oa Civil Engineer in South Africa - Excavation through saturated decomposed granite by multiple headings with vacuum drainage
|Article Title||Excavation through saturated decomposed granite by multiple headings with vacuum drainage|
|© Publisher:||South African Institution Of Civil Engineering (SAICE)|
|Journal||Civil Engineer in South Africa|
|Author||J.M. Matchett and L.W. Pringle|
|Publication Date||Jan 1988|
|Pages||179 - 183|
The initial 150 m of the second bore of the Du Toitskloof Tunnel was driven through soft decomposed granite by a method of multiple headings with vacuum drainage. By comparison, excavation of the soft-ground section of the first bore was done by ground freezing.
Article metrics loading...