摘要
在高速公路既有线高边坡进行扩堑,采用了无隔墙、无侧向防护的深孔水压爆破技术,确保了交通安全,提高了施工速度和经济效益。介绍了施工工艺和爆破参数。
The deep hole hydraulic blasting technology without partition and lateral protection was used in expanding the existing highway line at a high slope. It has ensured the safety of transportation and improved the progress and cost-effective construction. At the same time ,the construction technology and the blasting parameters was introduced.
出处
《爆破》
CSCD
2008年第2期61-65,共5页
Blasting
关键词
高速公路
扩堑
无隔墙
无侧向防护
深孔水压爆破
highway
expansion of cutting
no partition
no lateral protection
deep hole hydraulic blasting
