)環(huan)境延長至48小時(shi)。2.固(gu)(gu)化(hua)期間(jian)嚴禁(jin)擾動鋼(gang)筋(jin)(jin)(jin)，養(yang)(yang)護(hu)期滿(man)后(hou)(hou)剔除溢(yi)出的(de)(de)(de)多余膠體(ti)。七、質量檢(jian)驗(yan)1.進(jin)行(xing)(xing)現場拉拔試驗(yan)，抽(chou)檢(jian)數(shu)(shu)量不(bu)少于總數(shu)(shu)的(de)(de)(de)3%，抗(kang)拉強(qiang)度應達到(dao)設計(ji)值。2.檢(jian)查鋼(gang)筋(jin)(jin)(jin)植入深度、位置(zhi)偏(pian)差及膠體(ti)密實度，不(bu)合(he)(he)格點(dian)位需返工(gong)(gong)處(chu)(chu)理(li)(li)(li)。八、驗(yan)收(shou)歸檔整(zheng)(zheng)理(li)(li)(li)施工(gong)(gong)記(ji)錄(lu)、檢(jian)測(ce)報告等資料(liao)，報監理(li)(li)(li)單位驗(yan)收(shou)合(he)(he)格后(hou)(hou)，進(jin)入后(hou)(hou)續加(jia)固(gu)(gu)工(gong)(gong)序(xu)。注意事項：施工(gong)(gong)環(huan)境溫(wen)度需高(gao)于5℃，雨天禁(jin)止露(lu)天作(zuo)業；鉆孔(kong)(kong)(kong)(kong)時(shi)應避開原結構鋼(gang)筋(jin)(jin)(jin)，植筋(jin)(jin)(jin)加(jia)固(gu)(gu)工(gong)(gong)廠，遇鋼(gang)筋(jin)(jin)(jin)需調(diao)整(zheng)(zheng)孔(kong)(kong)(kong)(kong)位并做好記(ji)錄(lu)。

加固(gu)植筋(jin)(jin)施(shi)(shi)工(gong)注(zhu)意事項（技術要(yao)點）一、前期(qi)準備1.材料選擇：優先選用(yong)(yong)螺紋鋼(gang)（HRB400級以(yi)上(shang)(shang)），禁(jin)(jin)止(zhi)使用(yong)(yong)銹蝕鋼(gang)筋(jin)(jin)；植筋(jin)(jin)膠(jiao)需(xu)具(ju)備國家檢(jian)測認證，確(que)保抗拉(la)拔力、耐久性達標。2.定位放線：使用(yong)(yong)鋼(gang)筋(jin)(jin)探測儀避開(kai)原結構主筋(jin)(jin)，孔(kong)(kong)(kong)(kong)位偏差≤5mm，相鄰孔(kong)(kong)(kong)(kong)間距需(xu)≥4倍鋼(gang)筋(jin)(jin)直徑(jing)。二、鉆孔(kong)(kong)(kong)(kong)工(gong)藝1.孔(kong)(kong)(kong)(kong)徑(jing)控制：鉆頭(tou)直徑(jing)應(ying)比(bi)鋼(gang)筋(jin)(jin)大4-6mm（如Φ20鋼(gang)筋(jin)(jin)配Φ25鉆頭(tou)），孔(kong)(kong)(kong)(kong)深需(xu)達到15d（d為鋼(gang)筋(jin)(jin)直徑(jing)）且(qie)≥100mm。2.清(qing)孔(kong)(kong)(kong)(kong)處理：采(cai)用(yong)(yong)三吹三刷(shua)法(fa)（壓縮空氣吹掃→鋼(gang)絲刷(shua)清(qing)理→二次吹掃），確(que)保孔(kong)(kong)(kong)(kong)壁無粉塵殘(can)留，孔(kong)(kong)(kong)(kong)內(nei)濕度(du)≤80%。三、植筋(jin)(jin)施(shi)(shi)工(gong)1.注(zhu)膠(jiao)規范(fan)：注(zhu)膠(jiao)量應(ying)填充孔(kong)(kong)(kong)(kong)洞(dong)體(ti)積的(de)(de)2/3，自孔(kong)(kong)(kong)(kong)底(di)向(xiang)上(shang)(shang)勻(yun)速注(zhu)膠(jiao)，避免(mian)氣泡產生(sheng)。冬季施(shi)(shi)工(gong)需(xu)預熱膠(jiao)體(ti)至(zhi)15℃以(yi)上(shang)(shang)。2.植入(ru)操作：旋(xuan)轉插入(ru)鋼(gang)筋(jin)(jin)至(zhi)孔(kong)(kong)(kong)(kong)底(di)（轉速≤10轉/分鐘），溢(yi)出膠(jiao)體(ti)需(xu)及時(shi)刮除，嚴禁(jin)(jin)后期(qi)補膠(jiao)。植入(ru)后24小時(shi)內(nei)禁(jin)(jin)止(zhi)擾(rao)動。四、養護(hu)(hu)管理1.固(gu)化(hua)養護(hu)(hu)：環(huan)氧樹脂膠(jiao)需(xu)養護(hu)(hu)≥72小時(shi)（環(huan)境溫(wen)度(du)20℃），溫(wen)度(du)每降低5℃延(yan)長1倍時(shi)間。固(gu)化(hua)期(qi)間嚴禁(jin)(jin)接觸(chu)明(ming)火。2.拉(la)拔檢(jian)測：按規范(fan)要(yao)求(qiu)進(jin)行現場拉(la)拔試驗，抽(chou)檢(jian)比(bi)例≥1%且(qie)不少于3根，拉(la)拔力需(xu)≥設計值(zhi)的(de)(de)1.5倍。五(wu)、特(te)殊環(huan)境處理1.潮濕環(huan)境：采(cai)用(yong)(yong)水(shui)(shui)下植筋(jin)(jin)膠(jiao)，孔(kong)(kong)(kong)(kong)內(nei)積水(shui)(shui)需(xu)用(yong)(yong)熱風(feng)機烘干至(zhi)含(han)水(shui)(shui)率＜6%。2.高溫(wen)環(huan)境：施(shi)(shi)工(gong)溫(wen)度(du)超過35℃時(shi)應(ying)采(cai)取遮陽降溫(wen)措(cuo)施(shi)(shi)，避免(mian)膠(jiao)體(ti)過早固(gu)化(hua)。注(zhu)：施(shi)(shi)工(gong)全程需(xu)做(zuo)好防(fang)塵、防(fang)火措(cuo)施(shi)(shi)，廢棄膠(jiao)體(ti)按危化(hua)品規范(fan)處置。重(zhong)要(yao)結構應(ying)由資質單位實施(shi)(shi)，并留存完整的(de)(de)施(shi)(shi)工(gong)影像記錄。

柱子植(zhi)筋加(jia)固施(shi)工(gong)(gong)流程(cheng)(cheng)一、施(shi)工(gong)(gong)準(zhun)(zhun)備1.技(ji)術交底：根據設(she)計(ji)(ji)圖紙明(ming)確(que)加(jia)固范圍、植(zhi)筋規(gui)(gui)格及間距(ju)，編(bian)制專項施(shi)工(gong)(gong)方案(an)。2.材料準(zhun)(zhun)備：選用(yong)(yong)(yong)(yong)符合(he)要求的(de)改(gai)性(xing)環(huan)氧樹脂膠(jiao)(jiao)(jiao)或(huo)乙烯基(ji)酯膠(jiao)(jiao)(jiao)，鋼筋需(xu)經除(chu)銹(xiu)處(chu)理(li)并截取至設(she)計(ji)(ji)長度(du)。3.設(she)備檢(jian)查(cha)：確(que)保電錘、清(qing)孔器、注(zhu)膠(jiao)(jiao)(jiao)器等設(she)備性(xing)能正常，配(pei)備粉塵收集裝置(zhi)。二、定位(wei)鉆孔1.定位(wei)放線：采(cai)(cai)用(yong)(yong)(yong)(yong)全站儀或(huo)鋼尺按(an)設(she)計(ji)(ji)間距(ju)放樣，偏(pian)差(cha)控制在±5mm以內(nei)。2.鉆孔施(shi)工(gong)(gong)：使用(yong)(yong)(yong)(yong)電錘鉆頭成孔，孔徑(jing)應大于(yu)鋼筋直(zhi)徑(jing)4-6mm，孔深(shen)按(an)15d控制（d為鋼筋直(zhi)徑(jing)）。傾斜度(du)偏(pian)差(cha)不超過(guo)2°。三、孔道處(chu)理(li)1.清(qing)孔除(chu)塵：先用(yong)(yong)(yong)(yong)壓縮空(kong)氣吹掃(sao)孔壁(bi)(bi)，再(zai)用(yong)(yong)(yong)(yong)毛(mao)刷(shua)清(qing)理(li)3次(ci)，確(que)保孔內(nei)無浮灰。2.孔壁(bi)(bi)處(chu)理(li)：對光滑混凝(ning)土面進(jin)(jin)行打(da)磨處(chu)理(li)，用(yong)(yong)(yong)(yong)擦拭(shi)孔壁(bi)(bi)去除(chu)油污(wu)。四、植(zhi)筋施(shi)工(gong)(gong)1.注(zhu)膠(jiao)(jiao)(jiao)作業(ye)：采(cai)(cai)用(yong)(yong)(yong)(yong)從孔底向(xiang)外勻速注(zhu)膠(jiao)(jiao)(jiao)，膠(jiao)(jiao)(jiao)體填充量達(da)(da)(da)孔深(shen)2/3。2.鋼筋植(zhi)入：將處(chu)理(li)好的(de)鋼筋緩慢(man)旋入孔內(nei)，膠(jiao)(jiao)(jiao)體溢出(chu)率需(xu)達(da)(da)(da)80%以上。3.定位(wei)固定：設(she)置(zhi)臨時(shi)(shi)支撐架(jia)，24小時(shi)(shi)內(nei)禁止擾動鋼筋。五、質(zhi)量驗(yan)(yan)(yan)(yan)收1.過(guo)程(cheng)(cheng)檢(jian)驗(yan)(yan)(yan)(yan)：每批次(ci)膠(jiao)(jiao)(jiao)體做3組試(shi)(shi)件檢(jian)測(ce)粘(zhan)結(jie)強度(du)，拉拔試(shi)(shi)驗(yan)(yan)(yan)(yan)值(zhi)需(xu)≥設(she)計(ji)(ji)值(zhi)的(de)1.3倍(bei)。2.驗(yan)(yan)(yan)(yan)收標準(zhun)(zhun)：采(cai)(cai)用(yong)(yong)(yong)(yong)非破損檢(jian)測(ce)法，錨(mao)固深(shen)度(du)誤(wu)差(cha)≤±5mm，膠(jiao)(jiao)(jiao)體飽滿(man)度(du)≥95%。六、注(zhu)意事項1.環(huan)境控制：施(shi)工(gong)(gong)溫度(du)宜在5-35℃，濕度(du)≤80%，雨天(tian)禁止露天(tian)作業(ye)。2.安全防(fang)護：操作人員佩戴(dai)防(fang)塵口罩(zhao)及護目鏡，現場配(pei)備滅火(huo)器材。該工(gong)(gong)藝通過(guo)增大截面法提升柱體承載(zai)力，施(shi)工(gong)(gong)時(shi)(shi)需(xu)重點控制清(qing)孔質(zhi)量與注(zhu)膠(jiao)(jiao)(jiao)密實度(du)，嚴格按(an)GB50550《建筑結(jie)構加(jia)固工(gong)(gong)程(cheng)(cheng)施(shi)工(gong)(gong)質(zhi)量驗(yan)(yan)(yan)(yan)收規(gui)(gui)范》執行。養(yang)護7天(tian)后可(ke)進(jin)(jin)行后續(xu)工(gong)(gong)序，28天(tian)達(da)(da)(da)到設(she)計(ji)(ji)強度(du)。