風(fēng)險(xiǎn)分級(jí)管控方案

1、常州市軌道交通常州市軌道交通2號(hào)線(xiàn)一期工程土建施工號(hào)線(xiàn)一期工程土建施工M2GCTJ05M2GCTJ05標(biāo)段標(biāo)段風(fēng)險(xiǎn)分級(jí)管控方案風(fēng)險(xiǎn)分級(jí)管控方案編制：編制：審核：審核：審批：審批：中鐵隧道集團(tuán)有限公司常州市軌道交通2號(hào)線(xiàn)一期工程土建施工M2GCTJ05標(biāo)段項(xiàng)目經(jīng)理部2017年7月8.3安全質(zhì)量風(fēng)險(xiǎn)的解除.....................................................................

2、........................................................159、風(fēng)險(xiǎn)規(guī)避措施.................................................................................................................159.1、基坑失穩(wěn)類(lèi)型工程風(fēng)險(xiǎn)預(yù)防及突發(fā)事故應(yīng)急處置措施............

3、.............................................159.1.1基坑縱向滑坡...................................................................................................................................159.1.2、支撐失穩(wěn)...................

4、......................................................................................................................169.1.3、坑底隆起..........................................................................................

5、...............................................179.1.4、基坑圍護(hù)結(jié)構(gòu)流砂.......................................................................................................................189.2、冷凍法施工工程風(fēng)險(xiǎn)預(yù)防及突發(fā)事故應(yīng)急措施............

6、...........................................................199.2.1、冷凍管內(nèi)涌泥涌砂.......................................................................................................................199.2.2、冷凍孔溫度回升...........

7、................................................................................................................209.2.3、旁通道開(kāi)挖面滲漏或局部坍塌.......................................................................................

8、.........209.2.4、冷凍施工過(guò)程中地面隆起.........................................................................................................219.2.5、冷凍施工結(jié)束后地面出現(xiàn)沉降..................................................................

9、..............................219.3、盾構(gòu)法隧道特殊段推進(jìn)施工風(fēng)險(xiǎn)預(yù)防及突發(fā)事故應(yīng)急措施................................................229.3.1、建筑物（房屋等）、構(gòu)筑物（設(shè)施等）變形過(guò)大..............................................................229.3.2、管線(xiàn)變形過(guò)大......

10、..........................................................................................................................239.3.3、盾構(gòu)穿越江河（海）防汛堤（墻）引起變形、開(kāi)裂.......................................................249.3.4、盾構(gòu)機(jī)始發(fā)

11、突發(fā)風(fēng)險(xiǎn)事故.........................................................................................................289.3.5、盾構(gòu)機(jī)到達(dá)突發(fā)風(fēng)險(xiǎn)事故..........................................................................................

12、...............299.3.6、盾構(gòu)隧道進(jìn)水風(fēng)險(xiǎn)事故..............................................................................................................3110風(fēng)險(xiǎn)事故預(yù)案及險(xiǎn)情逃生..............................................................