A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Major contributing factor to cause of slump type landslides in highway design, construction and maintenance in California, is ground water which can be intercepted and removed by installation of horizontal drains; new hydraulic drill rig described, capable of drilling drain holes 300 ft or more in depth.
Major contributing factor to cause of slump type landslides in highway design, construction and maintenance in California, is ground water which can be intercepted and removed by installation of horizontal drains; new hydraulic drill rig described, capable of drilling drain holes 300 ft or more in depth.
Horizontal drill
Calif Highways Pub Works
Root, A.W. (author)
1955
3 pages
Article (Journal)
English
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