摘要
联系实际介绍了利用定向钻施工时的水平段进行排管与夯管锤进行施工之间的优缺点,并详细介绍了一次利用定向钻短距离施工替代夯管锤成功完成施工的实践经验。
The article introduces the advantage and disadvantage between directional drilling, and rammer construction firstly, then spells out a practical successful experience of short- distance directional drilling construction instead of rammer.
出处
《上海煤气》
2006年第6期8-9,30,共3页
Shanghai Gas
关键词
非开挖
水平定向钻
夯管锤
地质
non- excavation horizontal directional drill rammer geology
