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控制爆破技術(shù)在地下暗挖頂管作業(yè)中的應(yīng)用

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【摘要】大連東港商務(wù)區(qū)220千伏供電隧道主體施工二標(biāo)段7段地下頂管控制爆破工程,屬復(fù)雜環(huán)境下的地下石方控制爆破,通過控制爆破方案的確定,爆破參數(shù)的設(shè)計(jì),起爆網(wǎng)絡(luò)的相應(yīng)控制等,取得了良好的爆破效果,在保證施工安全的前提下加快了頂管的施工進(jìn)度,節(jié)省了項(xiàng)目投資。

【關(guān)鍵詞】隧道;暗挖;頂管施工;爆破技術(shù);設(shè)計(jì)參數(shù)

Application of controlled blasting technology in underground pipe jacking operation

【Abstract】Dalian Donggang Business District 220 kV Power Supply Tunnel body construction bid 2 7 section of controlled blasting of underground pipe jacking engineering, underground stone controlled blasting under complicated environment, through the control of the determination of blasting scheme, the design of blasting parameters, blasting network, the corresponding control and so on, has obtained the good blasting effect, on the premise of ensure the safety of construction speed up the construction progress of pipe jacking, Saving project investment。(剩余3610字)

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