3000吨级硐室松动控制爆破CONTROLLED CHAMBER LOOSE BLASTING WITH 3000t EXPLOSIVE
何广沂
He Guangyi(Design and Research Institute of Railway Engineering Construction);
摘要(Abstract)：
本文结合实例，介绍复杂环境条件下，采取导爆管非电一次起爆３０００多吨炸药的硐室松动控制爆破，是如何确保环境安全和便于机械清方等方面的经验。
In this paper, the controlled chamber loose blasting with 3000t explosive done by primary initiation with Nonel Detonator under the compli-cated circumstances,as well as the experiences on how to keep the environment safe and easy mechanical mucking are described with practical examples.
关键词(KeyWords)：
硐室松动控制爆破，微差起爆，回填堵塞
Controlled chamber loose blasting Millisecond delay blasting Tamping in backfilling
基金项目(Foundation):
作者(Authors):
何广沂
He Guangyi(Design and Research Institute of Railway Engineering Construction);