AIR-POWERED 'GOPHER' SAVES UTILITY TIME, MONEY.

被引：0

作者：

Toler, Gerald

机构：

来源：

Pipe Line Industry | 1979年 / 50卷 / 02期

关键词：

CONSTRUCTION EQUIPMENT - GAS PIPELINES - TUNNELS AND TUNNELING - Missouri;

D O I：

暂无

中图分类号：

学科分类号：

摘要：

The author reports that Springfield, Mo. , City Utilities' Gas Department has found a missile-shaped underground piercing tool to be an effective and economical method of tunneling under road surfaces. The article describes the tool operation method, and discusses how it is being used.

引用

页码：55 / 56

共 50 条

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