千斤(jin)(jin)顶(ding)(ding)(ding)及(ji)临(lin)时(shi)支(zhi)撑设(she)置：在搭(da)设(she)好的(de)(de)(de)(de)(de)支(zhi)架(jia)上(shang)安(an)(an)(an)放液压千斤(jin)(jin)顶(ding)(ding)(ding)和垫(dian)(dian)块(kuai)，并(bing)在其上(shang)放置桥(qiao)(qiao)梁(liang)顶(ding)(ding)(ding)升(sheng)横(heng)梁(liang)。在桥(qiao)(qiao)梁(liang)顶(ding)(ding)(ding)升(sheng)横(heng)梁(liang)上(shang)，对应边板(ban)(ban)(ban)边缘和中(zhong)板(ban)(ban)(ban)铰缝处安(an)(an)(an)装组合(he)钢(gang)(gang)楔，并(bing)予以调整，使上(shang)部构造每个板(ban)(ban)(ban)角均(jun)匀(yun)受力(li)(li)。千斤(jin)(jin)顶(ding)(ding)(ding)采用同(tong)(tong)一规格型(xing)号(50t液压千斤(jin)(jin)顶(ding)(ding)(ding))。千斤(jin)(jin)顶(ding)(ding)(ding)上(shang)下均(jun)应设(she)置钢(gang)(gang)垫(dian)(dian)板(ban)(ban)(ban)以分散集中(zhong)力(li)(li)的(de)(de)(de)(de)(de)作用。同(tong)(tong)一断面(mian)的(de)(de)(de)(de)(de)千斤(jin)(jin)顶(ding)(ding)(ding)上(shang)钢(gang)(gang)垫(dian)(dian)板(ban)(ban)(ban)应采用与(yu)(yu)桥(qiao)(qiao)宽一致的(de)(de)(de)(de)(de)型(xing)钢(gang)(gang)垫(dian)(dian)板(ban)(ban)(ban)，以使桥(qiao)(qiao)梁(liang)整体受力(li)(li)。为确(que)保受力(li)(li)均(jun)匀(yun)，应将型(xing)钢(gang)(gang)垫(dian)(dian)板(ban)(ban)(ban)与(yu)(yu)板(ban)(ban)(ban)底(di)的(de)(de)(de)(de)(de)接(jie)触面(mian)按板(ban)(ban)(ban)底(di)横(heng)坡(po)一致的(de)(de)(de)(de)(de)方向做成(cheng)斜面(mian)。型(xing)钢(gang)(gang)垫(dian)(dian)板(ban)(ban)(ban)的(de)(de)(de)(de)(de)刚度(du)应在施工时(shi)进(jin)行验算。在每个千斤(jin)(jin)顶(ding)(ding)(ding)周(zhou)围设(she)置临(lin)时(shi)钢(gang)(gang)支(zhi)撑，以便于分级桥(qiao)(qiao)梁(liang)顶(ding)(ding)(ding)升(sheng)过程中(zhong)的(de)(de)(de)(de)(de)检(jian)测与(yu)(yu)调整。每节钢(gang)(gang)支(zhi)撑的(de)(de)(de)(de)(de)长度(du)应与(yu)(yu)千斤(jin)(jin)顶(ding)(ding)(ding)的(de)(de)(de)(de)(de)行程相适应。由(you)于千斤(jin)(jin)顶(ding)(ding)(ding)安(an)(an)(an)装、桥(qiao)(qiao)梁(liang)顶(ding)(ding)(ding)升(sheng)的(de)(de)(de)(de)(de)同(tong)(tong)步精度(du)及(ji)回落(luo)后临(lin)时(shi)支(zhi)撑安(an)(an)(an)装等多种因素(su)的(de)(de)(de)(de)(de)影响，在桥(qiao)(qiao)梁(liang)顶(ding)(ding)(ding)升(sheng)过程中(zhong)往往会产生(sheng)水(shui)平(ping)偏(pian)转，严(yan)重时(shi)将直接(jie)影响桥(qiao)(qiao)梁(liang)安(an)(an)(an)全。进(jin)行结构限位(wei)是(shi)控制偏(pian)转的(de)(de)(de)(de)(de)主(zhu)要方法，限位(wei)一般(ban)包括横(heng)向限位(wei)和纵向限位(wei)。限位(wei)装置的(de)(de)(de)(de)(de)设(she)计是(shi)确(que)保桥(qiao)(qiao)梁(liang)顶(ding)(ding)(ding)升(sheng)成(cheng)功的(de)(de)(de)(de)(de)必备要素(su)。桥(qiao)(qiao)梁(liang)伸缩分类：①对接(jie)式②钢(gang)(gang)制支(zhi)承式③橡(xiang)胶组合(he)剪切式④模数支(zhi)承式⑤无缝式。苏州(zhou)宽腹桥(qiao)(qiao)梁(liang)施工方案

随着城市的(de)经济不(bu)断(duan)发展，交通量(liang)不(bu)断(duan)增(zeng)大(da)(da)，超载(zai)(zai)限载(zai)(zai)车(che)辆不(bu)断(duan)增(zeng)多(duo)，给桥(qiao)(qiao)(qiao)(qiao)梁带(dai)来一(yi)定(ding)(ding)的(de)影响(xiang)。桥(qiao)(qiao)(qiao)(qiao)梁在重车(che)反(fan)复作(zuo)用(yong)下(xia)，全(quan)桥(qiao)(qiao)(qiao)(qiao)桥(qiao)(qiao)(qiao)(qiao)面(mian)(mian)磨损严(yan)重，出(chu)现(xian)(xian)较严(yan)重的(de)脱皮(pi)露骨现(xian)(xian)象，全(quan)桥(qiao)(qiao)(qiao)(qiao)多(duo)处(chu)出(chu)现(xian)(xian)砼破(po)(po)损、开(kai)裂，大(da)(da)桥(qiao)(qiao)(qiao)(qiao)从(cong)桥(qiao)(qiao)(qiao)(qiao)面(mian)(mian)系、上部结(jie)(jie)构(gou)(gou)(gou)到下(xia)部结(jie)(jie)构(gou)(gou)(gou)等都存在不(bu)同(tong)(tong)程度的(de)病害，因此出(chu)现(xian)(xian)对(dui)(dui)桥(qiao)(qiao)(qiao)(qiao)梁进行拆(chai)(chai)(chai)除(chu)(chu)的(de)需要(yao)(yao)(yao)。桥(qiao)(qiao)(qiao)(qiao)梁结(jie)(jie)构(gou)(gou)(gou)的(de)常(chang)(chang)规拆(chai)(chai)(chai)除(chu)(chu)方(fang)(fang)法主要(yao)(yao)(yao)包括(kuo)机械破(po)(po)碎拆(chai)(chai)(chai)除(chu)(chu)、爆(bao)破(po)(po)、切(qie)(qie)割(ge)分解(jie)吊装。机械拆(chai)(chai)(chai)除(chu)(chu)如气(qi)(qi)动破(po)(po)碎、大(da)(da)型(xing)机械破(po)(po)碎技术(shu)(shu)投入少，施(shi)(shi)(shi)工(gong)(gong)周(zhou)期较短(duan)，但施(shi)(shi)(shi)工(gong)(gong)过程中(zhong)环境(jing)污(wu)染(ran)大(da)(da)，容易对(dui)(dui)保留(liu)结(jie)(jie)构(gou)(gou)(gou)产生(sheng)一(yi)定(ding)(ding)冲(chong)击(ji)。爆(bao)破(po)(po)施(shi)(shi)(shi)工(gong)(gong)工(gong)(gong)期短(duan)，但需与周(zhou)边建筑(zhu)保持一(yi)定(ding)(ding)的(de)安全(quan)距离(li)，且社会(hui)影响(xiang)大(da)(da)、爆(bao)破(po)(po)后对(dui)(dui)附近(jin)空气(qi)(qi)污(wu)染(ran)特别大(da)(da)，同(tong)(tong)时(shi)爆(bao)破(po)(po)施(shi)(shi)(shi)工(gong)(gong)需对(dui)(dui)施(shi)(shi)(shi)工(gong)(gong)现(xian)(xian)场进行严(yan)格的(de)安全(quan)及(ji)交通管制。采(cai)用(yong)混凝土切(qie)(qie)割(ge)拆(chai)(chai)(chai)除(chu)(chu)噪音(yin)较小(xiao)、空气(qi)(qi)污(wu)染(ran)小(xiao)，对(dui)(dui)保留(liu)结(jie)(jie)构(gou)(gou)(gou)不(bu)产生(sheng)伤害。与传统(tong)的(de)桥(qiao)(qiao)(qiao)(qiao)梁破(po)(po)碎拆(chai)(chai)(chai)除(chu)(chu)技术(shu)(shu)相比，钢筋混凝土切(qie)(qie)割(ge)拆(chai)(chai)(chai)除(chu)(chu)技术(shu)(shu)对(dui)(dui)周(zhou)边环境(jing)保护要(yao)(yao)(yao)求高，以(yi)及(ji)对(dui)(dui)部分保留(liu)结(jie)(jie)构(gou)(gou)(gou)进行保护性拆(chai)(chai)(chai)除(chu)(chu)，具有非(fei)常(chang)(chang)明显的(de)优(you)点。其中(zhong)，主桥(qiao)(qiao)(qiao)(qiao)拆(chai)(chai)(chai)除(chu)(chu)是旧(jiu)桥(qiao)(qiao)(qiao)(qiao)拆(chai)(chai)(chai)除(chu)(chu)施(shi)(shi)(shi)工(gong)(gong)的(de)关键点和难点，主桥(qiao)(qiao)(qiao)(qiao)连续刚(gang)构(gou)(gou)(gou)跨(kua)越(yue)主航道，施(shi)(shi)(shi)工(gong)(gong)方(fang)(fang)案(an)需要(yao)(yao)(yao)比选制定(ding)(ding)需要(yao)(yao)(yao)结(jie)(jie)合现(xian)(xian)场实际情(qing)况，综合考虑(lv)安全(quan)、质量(liang)、环保、经济性各方(fang)(fang)面(mian)(mian)考虑(lv)来制定(ding)(ding)。常(chang)(chang)州宽腹桥(qiao)(qiao)(qiao)(qiao)梁施(shi)(shi)(shi)工(gong)(gong)人群荷载(zai)(zai)标准值为(wei)2.5KN/M²(L0≥150M)。

抱箍法盖梁施(shi)(shi)工(gong)(gong)工(gong)(gong)艺标(biao)(biao)(biao)准(zhun)(zhun)(zhun)1、适(shi)用(yong)(yong)范(fan)围、抱箍法系采(cai)用(yong)(yong)一定厚度(du)(du)的(de)(de)钢板(ban)箍于(yu)墩(dun)柱上，并通过两者之间的(de)(de)摩阻力来支(zhi)撑(cheng)盖梁的(de)(de)一种施(shi)(shi)工(gong)(gong)方法，具(ju)有结(jie)构轻便、加工(gong)(gong)制(zhi)作简单、成本低廉(lian)的(de)(de)特点，根据墩(dun)柱截面形(xing)(xing)(xing)式(shi)不(bu)(bu)同，可分为圆(yuan)形(xing)(xing)(xing)抱箍、方形(xing)(xing)(xing)抱箍等。抱箍法主要适(shi)用(yong)(yong)于(yu)软土地基地区(qu)、地基承(cheng)载力差、水(shui)上施(shi)(shi)工(gong)(gong)盖梁、墩(dun)柱较高(gao)、对墩(dun)柱外观(guan)要求高(gao)d2等不(bu)(bu)宜采(cai)用(yong)(yong)支(zhi)架法或(huo)预穿牛腿法等情况。2、编制(zhi)主要应(ying)用(yong)(yong)标(biao)(biao)(biao)准(zhun)(zhun)(zhun)和(he)规(gui)范(fan)、中(zhong)(zhong)华(hua)人民(min)(min)共(gong)和(he)国(guo)(guo)行(xing)(xing)业标(biao)(biao)(biao)准(zhun)(zhun)(zhun)《公路(lu)桥涵施(shi)(shi)工(gong)(gong)技术规(gui)范(fan)》JTJ041-2000中(zhong)(zhong)华(hua)人民(min)(min)共(gong)和(he)国(guo)(guo)行(xing)(xing)业标(biao)(biao)(biao)准(zhun)(zhun)(zhun)《公路(lu)工(gong)(gong)程(cheng)质量(liang)检验评(ping)定标(biao)(biao)(biao)准(zhun)(zhun)(zhun)》JTGF80/1-2004中(zhong)(zhong)华(hua)人民(min)(min)共(gong)和(he)国(guo)(guo)行(xing)(xing)业标(biao)(biao)(biao)准(zhun)(zhun)(zhun)《铁路(lu)钢桥螺栓(shuan)连接(jie)(jie)施(shi)(shi)工(gong)(gong)规(gui)定》TBJ214-92中(zhong)(zhong)华(hua)人民(min)(min)共(gong)和(he)国(guo)(guo)行(xing)(xing)业标(biao)(biao)(biao)准(zhun)(zhun)(zhun)《环境空气(qi)质量(liang)标(biao)(biao)(biao)准(zhun)(zhun)(zhun)》GB3095-96中(zhong)(zhong)华(hua)人民(min)(min)共(gong)和(he)国(guo)(guo)行(xing)(xing)业标(biao)(biao)(biao)准(zhun)(zhun)(zhun)《公路(lu)工(gong)(gong)程(cheng)施(shi)(shi)工(gong)(gong)安全技术规(gui)程(cheng)》JTJ076-953、施(shi)(shi)工(gong)(gong)准(zhun)(zhun)(zhun)备(bei)(bei)、技术准(zhun)(zhun)(zhun)备(bei)(bei)，编制(zhi)抱箍法盖梁支(zhi)撑(cheng)施(shi)(shi)工(gong)(gong)的(de)(de)单项(xiang)施(shi)(shi)工(gong)(gong)组织(zhi)设(she)(she)计，向班组进(jin)行(xing)(xing)书面的(de)(de)一级技术交底和(he)安全交底。，进(jin)行(xing)(xing)抱箍设(she)(she)计：包括钢板(ban)的(de)(de)厚度(du)(du)、高(gao)度(du)(du)的(de)(de)确(que)定，紧固螺栓(shuan)的(de)(de)个数及规(gui)格的(de)(de)选(xuan)择等。1抱箍设(she)(she)计1）初步设(she)(she)计对于(yu)圆(yuan)形(xing)(xing)(xing)墩(dun)柱，抱箍应(ying)采(cai)用(yong)(yong)两个半圆(yuan)形(xing)(xing)(xing)的(de)(de)钢板(ban)，通过连接(jie)(jie)板(ban)上的(de)(de)螺栓(shuan)连接(jie)(jie)在一起，使钢板(ban)与墩(dun)身密贴(tie)，能够承(cheng)受一定的(de)(de)重量(liang)而不(bu)(bu)变形(xing)(xing)(xing)。

通过(guo)这(zhei)(zhei)一(yi)段时(shi)(shi)(shi)间的(de)(de)(de)(de)(de)(de)了(le)解，相信(xin)大(da)(da)家(jia)对(dui)桥(qiao)(qiao)(qiao)(qiao)梁(liang)顶(ding)(ding)(ding)(ding)升(sheng)(sheng)(sheng)(sheng)已经是不陌(mo)生了(le)，但对(dui)于(yu)想(xiang)进一(yi)步(bu)了(le)解本(ben)产品的(de)(de)(de)(de)(de)(de)相关知识(shi)的(de)(de)(de)(de)(de)(de)客户来说(shuo)这(zhei)(zhei)些内(nei)容还是不够的(de)(de)(de)(de)(de)(de)。小编就(jiu)将(jiang)关于(yu)桥(qiao)(qiao)(qiao)(qiao)梁(liang)顶(ding)(ding)(ding)(ding)升(sheng)(sheng)(sheng)(sheng)方面(mian)的(de)(de)(de)(de)(de)(de)知识(shi)与大(da)(da)家(jia)分享一(yi)下，希(xi)望引起(qi)大(da)(da)家(jia)的(de)(de)(de)(de)(de)(de)重(zhong)(zhong)视，让大(da)(da)家(jia)对(dui)桥(qiao)(qiao)(qiao)(qiao)梁(liang)顶(ding)(ding)(ding)(ding)升(sheng)(sheng)(sheng)(sheng)有一(yi)个(ge)深层次的(de)(de)(de)(de)(de)(de)了(le)解。这(zhei)(zhei)样大(da)(da)家(jia)在(zai)购买使(shi)用因(yin)(yin)为(wei)千(qian)斤顶(ding)(ding)(ding)(ding)设(she)(she)备(bei)、顶(ding)(ding)(ding)(ding)升(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)(de)同步(bu)精度(du)(du)(du)及回落后(hou)(hou)暂时(shi)(shi)(shi)支撑设(she)(she)备(bei)等多种要(yao)素的(de)(de)(de)(de)(de)(de)影(ying)响，在(zai)顶(ding)(ding)(ding)(ding)升(sheng)(sheng)(sheng)(sheng)过(guo)程中往(wang)(wang)往(wang)(wang)会(hui)(hui)发作水平偏转(zhuan)，严(yan)重(zhong)(zhong)时(shi)(shi)(shi)将(jiang)直接(jie)影(ying)响桥(qiao)(qiao)(qiao)(qiao)梁(liang)安(an)全。进时(shi)(shi)(shi)也能做到(dao)心(xin)中有数，不慌不忙，希(xi)望对(dui)大(da)(da)家(jia)有所启(qi)发与帮助(zhu)。因(yin)(yin)为(wei)千(qian)斤顶(ding)(ding)(ding)(ding)设(she)(she)备(bei)、顶(ding)(ding)(ding)(ding)升(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)(de)同步(bu)精度(du)(du)(du)及回落后(hou)(hou)暂时(shi)(shi)(shi)支撑设(she)(she)备(bei)等多种要(yao)素的(de)(de)(de)(de)(de)(de)影(ying)响，在(zai)顶(ding)(ding)(ding)(ding)升(sheng)(sheng)(sheng)(sheng)过(guo)程中往(wang)(wang)往(wang)(wang)会(hui)(hui)发作水平偏转(zhuan)，严(yan)重(zhong)(zhong)时(shi)(shi)(shi)将(jiang)直接(jie)影(ying)响桥(qiao)(qiao)(qiao)(qiao)梁(liang)安(an)全。进行结构限(xian)位(wei)是操控偏转(zhuan)的(de)(de)(de)(de)(de)(de)首要(yao)办法(fa)，限(xian)位(wei)一(yi)般(ban)包含横向限(xian)位(wei)和纵(zong)(zong)向限(xian)位(wei)。限(xian)位(wei)设(she)(she)备(bei)的(de)(de)(de)(de)(de)(de)规划是确保桥(qiao)(qiao)(qiao)(qiao)梁(liang)顶(ding)(ding)(ding)(ding)升(sheng)(sheng)(sheng)(sheng)成功的(de)(de)(de)(de)(de)(de)必备(bei)要(yao)素。桥(qiao)(qiao)(qiao)(qiao)梁(liang)在(zai)全体顶(ding)(ding)(ding)(ding)升(sheng)(sheng)(sheng)(sheng)时(shi)(shi)(shi)处于(yu)一(yi)种漂浮情况。因(yin)(yin)为(wei)液压千(qian)斤顶(ding)(ding)(ding)(ding)设(she)(she)备(bei)的(de)(de)(de)(de)(de)(de)笔直差错(cuo)及顶(ding)(ding)(ding)(ding)升(sheng)(sheng)(sheng)(sheng)过(guo)程中其他不利要(yao)素的(de)(de)(de)(de)(de)(de)影(ying)响，在(zai)顶(ding)(ding)(ding)(ding)升(sheng)(sheng)(sheng)(sheng)过(guo)程中可能会(hui)(hui)呈现细(xi)小的(de)(de)(de)(de)(de)(de)水平位(wei)移，而使(shi)顶(ding)(ding)(ding)(ding)升(sheng)(sheng)(sheng)(sheng)呈现风险(xian)。为(wei)防止呈现这(zhei)(zhei)类(lei)情况，需在(zai)桥(qiao)(qiao)(qiao)(qiao)梁(liang)上部纵(zong)(zong)横向设(she)(she)置水平限(xian)位(wei)设(she)(she)备(bei)。限(xian)位(wei)设(she)(she)备(bei)应具有满足(zu)的(de)(de)(de)(de)(de)(de)强度(du)(du)(du)，并(bing)在(zai)限(xian)位(wei)方向具有满足(zu)的(de)(de)(de)(de)(de)(de)刚度(du)(du)(du)。撤(che)除桥(qiao)(qiao)(qiao)(qiao)梁(liang)伸缩缝后(hou)(hou)按规划要(yao)求的(de)(de)(de)(de)(de)(de)顶(ding)(ding)(ding)(ding)升(sheng)(sheng)(sheng)(sheng)高度(du)(du)(du)将(jiang)背(bei)墙接(jie)高。桥(qiao)(qiao)(qiao)(qiao)梁(liang)总跨径必须保证桥(qiao)(qiao)(qiao)(qiao)下有足(zu)够的(de)(de)(de)(de)(de)(de)泄洪(hong)面(mian)积。

桥(qiao)(qiao)(qiao)(qiao)梁(liang)(liang)(liang)(liang)加(jia)固(gu)方法：加(jia)大截面(mian)(mian)加(jia)固(gu)法也称为外(wai)包混(hun)凝土加(jia)固(gu)法，是用(yong)增大混(hun)凝土结构物的(de)(de)(de)截面(mian)(mian)面(mian)(mian)积和(he)配筋进行(xing)加(jia)固(gu)的(de)(de)(de)一(yi)种(zhong)方法。加(jia)大截面(mian)(mian)加(jia)固(gu)法一(yi)般(ban)采用(yong)两种(zhong)方式：一(yi)种(zhong)是加(jia)厚桥(qiao)(qiao)(qiao)(qiao)面(mian)(mian)板；另一(yi)种(zhong)是加(jia)大主梁(liang)(liang)(liang)(liang)梁(liang)(liang)(liang)(liang)肋的(de)(de)(de)高度(du)和(he)宽(kuan)度(du)。该法工艺简单(dan)、适应性(xing)(xing)强，具有成(cheng)熟的(de)(de)(de)设计(ji)和(he)施工经验，适用(yong)于(yu)较小跨径的(de)(de)(de)T梁(liang)(liang)(liang)(liang)桥(qiao)(qiao)(qiao)(qiao)或板桥(qiao)(qiao)(qiao)(qiao)的(de)(de)(de)加(jia)固(gu)。采用(yong)此法加(jia)固(gu)后(hou)(hou)桥(qiao)(qiao)(qiao)(qiao)梁(liang)(liang)(liang)(liang)刚(gang)度(du)明(ming)显提高，承(cheng)载能力也能取得较好的(de)(de)(de)效(xiao)果。但现场(chang)施工的(de)(de)(de)湿作业(ye)时(shi)间较长，加(jia)固(gu)后(hou)(hou)的(de)(de)(de)建筑物净(jing)空有一(yi)定(ding)减小。常州(zhou)市元宇预(yu)制(zhi)构件(jian)有限公(gong)司桥(qiao)(qiao)(qiao)(qiao)梁(liang)(liang)(liang)(liang)结构及其各(ge)个(ge)部分构件(jian)， 在制(zhi)造(zao)、 运输(shu)、安(an)装和(he)使用(yong)过程(cheng)中应具有足够的(de)(de)(de)强度(du)、 刚(gang)度(du)、 稳定(ding)性(xing)(xing)和(he)耐久性(xing)(xing)。常州(zhou)宽(kuan)腹桥(qiao)(qiao)(qiao)(qiao)梁(liang)(liang)(liang)(liang)施工

桥梁建筑(zhu)的发展方向具体体现(xian)在新材(cai)料、新理论、大跨(kua)径三(san)方面。苏(su)州宽腹桥梁施工方案

桥(qiao)梁(liang)(liang)(liang)防(fang)水(shui)(shui)层应(ying)(ying)覆盖整个混(hun)凝(ning)(ning)土(tu)(tu)(tu)桥(qiao)面，防(fang)水(shui)(shui)层应(ying)(ying)为两层，层喷(pen)涂(tu)(tu)两次(ci)FTY-2桥(qiao)梁(liang)(liang)(liang)防(fang)水(shui)(shui)剂(ji)，第二层喷(pen)涂(tu)(tu)三(san)次(ci)FTY-1桥(qiao)梁(liang)(liang)(liang)防(fang)水(shui)(shui)涂(tu)(tu)料。防(fang)水(shui)(shui)涂(tu)(tu)料的(de)厚度平均(jun)不(bu)应(ying)(ying)超过1mm。在-15℃～90℃范围内，仍能(neng)满足第2条的(de)要求。共同经历沥(li)青(qing)层160℃左右的(de)摊铺(pu)温度后，并不(bu)影响其长期耐久性。防(fang)水(shui)(shui)涂(tu)(tu)料应(ying)(ying)与其上(shang)(shang)的(de)沥(li)青(qing)混(hun)凝(ning)(ning)土(tu)(tu)(tu)路面相容，两者之间的(de)附(fu)着力(li)不(bu)应(ying)(ying)低(di)于(yu)沥(li)青(qing)混(hun)凝(ning)(ning)土(tu)(tu)(tu)路面与混(hun)凝(ning)(ning)土(tu)(tu)(tu)桥(qiao)面之间的(de)附(fu)着力(li)。层间剪切强度为25℃，≥1。5MPa，35℃≥1。0MPa.喷(pen)涂(tu)(tu)FTY-2型桥(qiao)梁(liang)(liang)(liang)防(fang)水(shui)(shui)剂(ji)时，应(ying)(ying)保证防(fang)水(shui)(shui)剂(ji)能(neng)进入桥(qiao)面混(hun)凝(ning)(ning)土(tu)(tu)(tu)10mm以上(shang)(shang)，提高混(hun)凝(ning)(ning)土(tu)(tu)(tu)抗渗性>0.2MPa。防(fang)水(shui)(shui)层应(ying)(ying)具有突出(chu)的(de)耐久性，至少(shao)不(bu)低(di)于(yu)桥(qiao)面沥(li)青(qing)铺(pu)装(zhuang)层的(de)使用寿命（约8～10年）苏州宽腹桥(qiao)梁(liang)(liang)(liang)施工方案

本文来自东(dong)莞富发玻璃(li)制品有限公(gong)司：//diyijian.cn/Article/49f53099420.html