大型工程技術(shù)風(fēng)險(xiǎn)控制要點(diǎn)住房城鄉(xiāng)建設(shè)部2017 年10月目次1總則.............................................................................................................................12術(shù)語(yǔ).............................................................................................................................23基本規(guī)定....................................................................................................................43.1風(fēng)險(xiǎn)管理目標(biāo).............................................................................................43.2風(fēng)險(xiǎn)管理階段.............................................................................................43.3風(fēng)險(xiǎn)等級(jí)......................................................................................................43.3.1概率等級(jí)..............................................................................................43.3.2損失等級(jí)..............................................................................................53.3.3風(fēng)險(xiǎn)等級(jí)確定......................................................................................63.3.4風(fēng)險(xiǎn)接受準(zhǔn)則......................................................................................64風(fēng)險(xiǎn)控制方法............................................................................................................84.1風(fēng)險(xiǎn)識(shí)別與分析.........................................................................................84.1.1風(fēng)險(xiǎn)識(shí)別與分析工作內(nèi)容.................................................................84.1.2風(fēng)險(xiǎn)識(shí)別與分析工作流程.................................................................94.1.3風(fēng)險(xiǎn)識(shí)別與分析工作方法...............................................................104.2風(fēng)險(xiǎn)評(píng)估與預(yù)控.......................................................................................114.2.1風(fēng)險(xiǎn)評(píng)估與預(yù)控工作內(nèi)容...............................................................114.2.2風(fēng)險(xiǎn)評(píng)估與預(yù)控工作流程...............................................................114.2.3風(fēng)險(xiǎn)評(píng)估與預(yù)控工作方法...............................................................13 風(fēng)險(xiǎn)評(píng)估報(bào)告格式............................................................................134.3風(fēng)險(xiǎn)跟蹤與監(jiān)測(cè).......................................................................................134.3.1風(fēng)險(xiǎn)跟蹤與監(jiān)測(cè)工作內(nèi)容...............................................................134.3.2風(fēng)險(xiǎn)跟蹤與監(jiān)測(cè)工作流程...............................................................144.3.3風(fēng)險(xiǎn)跟蹤與監(jiān)測(cè)工作方法...............................................................154.4風(fēng)險(xiǎn)預(yù)警與應(yīng)急.......................................................................................154.4.1風(fēng)險(xiǎn)預(yù)警與應(yīng)急工作內(nèi)容...............................................................154.4.2風(fēng)險(xiǎn)預(yù)警與應(yīng)急工作流程...............................................................164.4.3風(fēng)險(xiǎn)預(yù)警與應(yīng)急工作方法...............................................................175風(fēng)險(xiǎn)控制的組織和管理職責(zé).................................................................................185.1風(fēng)險(xiǎn)控制的組織.......................................................................................185.1.1組織形式............................................................................................185.1.2風(fēng)險(xiǎn)管理委員會(huì)................................................................................185.1.3風(fēng)險(xiǎn)控制小組....................................................................................185.2各參建單位的風(fēng)險(xiǎn)控制職責(zé)..................................................................185.2.1建設(shè)單位職責(zé)....................................................................................185.2.2勘察單位職責(zé)....................................................................................205.2.3設(shè)計(jì)單位職責(zé)....................................................................................205.2.4施工單位職責(zé)....................................................................................205.2.5監(jiān)理單位職責(zé)....................................................................................205.2.6風(fēng)險(xiǎn)管理委員會(huì)職責(zé)........................................................................205.2.7風(fēng)險(xiǎn)控制小組職責(zé)............................................................................216 勘察階段的風(fēng)險(xiǎn)控制要點(diǎn) .....................................................................................226.1場(chǎng)址穩(wěn)定性和適宜性...............................................................................226.2地基基礎(chǔ)....................................................................................................246.3地鐵隧道....................................................................................................267設(shè)計(jì)階段的風(fēng)險(xiǎn)控制要點(diǎn).....................................................................................297.1地基基礎(chǔ)....................................................................................................297.1.1基坑坍塌風(fēng)險(xiǎn)....................................................................................297.1.2坑底突涌風(fēng)險(xiǎn)....................................................................................307.1.3坑底隆起風(fēng)險(xiǎn)....................................................................................317.1.4樁基斷裂風(fēng)險(xiǎn)....................................................................................327.1.5地下結(jié)構(gòu)上浮和受浮力破壞風(fēng)險(xiǎn)...................................................327.1.6高切坡工程風(fēng)險(xiǎn)................................................................................337.1.7高填方工程風(fēng)險(xiǎn)................................................................................357.2大跨度結(jié)構(gòu)................................................................................................377.2.1大跨鋼結(jié)構(gòu)屋蓋坍塌風(fēng)險(xiǎn)...............................................................377.2.2雨棚坍塌風(fēng)險(xiǎn)....................................................................................387.3超高層結(jié)構(gòu)................................................................................................397.3.1超長(zhǎng)、超大截面混凝土結(jié)構(gòu)裂縫風(fēng)險(xiǎn)..........................................397.3.2結(jié)構(gòu)大面積漏水風(fēng)險(xiǎn)........................................................................397.4地鐵隧道....................................................................................................407.4.1盾構(gòu)始發(fā)/到達(dá)時(shí)發(fā)生涌水涌砂、隧道破壞、地面沉降風(fēng)險(xiǎn)...407.4.2盾構(gòu)隧道掘進(jìn)過(guò)程中地面沉降、塌方風(fēng)險(xiǎn)..................................41 區(qū)間隧道聯(lián)絡(luò)通道集水井涌水并引發(fā)塌陷風(fēng)險(xiǎn) ..........................417.4.4聯(lián)絡(luò)通道開(kāi)挖過(guò)程中發(fā)生塌方引起地面坍塌風(fēng)險(xiǎn)......................417.4.5礦山法塌方事故風(fēng)險(xiǎn)........................................................................428施工階段的風(fēng)險(xiǎn)控制要點(diǎn).....................................................................................438.1地基基礎(chǔ)....................................................................................................438.1.1樁基斷裂風(fēng)險(xiǎn)....................................................................................438.1.2高填方土基滑塌風(fēng)險(xiǎn)........................................................................448.1.3高切坡失穩(wěn)風(fēng)險(xiǎn)................................................................................448.1.4深基坑邊坡坍塌風(fēng)險(xiǎn)........................................................................458.1.5坑底突涌風(fēng)險(xiǎn)....................................................................................478.1.6地下結(jié)構(gòu)上浮風(fēng)險(xiǎn)............................................................................488.2大跨度結(jié)構(gòu)................................................................................................498.2.1結(jié)構(gòu)整體傾覆風(fēng)險(xiǎn)...............................